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Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 5-year-old boy is brought to the physician because of a 2-day history of itchy rash and swelling on his left lower leg. His mother says the boy complained of an insect bite while playing outdoors 3 days before the onset of the lesion. His immunizations are up-to-date. He is at the 50t... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old man presents to the emergency room after a syncopal episode. The patient is awake, alert, and oriented; however, he becomes lightheaded whenever he tries to sit up. The medical history is significant for coronary artery disease and stable angina, which are controlled with simvastatin and iso... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman is admitted to the hospital after undergoing an open cholecystectomy under general anesthesia. Preoperatively, the patient was administered a single dose of intravenous ceftriaxone. Now, the anesthetic effects have worn off, and her pain is well managed. The patient has a prior medical... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-month-old infant is brought to his pediatrician because of recurrent episodes of vomiting. Specifically, his parents say that he starts to vomit as soon as he is laid down after feeding. He was born at full term and had no complications in the perinatal period. Contrast radiograph reveals part of the ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old man is brought to the emergency department from a homeless shelter because of bizarre behavior. He avoids contact with others and has complained to the supervising staff that he thinks people are reading his mind. Three days ago, he unplugged every electrical appliance on his floor of the sh... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 66-year-old woman presents to the emergency department complaining of palpitations. She says that she has been experiencing palpitations and lightheadedness for the past 6 months, but before this morning the episodes usually resolved on their own. The patient’s medical history is significant for a trans... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old man presents with dark urine and fatigue. The patient states that the symptoms started 2 days ago. Since yesterday, he also noticed that his eyes look yellow. The past medical history is significant for recent right ear pain diagnosed 3 days ago as acute otitis media, which he was prescribed... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old man presents to his primary care physician because he has been having flank and back pain for the last 8 months. He said that it started after he fell off a chair while doing yard work, but it has been getting progressively worse over time. He reports no other symptoms and denies any weight ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old girl is brought to the emergency department 6 hours after she attempted suicide by consuming 16 tablets of acetaminophen (500 mg per tablet). At present, she does not have any complaints or symptoms. The patient is afebrile and vital signs are within normal limits. Physical examination is un... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man comes to the physician because of a 2-month history of progressive shortness of breath and a dry cough. He has also noticed gradual development of facial discoloration. He has not had fevers. He has coronary artery disease, hypertension, and atrial fibrillation. He does not smoke or drin... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old man presents to the emergency department with vague, constant abdominal pain, and worsening shortness of breath for the past several hours. He has baseline shortness of breath and requires 2–3 pillows to sleep at night. He often wakes up because of shortness of breath. Past medical history i... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man presents to the emergency department with diffuse abdominal pain and nausea for the past 5 hours. The pain started with a dull ache but is now quite severe. He notes that he “just doesn’t feel like eating” and has not eaten anything for almost a day. Although the nausea is getting worse,... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old girl presents to an urgent care clinic after waking up in the morning with a left-sided facial droop and an inability to fully close her left eye. Of note, she is currently on oral contraceptives and escitalopram and smokes half a pack of cigarettes per day. Her temperature is 98.2°F (36.8°C... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old sailor is brought to a military treatment facility 20 minutes after being involved in a navy ship collision. He appears ill. He reports a sensation that he needs to urinate but is unable to void. His pulse is 140/min, respirations are 28/min, and blood pressure is 104/70 mm Hg. Pelvic examin... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old woman presents with progressive hearing loss for the past 4 months. She says that she isn’t hearing high frequency sounds like she used to, especially in large rooms. Her past medical history shows significant bilateral lens dislocations 6 months ago. Family history reveals that her mother h... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A pregnant woman gives birth to her 1st child at the family farm. After delivery, the assisting midwife notices a triangular defect in the lower anterior abdominal wall of the baby. She clamps the umbilical cord with a cloth and urges the family to seek immediate medical care at the nearest hospital. Upon... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A new drug has been shown to block epithelial sodium channels in the cortical collecting duct. Which of the following is most likely to be decreased upon drug administration? ---- <<Choices:>> A) Potassium secretion in the collecting tubules B) Sodium secretion in the collecting tubules C) Urea secretion ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old G1P0 woman at 26 weeks gestation presents to the obstetric emergency room for an evaluation after being involved in a motor vehicle accident. She was in the passenger seat of her car when the car was hit on the side by a drunk driver. She is currently in no acute distress but is worried abou... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old woman presents to the emergency department following a seizure episode. She has a remote history of tonic-clonic seizures; however, her seizures have been well-controlled on valproate, with no seizure episodes occurring over the past 12 years. She was weaned off of the valproate 4 months ago... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 13-year-old girl is brought to the physician by her mother because of a 1-month history of abnormal movements of her muscles that she cannot control. She has a younger brother with cognitive disabilities and epilepsy. Examination shows frequent, brief, involuntary contractions of the muscle groups of th... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man with a history of chronic constipation presents to the emergency department with a two-day history of left lower quadrant abdominal pain. He is found to have a temperature of 100.8F, BP 140/90, HR 85, and RR 16. On physical examination, he is tender to light palpation in the left lower q... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man presents to the clinic with increasing shortness of breath, mild chest pain at rest, and fatigue. He normally lives a healthy lifestyle with moderate exercise and an active social life, but recently he has been too tired to do much. He reports that he is generally healthy and on no medic... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old man comes to the physician because of a 1-month history of fever and poor appetite. Five weeks ago, he underwent molar extraction for dental caries. His temperature is 38°C (100.4°F). Cardiac examination shows a grade 2/6 holosystolic murmur heard best at the apex. A blood culture shows gram... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man presents to his primary care physician with complaints of fluctuating mood for the past 2 years. He feels great and full of energy for some months when he is very creative with tons of ideas just racing through his mind. He is noted to be very talkative and distracted by his different id... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman presents with a 3-month history of worsening insomnia and anxiety. She says that she has an important college exam in the next few weeks for which she has to put in many hours of work each day. Despite the urgency of her circumstances, she states that she is unable to focus and concent... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 39-year-old man comes to the physician for preoperative evaluation. He is scheduled for a right inguinal hernia repair the following day. He has a history of polycystic kidney disease and hypertension. His medications include lisinopril and vitamin D3 supplements. His father had the same kidney conditio... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old nulligravid woman comes to the physician because of 2 weeks of postcoital pain and blood-tinged vaginal discharge. She has been sexually active with one male partner for the past 3 months. They do not use condoms. Her only medication is a combined oral contraceptive that she has been taking ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old male presents to his primary care physician for a normal check-up. He has a history of atrial fibrillation for which he takes metoprolol and warfarin. During his last check-up, his international normalized ratio (INR) was 2.5. He reports that he recently traveled to Mexico for a business tri... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought to the physician by his parents for bedwetting. He went 3 months without wetting the bed but then started again 6 weeks ago. He has been wetting the bed about 1–2 times per week. He has not had daytime urinary incontinence or dysuria. His teachers report that he is attentive in... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old girl is brought to the physician because of a progressive swelling of her neck for the past 6 months. She has no pain, dyspnea, or dysphagia. She is at the 60th percentile for height and the 55th percentile for weight. Vital signs are within normal limits. Examination shows a 3-cm cystic, no... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 76-year-old woman presents to the physician for a follow-up examination. She had a hemoglobin level of 10.5 g/dL last month. She complains of mild dyspnea with exercise. She reports exercising daily for the past 30 years. She is relatively healthy without any significant past medical history. She occasi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old man presents to his primary care physician for a yearly checkup complaining of recent weight gain. The patient states that he has noticed that, regardless of his diet, his midsection has gotten increasingly larger and his old clothes no longer fit. The patient has a 2-year history of left hi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman comes to the physician with right-sided flank pain and blood in her urine for 1 day. She does not have fever or dysuria. She had similar symptoms several weeks ago but did not seek medical care at the time. Physical examination shows right costovertebral angle tenderness. Her serum uri... