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Answer the following medical question with the correct letter choice: | <<Question:>> A 2-year-old boy is brought to the pediatrician for recurrent nosebleeds. The boy was adopted two months ago and the parents have no record of his medical or family history. They report that the child has had frequent prolonged nosebleeds several times per week. Despite them applying pressure on the dista... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old man comes to the physician with his son for a follow-up examination. The son reports that his father's mental status has declined since the previous visit when he was diagnosed with Alzheimer dementia. The patient often begins tasks and forgets what he was doing. He has increased trouble rem... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old female presents to her gynecologist complaining of vaginal discomfort. She reports that over the past two weeks, she has developed dyspareunia and feels as if there is a mass on the external aspect of her vagina. She is sexually active in a monogamous relationship. On physical examination, t... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old woman comes to the emergency department complaining of severe headache and anxiety, diaphoresis, and palpitations for the last 30 minutes. She has had several similar episodes over the past few weeks. She has no significant past medical history and has a 10 pack-year smoking history. She tak... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 43-year-old woman comes to the physician with a 2-week history of new pruritic plaques on the scalp and extensor surfaces of the elbows and knees. Ten years ago, she was diagnosed with psoriasis. Her only medication is topical calcipotriene. Physical examination shows well-demarcated, symmetrical, eryth... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old woman is brought to a psychiatrist’s office by her husband who states that he is worried about her recent behavior, as it has become more violent. The patient’s husband states that his family drove across the country to visit them and that his wife ‘threatened his parents with a knife’ at di... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old previously healthy man presents to the clinic complaining of bloody diarrhea and abdominal pain. Sexual history reveals that he has sex with men and women and uses protection most of the time. He is febrile with all other vital signs within normal limits. Physical exam demonstrates tendernes... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 81-year-old man is brought to the physician by his daughter after being found wandering on the street. His daughter says that over the past several months he has been more aggressive towards friends and family. She also reports several episodes in which he claimed to see two strangers in her apartment.... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old woman comes to the physician because of fever, chills, headache, and nausea over the past 3 days. Nine months ago, she returned from a vacation in Indonesia where she had experienced similar symptoms and episodic fever. She was treated with chloroquine and recovered uneventfully. Her tempera... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-month-old child is brought to the pediatrician by his parents for difficulty feeding and poor motor function. The boy was born at 39 weeks gestation via spontaneous vaginal delivery. He is up to date on all vaccines and is meeting all developmental milestones until 2 months ago. He started having trou... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old G1P0 woman, at 12 weeks estimated gestational age, presents for her first prenatal visit. Past medical history reveals the patient has type O+ blood and that her husband has type A+ blood. The patient is worried about the risk of her baby having hemolytic disease. Which of the following is c... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 80-year-old male is found dead at home and brought in for an autopsy. The patient's heart shows a diminished ventricular chamber volume and the interventricular septum appears sigmoid shaped. The left atrium appears enlarged as well. A few calcifications are seen on the undamaged aortic valves. Microsc... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 39-year-old man comes to the physician because of a 4-month history of fatigue. During this period, he has also had a 7.7-kg (17-lb) weight loss, despite having a normal appetite. He is sexually active with 3 female partners and uses condoms inconsistently. An HIV screening test and confirmatory test ar... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 49-year-old obese woman presents with a chronic non-healing ulcer on the right medial malleolus. Past medical history is significant for type 2 diabetes mellitus, diagnosed 10 years ago, poorly managed with metformin. Review of systems is significant for a recurrent white vaginal discharge. The patient ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old woman is brought to the emergency department by her daughter because of left-sided weakness for 1 hour. She does not have headache or blurring of vision. She has hypertension, hypercholesterolemia, type 2 diabetes, and coronary artery disease. She has smoked one half-pack of cigarettes daily... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old male is brought to the emergency room following a violent assault in which he was stabbed in the chest. The knife penetrated both the left lung and the left ventricle. Where did the knife most likely enter his chest? ---- <<Choices:>> A) Left seventh intercostal space in the midaxillary line... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 69-year-old man is brought to the emergency department for severe tearing lower back pain for 12 hours. The pain radiates to the flank and he describes it as 8 out of 10 in intensity. He has nausea and has vomited several times. He has no fever, diarrhea, or urinary symptoms. When he stands up suddenly,... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old African American male presents to his primary care provider complaining of facial swelling. He reports a three-day history of worsening swelling primarily around his eyes. The patient’s medical history is notable for sickle cell disease and poorly controlled hypertension. The patient current... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man comes to the physician because of a 9-month history of sleep disturbances, restlessness, and difficulty acquiring erections. He has difficulty falling asleep and wakes up at least 3 times per night. He worries about paying his bills, failing law school, and disappointing his parents. He ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old woman presents for a checkup. She is 20 weeks pregnant and has been admitted to the hospital multiple times during her pregnancy for seizures. She has a known seizure disorder but discontinued her valproic acid when she became pregnant. The patient's past medical history is otherwise unremar... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 4-year-old boy is brought to the physician because of blisters and redness on his neck and chest for 2 days. He has also had a fever. He is lethargic and has not eaten well since the rash appeared. He has not had coughing, wheezing, or dysuria. He is an only child and there is no fami... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old woman comes to the emergency department because of a 3-day history of malaise, dysuria, blurred vision, and a painful, itchy rash. The rash began on her chest and face and spread to her limbs, palms, and soles. One week ago, she was diagnosed with trigeminal neuralgia and started on a new me... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old woman presents to her primary care physician for knee pain. The pain started yesterday and has not improved since then. The patient is generally in good health. She attends college and plays soccer for her school's team. Three days ago, she was slide tackled during a game and her leg was str... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old man presents to the emergency department with abdominal pain that started 1 hour ago. The patient has a past medical history of diabetes and hypertension as well as a 40 pack-year smoking history. His blood pressure is 107/58 mmHg, pulse is 130/min, respirations are 23/min, and oxygen satura... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old boy comes to the physician because of severe muscle cramps and pain for 3 months. He first noticed these symptoms while attending tryouts for the high school football team. Since then, he becomes easily fatigued and has severe muscle pain and swelling after 10 minutes of playing. However, af... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 82-year-old man who is currently being managed by the internal medicine service agrees to be examined by medical students as part of their training in physical examination. He is visited by a small group of medical students under the instruction of a preceptor and allows the students to make observation... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2500-g (5.5-lb) male newborn is delivered at 35 weeks' gestation to a 25-year-old woman, gravida 2, para 1. The pregnancy was complicated by oligohydramnios. Pulse oximetry on room air shows an oxygen saturation of 78%. Examination in the delivery room shows that the newborn's skin appears blue with wea... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old girl presents to the physician with increased muscle cramping in her lower extremities after walking extended distances. The young girl is in the 10th percentile for height. Her past medical history is notable only for a cystic hygroma detected shortly after birth. Which of the following find... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old African American man comes to the doctor's office for an annual checkup. He feels healthy and his only concern is an occasional headache after work. Past medical history is significant for an appendectomy 10 years ago and a fractured arm playing football in high school. His mother has type 2... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old girl is brought to the physician with a 3-month history of progressive intermittent pain and swelling involving both knees, right ankle, and right wrist. The patient has been undergoing treatment with acetaminophen and ice packs, both of which relieved her symptoms. The affected joints feel "... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman with a past history of type 1 diabetes presents to your office with a 2-week history of vaginal itching and soreness accompanied by a white, clumpy vaginal discharge which she says resembles cheese curds. Her last HbA1c from a month ago was 7.8%, and her last cervical cytology from 10 ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old woman comes to the physician for the evaluation of bleeding from her gums for 2 weeks. These episodes occur spontaneously and are self-limiting. She has also had purplish skin lesions over her legs for 2 months. Last week, she had one episode of hematuria and watery diarrhea, both of which r... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought to the physician by his mother because of left-sided neck swelling that has slowly progressed over the past 4 weeks. He has no history of serious illness. Temperature is 38°C (100.4°F). Physical examination shows a non-tender, mobile mass in the left submandibular region with o... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 14-year-old boy is brought to the pediatrician by his parents with complaints of extra teeth in his lower and upper jaws. He was born by cesarean section at full term and his birth weight was 3.6 kg (7.9 lb). Until 6 months of age, he was breastfed and after that, solid foods were started. He did not cr... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman visits her physician with complaints of inability to become pregnant despite frequent unprotected sexual intercourse with her husband for over a year. She breastfed her only child until about 13 months ago, when the couple decided to have a second child. Over the past year, the patient... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 53-year-old man is admitted to the intensive care unit from the emergency department with severe pancreatitis. Overnight, he starts to develop severe hypoxemia, and he is evaluated by a rapid response team. On exam the patient is breathing very quickly and has rales and decreased breath sounds bilateral... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> Several weeks after starting a new medication for rheumatoid arthritis, a 44-year-old woman comes to the physician because of painful ulcers in her mouth. Oral examination shows inflammation and swelling of the tongue and oropharynx and ulcers on the buccal mucosa bilaterally. Skin examination shows soft ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old man comes to the physician for a routine health maintenance examination. His wife has noticed that his left eye looks smaller than his right eye. He has had left shoulder and arm pain for 3 months. He has hypertension and coronary artery disease. Current medications include enalapril, metopr... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man is brought to the emergency department after his girlfriend found him twitching and jerking in the yard while gardening. Shortly after he became obtunded, emergency medical services reported 1 episode of emesis during transport. His blood pressure is 85/50 mmHg, pulse is 55/min, and resp... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 73-year-old female presents to you for an office visit with complaints of getting lost. The patient states that over the last several years, the patient has started getting lost in places that she is familiar with, like in her neighborhood while driving to her church. She has also has difficulty remembe... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old man comes to the physician because of a 10-month history of progressive shortness of breath and a cough productive of a small amount of white phlegm. Bilateral end-expiratory wheezing is heard on auscultation of the chest. Pulmonary function tests show total lung capacity that is 108% of pre... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman survives a plane crash in the Arctic region of Alaska. She is unable to recover any food from the crash site but is able to melt snow into drinking water using a kettle and a lighter. A rescue helicopter finally finds her after 12 days, and she is flown to a hospital. At this time, whi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 31-year-old woman presents to the emergency department with a 2-week history of dry cough and shortness of breath on exertion. She says that she has also been feeling joint pain that has been increasing over time and is worst in the mornings. Finally, she has noticed painful swellings that have been app... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 59-year-old man comes to the emergency department because of progressive abdominal swelling and shortness of breath for 1 week. He drinks 12 to 13 alcoholic beverages daily. He appears emaciated. Examination shows pallor, jaundice, hepatomegaly, gynecomastia, and a protuberant abdomen with a fluid wave ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An 7-month-old boy is brought to the pediatrician by his parents due to progressively worsening weakness for the last three months. The parents also describe the boy as having an exaggerated response when startled as well as diminishing response to visual stimuli. At birth, the boy was healthy and remaine... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old man presents to the clinic for a regular health checkup. He is hypertensive and was diagnosed with congestive heart failure last year. He has hyperlipidemia but does not take any medication for it. Although he takes his antihypertensive medications regularly, his blood pressure recordings at... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old female presents to her PCP at the request of her husband after 3 weeks of erratic behavior. The patient has been staying up all night online shopping on eBay. Despite a lack of sleep, she is "full of energy" during the day at her teaching job, which she believes is "beneath [her], anyway." S... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 10-day-old newborn is undergoing surgery for the removal of a branchial cleft cyst. Histopathology of the cyst shows squamous cells with lymphoid infiltrate and keratinaceous cellular debris embedded in adipose tissue with a high concentration of mitochondria. Which of the following substances is most l... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old physician is cleaning his pool when he splashes the hydrochloric acid in his left eye. He feels immediate pain and burning. His eye starts to tear profusely, and he can barely open it. His medical history is significant for psoriasis. He is farsighted and has glasses for reading and computer... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 31-year-old woman comes to the emergency department because of sudden, severe epigastric pain and vomiting for the past 4 hours. She reports that the pain radiates to the back and began when she was having dinner and drinks at a local brewpub. Her temperature is 37.9°C (100.2°F), puls... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 54-year-old man with a history of hyperlipidemia presents to the emergency department complaining of left sided chest pain. He says the pain began 3 hours ago while he was cooking dinner in his kitchen. The pain radiates to his left arm and stomach. He also complains of feeling anxious and heart palpita... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 43-year-old Caucasian female with a long history of uncontrolled migraines presents to general medical clinic with painless hematuria. She is quite concerned because she has never had symptoms like this before. Vital signs are stable, and her physical examination is benign. She denies any groin pain, fl... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old man comes to the physician because of a 2-week history of abdominal pain and an itchy rash on his buttocks. He also has fever, nausea, and diarrhea with mucoid stools. One week ago, the patient returned from Indonesia, where he went for vacation. Physical examination shows erythematous, serp... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman comes to the physician because of headaches, irregular menses, and nipple discharge for the past 4 months. Breast examination shows milky white discharge from both nipples. Her thyroid function tests and morning cortisol concentrations are within the reference ranges. A urine pregnancy... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old woman visits her local walk-in clinic and reports more than one week of progressive shortness of breath, dyspnea on effort, fatigue, lightheadedness, and lower limb edema. She claims she has been healthy all year round except for last week when she had a low-grade fever, malaise, and myalgia... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 46-year-old woman comes to the physician for a routine health maintenance examination. She feels well. She has a history of seizures controlled with levetiracetam. She has needed glasses for the past 13 years. Her father died of pancreatic cancer. She is 175 cm (5 ft 9 in) tall and weighs 79 kg (174 lbs... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old man presents to his physician with the complaint of bilateral lower back pain. The pain is 5/10, constant, aching, aggravated by bending forward and lying supine, and is alleviated by resting in a neutral position. The pain appeared 3 days ago after the patient overstrained at the gym. He do... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old boy comes to the physician with a 4-day history of sore throat and mild fever. He is on the varsity soccer team at his high school, but has been unable to go to practice for the last few days because he has been very tired and is easily exhausted. He has no history of serious illness and tak... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 54-year-old woman presents to her primary care physician complaining of watery diarrhea for the last 3 weeks. She reports now having over 10 bowel movements per day. She denies abdominal pain or rash. A basic metabolic profile is notable for the following: Na: 127 mEq/L; K 2.1 mEq/L; Glucose 98 mg/dL. F... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old girl is brought to the physician by her mother because she has not attained menarche. She has no history of serious illness. She is at 50th percentile for height and weight. Examination shows no breast glandular tissue and no pubic hair development. The remainder of the examination shows no ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old Caucasian male presents to your office with an 8 mm dark lesion on his back. The lesion, as seen below, has irregular borders and marked internal color variation. Upon excisional biopsy, the presence of which of the following would best estimate the risk of metastasis in this patient’s lesio... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old child is brought to a pediatric clinic by his mother for a rash that started a few days ago. The mother adds that her son has also had a fever and sore throat since last week. His immunizations are up to date. On examination, a rash is present over the trunk and upper extremities and feels li... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old man with unknown medical history is found down on a subway platform and is brought to the hospital by ambulance. He experiences two episodes of emesis en route. In the emergency department, he appears confused and is complaining of abdominal pain. His temperature is 37.0° C (98.6° F), pulse ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A physiologist is studying various mediators that modulate coronary circulation. He is particularly looking at mediators that are activated via the clotting cascade, primarily activated factor XII. He finds that when the clotting cascade starts, it leads to the activation of factor XII, which in turn acti... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 61-year-old man presents with gradually increasing shortness of breath. For the last 2 years, he has had a productive cough on most days. Past medical history is significant for hypertension and a recent admission to the hospital for pneumonia. He uses a triamcinolone inhaler and uses an albuterol inhal... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old boy is brought to the physician for presurgical evaluation before undergoing splenectomy. One year ago, he was diagnosed with hereditary spherocytosis and has received 6 blood transfusions for severe anemia since then. His only medication is a folate supplement. Immunizations are up-to-date. ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy presents with a history of recurrent bacterial infections, including several episodes of pneumococcal sepsis. His 2 maternal uncles died after having had similar complaints. Lab investigations reveal an undetectable level of all serum immunoglobulins. Which of the following is the most li... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 63-year-old man is brought to the emergency department for evaluation of abdominal pain. The pain started four days ago and is now a diffuse crampy pain with an intensity of 6/10. The patient has nausea and has vomited twice today. His last bowel movement was three days ago. He has a history of hyperten... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old man comes to the emergency department because of a painful rash for 2 days. The rash initially appeared on his left lower abdomen and has spread to the rest of the abdomen and left upper thigh over the last 24 hours. Pain is exacerbated with movement. He initially thought the skin rash was a... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old man with seizure disorder is brought to the emergency department by his girlfriend after falling while climbing a building. The girlfriend reports that he was started on a new medication for treatment of depressed mood, low energy, and difficulty sleeping 2 weeks ago by his physician. She sa... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old boy is brought to the emergency department 20 minutes after collapsing while playing basketball. There is no personal or family history of serious illness. On arrival, there is no palpable pulse and no respiratory effort is seen. He is declared dead. The family agrees to an autopsy. Which of... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old man comes to the physician because of worsening lower back pain for 6 weeks. He reports that the pain is most intense with movement and that it sometimes occurs at night. Over the past 3 months, he has noticed a weakened urinary stream. He has not seen any blood in his urine. His only daily ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 47-year-old woman presents to her primary care physician for a wellness checkup. The patient states that she currently feels well and has no complaints. She has failed multiple times at attempting to quit smoking and has a 40 pack-year smoking history. She drinks 4 alcoholic beverages every night. The p... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 73-year-old man comes to the physician at his wife's insistence because of a skin lesion on his back. He lives with his wife and works for a high-profile law firm where he represents several major clients. Physical examination shows a 7-mm, brownish-black papule with irregular borders... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man comes to the physician for a follow-up examination. He feels well. He has hyperlipidemia and type 2 diabetes mellitus. He takes medium-dose simvastatin and metformin. Four months ago, fasting serum studies showed a LDL-cholesterol of 136 mg/dL and his medications were adjusted. Vital sig... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old girl presents with four days of malaise, painful joints, nodular swelling over her elbows, low-grade fever, and a rash on her chest and left shoulder. Two weeks ago, she complained of a sore throat that gradually improved but was not worked up. She was seen for a follow-up approximately one ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old girl is brought to the pediatrician by her parents who are concerned that she is not developing normally. They say she does not talk and avoids eye contact. She prefers to sit and play with blocks by herself rather than engaging with other children. They also note that she will occasionally h... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An 82-year-old man—a retired physics professor—presents with progressive difficulty walking. He has bilateral knee osteoarthritis and has used a walker for the past several years. For the past 6 months, he has experienced problems walking and maintaining balance and has been wheelchair-bound. He has falle... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old man presents to his primary care physician for muscle pain and weakness. He says that his muscle pain mainly affects his legs. He also experiences difficulty with chewing gum and has poor finger dexterity. Medical history is significant for infertility and cataracts. On physical exam, the pa... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 10-year-old boy is brought to the pediatric clinic because of a sore throat of 1-week duration. He also has a cough and fever. He has pain when swallowing and sometimes water regurgitates from his nose when drinking. He was diagnosed with acute tonsillitis by his primary care physician 1 month ago, for ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old woman comes to the emergency room with chest pain. She describes the pain as a squeezing sensation in her chest with radiation to the left shoulder. The episode began about 15 minutes ago when she was sitting reading a book. She has had this pain before, typically in the evenings, though pri... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old man is brought to the emergency department because of progressive weakness of his lower extremities and urinary incontinence for the past 2 weeks. Over the past 2 months, he has had increasing back pain. His temperature is 37.1°C (98.8°F), pulse is 88/min, and blood pressure is 106/60 mm Hg.... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 51-year-old African American man with a history of poorly controlled hypertension presents to the emergency room with blurry vision and dyspnea. He reports rapid-onset blurred vision and difficulty breathing 4 hours prior to presentation. He takes lisinopril, hydrochlorothiazide, and spironolactone but ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A pharmaceutical company is studying the effect of a novel compound that they have discovered to treat osteoporosis. They perform a randomized controlled clinical trial to study if this compound has an effect on the incidence of hip fractures among osteoporotic patients. They find that there is no statist... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old woman comes to the physician because of constipation, loss of appetite, and increased urinary frequency for the past 8 weeks. She has a history of hypertension and underwent mastectomy for breast cancer 9 months ago. Her sister has hyperthyroidism and her mother died of complications from br... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 61-year-old man is brought to the emergency department because of a 2-day history of fever, chills, and headache. He frequently has headaches, for which he takes aspirin, but says that this headache is more intense. His wife claims that he has also not been responding right away to her. He has a 20-year... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old female comes to the ED complaining of epigastric pain and intractable nausea and vomiting for the last 24 hours. Her vitals are as follows: Temperature 38.1 C, HR 97 beats/minute, BP 90/63 mm Hg, RR 12 breaths/minute. Arterial blood gas and labs are drawn. Which of the following sets of lab ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old man comes to the physician because of worsening shortness of breath and nocturnal cough for the past 2 weeks. On two occasions, his cough was bloody. He had a heart condition as a child that was treated with antibiotics. He emigrated to the US from Kazakhstan 15 years ago. Pulmonary examinat... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman comes to the emergency department because of a 12-hour history of a severe headache. She does not smoke or use illicit drugs. Her blood pressure at admission is 180/125 mm Hg. Physical examination shows a bruit in the epigastric region. Fundoscopy shows bilateral optic disc swelling. W... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A grant reviewer at the National Institutes of Health is determining which of two studies investigating the effects of gastric bypass surgery on fasting blood sugar to fund. Study A is spearheaded by a world renowned surgeon, is a multi-center study planning to enroll 50 patients at each of 5 different si... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old woman presents to the physician because of facial flushing and weakness for 3 months, abdominal discomfort and bloating for 6 months, and profuse watery diarrhea for 1 year. She reports that her diarrhea was episodic initially, but it has been continuous for the past 3 months. The frequency ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old boy is brought to the physician by his parents because of a 4-day history of arthralgias, abdominal pain, and lesions on his arms and legs. Ten days ago, he had an upper respiratory tract infection. A photograph of one of his legs is shown. Further evaluation is most likely to show which of t... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 61-year-old man comes to the physician because of a 3-month history of intermittent fever, easy fatiguability, and a 4.4-kg (9.7-lb) weight loss. Physical examination shows conjunctival pallor. The spleen is palpated 5 cm below the left costal margin. Laboratory studies show a leukocy... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old woman presents to the emergency department with progressive nausea and vomiting. She reports that approximately one day prior to presentation she experienced abdominal discomfort that subsequently worsened to severe nausea, vomiting, and two episodes of watery diarrhea. She recently noticed ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old man who lives in a beach house in Florida visits his twin brother who lives in the Rocky Mountains. They are out hiking and the visitor struggles to keep up with his brother. Which of the following adaptations is most likely present in the mountain-dwelling brother relative to his twin? ----... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old G1P0000 presents to her obstetrician’s office for a routine prenatal visit at 32 weeks gestation. At this visit, she feels well and has no complaints. Her pregnancy has been uncomplicated, aside from her Rh negative status, for which she received Rhogam at 28 weeks gestation. The patient has... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 54-year-old man with a past medical history significant for hypertension, type 2 diabetes, and chronic obstructive pulmonary disease presents with complaints of nausea and abdominal pain for the past month. The pain is located in the epigastric region and is described as “burning” in quality, often foll... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying the affinity of hemoglobin for oxygen in different clinical settings. An illustration of an oxygen-hemoglobin dissociation curve is shown. Curve A shows the test results of one of the research participants and curve B shows a normal oxygen-hemoglobin dissociation curve. Which o... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old obese woman presents with a severe right-sided frontotemporal headache that started 2 days ago. There is no improvement with over-the-counter pain medications. Yesterday, the pain was so intense that she stayed in bed all day in a dark, quiet room instead of going to work. This morning she d... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> In a community of 5,000 people, 40 people from 40 different households develop an infection with a new strain of influenza virus with an incubation period of 7 days. The total number of people in these households is 150. Ten days later, 90 new cases of the same disease are reported from these same househo... | C |
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