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old man presents to the emergency department after a motor vehicle accident. The patient was at a stop when he was rear-ended from behind by a vehicle traveling at 11 miles per hour. The patient complains of severe back pain but states he otherwise feels well. The patient is currently seeing a p... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old male with a history of congestive heart failure and hypertension comes to you with the chief complaint of new-onset cough as well as increased serum potassium in the setting of a new medication. Which of the following medications is most likely responsible for these findings? ---- <<Choices:... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 11-year-old boy is brought to his pediatrician by his parents for the routine Tdap immunization booster dose that is given during adolescence. Upon reviewing the patient’s medical records, the pediatrician notes that he was immunized according to CDC recommendations, with the exception that he received... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old woman with a past medical history of poorly managed diabetes presents to the emergency department with nausea and vomiting. Her symptoms started yesterday and have been progressively worsening. She is unable to eat given her symptoms. Her temperature is 102°F (38.9°C), blood pressure is 115/... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old woman with New York Heart Association Class III heart failure, atrial fibrillation, and bipolar disorder presents to the urgent care center with nausea, vomiting, abdominal pain, double vision, and describes seeing green/yellow outlines around objects. Her current medications include ramipri... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old boy is brought in to clinic by his parents with a chief concern of poor performance in school. The parents were told by the teacher that the student often does not turn in assignments, and when he does they are partially complete. The child also often shouts out answers to questions and has t... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 54-year-old woman comes to the emergency department because of two episodes of bright red blood per rectum within the past day. She has a history of migraine, which is treated prophylactically with verapamil. She appears well and is hemodynamically stable. Cardiac exam reveals a regular heart rate witho... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old male intern is currently on a trauma surgery service. After a busy overnight shift, the intern did not have enough time to prepare to present all of the patients on the team’s list. At morning rounds, the chief resident made a sarcastic comment that the intern “really put a lot of effort int... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old man is brought to the emergency department by his wife. She was called by his coworkers to come and pick him up from work after he barged into the company’s board meeting and was being very disruptive as he ranted on about all the great ideas he had for the company. When they tried to reason... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An 82-year-old man is brought to the emergency department because of severe pain and joint stiffness in his right knee. The pain started 3 days ago and has worsened despite acetaminophen intake. He has benign prostatic hyperplasia and hypertension. One week ago, he had a urinary tract infection and was tr... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old female ultramarathon runner presents to the physician with complaints of persistent knee pain. She describes the pain to be located in the anterior area of her knee and is most aggravated when she performs steep descents down mountains, though the pain is present with running on flat roads, ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old high school student comes to the physician because of a 6-month history of insomnia. On school nights, he goes to bed around 11 p.m. but has had persistent problems falling asleep and instead studies at his desk until he feels sleepy around 2 a.m. He does not wake up in the middle of the nig... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old woman from Mexico comes to your office due to recent shortness of breath. The patient states that she has recently started having trouble breathing when she is working out, but this resolves when she rests for a while. She states that she has no history of diabetes, heart disease, or hyperte... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37-year-old woman comes to the physician because of a 10-month history of excessive daytime sleepiness and fatigue. She says she has difficulty concentrating and has fallen asleep at work on numerous occasions. She also reports having frequent headaches during the day. She has no difficulty falling asle... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 77-year-old female comes to a medical school's free clinic for follow-up examination after a urinary tract infection (UTI) and is seen by a fourth year medical student. The clinic serves largely uninsured low-income patients in a New York City neighborhood with a large African American and Latino popula... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying the biology of human sperm cells. She isolates spermatogonia obtained on a testicular biopsy from a group of healthy male volunteers. She finds that the DNA of spermatogonia obtained from these men show a large number of TTAGGG sequence repeats. This finding can best be explain... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old woman with high blood pressure and diabetes presents to the outpatient clinic and informs you that she is trying to get pregnant. Her current medications include lisinopril, metformin, and sitagliptin. Her blood pressure is 136/92 mm Hg and heart rate is 79/min. Her physical examination is u... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old man comes to the physician for a routine examination. He does not take any medications. He drinks 6 to 7 bottles of beer every night, and says he often has a shot of whiskey in the morning “for my headache.” He was recently fired from his job for arriving late. He says there is nothing wrong... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old woman comes to the physician because of a 5-day history of intermittent palpitations. She has no history of syncope or chest pain. She had similar symptoms 1 year ago and following workup has been treated with daily flecainide since then. She drinks one to two glasses of wine on the weekends... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 51-year-old woman with hyperlipidemia comes to the physician because of weakness for one month. At the end of the day, she feels too fatigued to cook dinner or carry a laundry basket up the stairs. She also complains of double vision after she reads for long periods of time. All of her symptoms improve ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old man comes to the physician because of increasing swelling of the legs and face over the past 2 months. He has a history of diastolic heart dysfunction. The liver and spleen are palpable 4 cm below the costal margin. On physical examination, both lower limbs show significant pitting edema ext... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old woman comes to the physician because of early satiety and intermittent nausea for 3 months. During this period she has also felt uncomfortably full after meals and has vomited occasionally. She has not had retrosternal or epigastric pain. She has longstanding type 1 diabetes mellitus, diabet... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> Fluorescein is an artificial dark orange colored organic molecule used in the diagnosis of corneal ulcers and herpetic corneal infections. It is observed that, in experimental animals, the fluorescein binds to receptors on certain B cells, but it does not stimulate them to produce fluorescein specific ant... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old male is evaluated in clinic approximately six months after resolution of a herpes zoster outbreak on his left flank. He states that despite the lesions having resolved, he is still experiencing constant burning and hypersensitivity to touch in the distribution of the old rash. You explain to... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 11-year-old boy who recently emigrated from Nigeria is brought to the physician for evaluation of jaw swelling. He has no history of serious illness and takes no medications. Examination shows a 5-cm solid mass located above the right mandible and significant cervical lymphadenopathy. A biopsy specimen... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 53-year-old man comes to the physician because of a 3-month history of a nonpruritic rash. He has been feeling more tired than usual and occasionally experiences pain in his wrists and ankles. He does not smoke or drink alcohol. His temperature is 37.6°C (99.7°F), pulse is 98/min, respirations are 18/mi... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old African-American woman comes to the physician because of severe lower back pain. She has had dull lower back pain for several months, which suddenly become sharp in nature after lifting a heavy bucket of water 2 days ago. The pain is midline and does not radiate. She has had frequent vaginal... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old girl is brought to the hospital by her parents with a persistent fever of 41°C (105.8°F), which is not relieved by tylenol. Her birth history is unremarkable. On general examination, the child is agitated and looks ill. Her heart rate is 120/min and the respiratory rate is 22/min. The parents... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old boy is brought to the emergency department with a high fever and oxygen desaturation. He had a tracheostomy placed as an infant and has been placed on mechanical ventilation intermittently. Since then, he has had several bouts of pneumonia similar to his current presentation. In addition, he ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 31-year-old man comes to the physician because of a 9-month history of increasing fatigue and recurrent nausea. During this period, he has had a 3.8 kg (8.3 lb) weight loss. He also reports feeling lightheaded when he stands up suddenly. He was diagnosed with alopecia areata 1 year ago and was treated w... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 49-year-old woman presents to the clinic for a routine exam. She recently quit smoking after a 30 pack-year history and started exercising a little. Past medical history is noncontributory. She takes no medication. Her mother died at 65 from lung cancer. She rarely drinks alcohol and only uses nicotine ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 43-year-old woman presents for a routine checkup. She says she has been uncontrollably grimacing and smacking her lips for the past 2 months, and these symptoms have been getting progressively worse. Past medical history is significant for schizophrenia, managed medically with clozapine. Which of the fo... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old woman with type 2 diabetes mellitus comes to the physician because of generalized pain and muscle weakness. She suffered a nondisplaced left ulnar fracture 3 months ago after lifting a heavy crate of books. She has had progressively worsening renal function over the past 2 years but has not ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 46-year-old man presents to the emergency department with confusion, lacrimation, salivation, nausea, vomiting, abdominal pain, and diarrhea. He developed these symptoms 30 minutes after he finished treating his garden with the insecticide malathion. His vital signs are as follows: blood pressure is 85/... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old boy is brought to his pediatrician by his mother because she is worried about whether he is becoming ill. Specifically, he has been sent home from school six times in the past month because of headaches and abdominal pain. In fact, he has been in the nurse's office almost every day with vari... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old man comes to the physician for the evaluation of lower back pain and tingling and numbness in his legs for the past 6 months. The pain radiates bilaterally to his buttocks and legs gets worse while standing or walking downhill. Two weeks ago, he had an upper respiratory tract infection that ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old woman comes to the physician because of a 2-month history of a rash on her ankles with intermittent itching. After the rash developed, she started applying a new scented lotion to her legs daily. She works as a cashier at a grocery store. She has type 2 diabetes mellitus and hypertension. Cu... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old patient comes to the physician because of a 6-month history of persistent dry cough and shortness of breath with mild exertion. He reports feeling too weak to leave the house on most days. He has a history of hypertension and chronic atrial fibrillation. He has smoked a pack of cigarettes da... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man presents with problems with his vision. He says he has been experiencing blurred vision and floaters in his left eye for the past few days. He denies any ocular pain, fever, or headaches. Past medical history is significant for HIV infection a few years ago, for which he is noncompliant ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> On a medical trip to Nicaragua, you observe a sweet odor in the cerumen of 12-hour female newborn. Within 48 hours, the newborn develops ketonuria, poor feeding, and a sweet odor is also noticed in the urine. By 96 hours, the newborn is extremely lethargic and opisthotonus is observed. In order to prevent... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 77-year-old man with refractory shock has been under treatment in an intensive care unit for last 7 days. Despite the best possible management by the team of physicians and intensivists, he fails to show improvement. After discussion with his relatives and obtaining informed consent from them, the team ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old man presents to pulmonary function clinic for preoperative evaluation for a right pneumonectomy. His arterial blood gas at room air is as follows: pH: 7.34 PaCO2: 68 mmHg PaO2: 56 mmHg Base excess: +1 O2 saturation: 89% What underlying condition most likely explains these findings? ---- <<Ch... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-year-old girl comes to the clinic because she is concerned about her weight. She states that she is on her school’s cheerleading team and is upset because she feels she is the “fattest” girl on the team despite her healthy diet. She says that in the last 2 weeks since practice began, she has lost 2 ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman comes to the physician for evaluation of a 6-month history of persistent rhinorrhea and nasal congestion. She works in retail and notices her symptoms worsen anytime she is exposed to strong perfumes. Her symptoms have worsened since winter began 2 months ago. She has not had fever, na... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman is hospitalized after developing an allergic reaction to the contrast medium used for a cerebral angiography. The study was initially ordered as part of the diagnostic approach of a suspected case of pseudotumor cerebri. Her medical history is unremarkable. On physical examination she ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old patient presents to the pediatrician’s office with fatigue and swollen lymph nodes. Extensive work-up reveals a diagnosis of acute lymphoblastic leukemia. In an effort to better tailor the patient’s treatments, thousands of genes are arranged on a chip and a probe is made from the patient’s D... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 53-year-old man is brought into the emergency department by ambulance. He was found stumbling in the street. He smells of alcohol and has difficulty answering any questions are giving any history about recent events. He is diagnosed with acute ethanol intoxication. After a night of IV fluid and sleep, h... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old man with worsening refractory epigastric pain secondary to long-standing gastroesophageal reflux disease presents for endoscopic evaluation. Past medical history is also significant for type 2 diabetes mellitus that was diagnosed 3 years ago, managed medically. Current medications are metfor... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A clinical trial is conducted to determine the efficacy of ginkgo biloba in the treatment of Parkinson disease. A sample of patients with major depression is divided into two groups. Participants in the first group are treated with ginkgo biloba, and participants in the other group receive a placebo. A ch... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-month-old boy is brought to the physician by his parents because of fever for the past 3 days. They also state that he has been less active and has been refusing to eat. The patient has had two episodes of bilateral otitis media since birth. He was born at term and had severe respiratory distress and ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 10-year-old boy is brought to the clinic by his mother with complaints of cough productive of yellow sputum for the past couple of weeks. This is the 4th episode the boy has had this year. He has had recurrent episodes of cough since childhood, and previous episodes have subsided with antibiotics. There... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 49-year-old man presents to his primary care physician for leg pain. He states that when he goes for walks with his dog, he starts feeling calf pain. He either has to stop or sit down before the pain resolves. He used to be able to walk at least a mile, and now he starts feeling the pain after 8 blocks.... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old woman comes to the physician with a 6-month history of pain and swelling of both legs. The symptoms are worst at the end of the day and are associated with itching of the overlying skin. Physical examination shows bilateral pitting ankle edema. An image of one of the ankles is shown. This pa... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old woman presents to the physician with fever and sore throat for 2 days. She was diagnosed with rheumatoid arthritis 15 years ago. She has had several flares necessitating admission to the hospital in recent years. She has developed deformity in her joints despite aggressive therapy. She is a ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old man comes to the physician for evaluation of an intensely pruritic skin rash on his arms and legs for 12 hours. Two days ago, he returned from an annual camping trip with his son. The patient takes no medications. A photograph of the skin lesions on his left hand is shown. Activation of whic... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old man presents to the emergency department with the sudden onset of neck pain and a severe spinning sensation for the last 6 hours. The symptoms initially began while he was lifting weights in the gym. He feels the room is spinning continuously, and he is unable to open his eyes or maintain hi... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old man presents to clinic. He was born in southeast Asia and immigrated to the US three years ago. He has a history of chronic hepatitis C which he contracted from intravenous drug use. He reports that he has continued to take ribavirin, but unfortunately has started using heroin again. The pat... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 74-year-old man presents to the emergency department with shortness of breath that started about 30 mins ago. He is also experiencing chest pain on deep inspiration. He has several significant medical conditions including obstructive pulmonary disease, hypertension, and dyslipidemia. He used to smoke ab... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old man presents to the emergency department after being tackled in a game of football. The patient was hit from behind and fell to the ground. After the event, he complained of severe pain in his knee. The patient has a past medical history of anabolic steroid use. His current medications inclu... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A research group from a small outpatient clinic is investigating the health benefits of a supplement containing polyphenol-rich extract from pomegranate, as several studies have suggested that pomegranate juice may have antiatherogenic, antihypertensive, and anti-inflammatory effects. Two researchers invo... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 47-year-old woman with chronic epigastric pain comes to the physician because of a 1-month history of intermittent, loose, foul-smelling stools. She has also had a 6-kg (13-lb) weight loss. She has consumed 9–10 alcoholic beverages daily for the past 25 years. Seven years ago, she traveled to Mexico on ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old, working, first-time mother brings her 9-month-old male infant to the pediatrician for "wounds that simply won't heal" and bleeding gums. She exclaims, "I have been extra careful with him making sure to not let him get dirty, I boil his baby formula for 15 minutes each morning before I leave... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 20-year-old man comes to the physician because of a 3-day history of fever, myalgia, and swelling in his left groin after a recent camping trip in northern California. He appears acutely ill. Physical examination shows tender, left-sided inguinal lymphadenopathy and an enlarged, tender lymph node in the... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is measuring the blood calcium level in a sample of female cross country runners and a control group of sedentary females. If she would like to compare the means of the two groups, which statistical test should she use? ---- <<Choices:>> A) t-test B) Linear regression C) Chi-square test D)... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old boy presents with acute left-sided weakness. The patient is obtunded and can not provide any history other than his stomach hurts. The patient’s friend states that the patient has had episodes like this in the past and that “he has the same weird disease as his mom”. On physical examination,... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 54-year-old female presents to her primary care physician with recurrent episodes of flushing. At first she attributed these symptoms to hormonal changes. However, lately she has also been experiencing episodes of explosive, watery diarrhea. She has also noticed the onset of heart palpitations. Her vita... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old boy is brought to the physician by his mother because his teachers have noticed him staring blankly on multiple occasions over the past month. These episodes last for several seconds and occasionally his eyelids flutter. He was born at term and has no history of serious illness. He has met al... | B |
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