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Answer the following medical question with the correct letter choice: | <<Question:>> A 3-month-old boy is brought to the physician by his parents because of a 2-day history of poor feeding and lethargy. He was born at term and has had three episodes of bilateral otitis media since birth. Umbilical cord separation occurred at the age of 8 weeks. He is at the 30th percentile for height and ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37‐year‐old woman presents with a severe, deep, sharp pain in her right hand and forearm. A week before she presented her pain symptoms, she fell on her right forearm and developed mild bruising. She has type-1 diabetes mellitus and is on an insulin treatment. The physical examination reveals that her r... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man with a history of repeated hospitalization for chronic pancreatitis comes to the physician because of difficulty walking and standing steadily. Neurological examination shows an unsteady, broad-based gait, distal muscle weakness, decreased deep tendon reflexes, and an abnormal Romberg te... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-year-old man is brought to the emergency department 30 minutes after being stabbed in the chest during a fight. He has no other injuries. His pulse is 120/min, blood pressure is 90/60 mm Hg, and respirations are 22/min. Examination shows a 4-cm deep, straight stab wound in the 4th intercostal space ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old man comes to the physician because of a 6-month history of progressively worsening shortness of breath with exertion. He was diagnosed with systemic sclerosis 5 years ago. Vital signs are within normal limits. Physical examination shows puffy, taut skin over the fingers. Pulmonary examinatio... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 20-year-old male presents to the emergency department because of several days of back pain and fatigue. He is a college student who just returned from a study abroad program in Morocco. During his final week abroad he engaged in a number of recreational activities including swimming at the beach, eating... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man presents with acute abdominal pain. Past medical history is significant for hepatitis C, complicated by multiple recent visits with associated ascites. His temperature is 38.3°C (100.9°F), heart rate is 115/min, blood pressure is 88/48 mm Hg, and respiratory rate is 16/min. On physical e... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 78-year-old woman is accompanied by her family for a routine visit to her primary care provider. The family states that 5 months prior, the patient had a stroke and is currently undergoing physical therapy. Today, her temperature is 98.2°F (36.8°C), blood pressure is 112/72 mmHg, pulse is 64/min, and re... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old man presents to the primary care clinic for evaluation of progressive fatigue and weight loss. His past medical history is significant for hypercholesterolemia, type 2 diabetes mellitus, aortic stenosis, and chronic renal insufficiency. He endorses being well-rested after waking from sleep b... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old female presents to her first gynecology visit. She states that six months ago, she tried to have sexual intercourse but experienced severe pain in her genital region when penetration was attempted. This has continued until now, and she has been unable to have intercourse with her partner. Th... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old man presents to the emergency department because of fatigue, abdominal distension, and swelling of both legs for the last 3 weeks. His wife says that he lost some weight recently. He has had type 2 diabetes mellitus for 12 years, for which he takes metformin and sitagliptin. He has a history... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 20-year-old man is brought to the emergency department for evaluation of an animal bite. He was hiking earlier that day when he was bitten by a raccoon. He says the attack was unprovoked and the animal ran away after the encounter. He was bitten by a stray dog when he was 11 years old and received poste... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman with no significant past medical history is brought in by ambulance after a major motor vehicle collision. Temperature is 97.8 deg F (36.5 deg C), blood pressure is 76/40, pulse is 110/min, and respirations are 12/min. She arouses to painful stimuli and makes incomprehensible sounds, b... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old man comes to the physician for a routine physical examination. He feels well. He has no history of major medical illness and takes no medications. His vital signs are within normal limits. Examination shows no abnormalities. Laboratory studies, including a complete blood count and a standard... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman, G1P0, presents to her OB/GYN for her annual examination with complaints of painful cramps, abdominal pressure, and bloating with her cycle. She reports that she has not menstruated since her missed abortion requiring dilatation and curettage (D&C) seven months ago. She is sexually act... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old woman presents to the clinic for postmenopausal bleeding for the past month. She reports that the bleeding often occurs after intercourse with her husband. The patient denies fever, weight loss, chills, chest pain, abdominal pain, or shortness of breath but endorses mild dyspareunia and vagi... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 69-year-old man with type 2 diabetes mellitus comes to the physician for a follow-up examination. His only medication is metformin. He has tried to lose weight for several years without success. He is 168 cm (5 ft 6 in) tall and weighs 110 kg (243 lb); BMI is 39 kg/m2. His hemoglobin A1c is 8.5%. Which ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old man presents to the emergency department (ED) complaining of palpitations and lightheadedness for the last 30 minutes. He denies feeling pain or discomfort in his chest and is not short of breath. He does not have any known medical problems and does not take any medications regularly. He dri... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old woman is brought to the emergency room by her family with complaints of confusion and change in behavior. Her family states that over the last 2 weeks, the patient has become increasingly irritable and confusion as well as aggressive toward strangers. In addition to her altered mental status... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-day-old boy is evaluated in the nursery for minimal movement in his left upper limb. He was born at 41 weeks gestation by an assisted forceps-vaginal delivery to a 42-year-old obese woman. Birth weight was 4.4 kg (9.7 lb). The mother had 4 previous vaginal deliveries, all requiring forceps. Examinatio... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> In an experimental model, a compound is centrally administered to mice. Following administration, the mice display increased desire for food and increased appetite. The administered compound is most likely similar to which of the following? ---- <<Choices:>> A) Neuropeptide-Y B) Peptide YY C) Glucagon-lik... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old man presents to your clinic complaining of excessive thirst and frequent urination for the past few months. Urine testing reveals a low urine osmolarity, which fails to increase after subjecting the patient to a water deprivation test and injection of desmopressin. Further into the encounter... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman, gravida 1, para 0, at 32 weeks' gestation is evaluated for vaginal bleeding. Five days ago, she was admitted to the hospital and started on treatment for a deep vein thrombosis in the right leg. Her pulse is 125/min and blood pressure is 95/67 mm Hg. Physical examination shows large h... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-week old newborn is brought to the physician for a follow-up examination after the initial newborn examination showed asymmetry of the legs. She was born at term to a 26-year-old woman, gravida 3, para 2. Pregnancy was complicated by a breech presentation and treated with an emergency lower segment tr... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old man presents to his primary care provider complaining of not being able to get enough rest at night. He goes to bed early enough and has otherwise good sleep hygiene but feels drained the next day. He feels he is unable to perform optimally at work, but he is still a valued employee and able... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old man visits the office with complaints of pain in his lower limb muscles and joints. He cannot remember exactly when it started, but it intensified after his recent hiking trip. He is a hiking enthusiast and mentions having gone on a recent trekking expedition in Connecticut. He does not reca... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old man is brought to the emergency department by his brother for the evaluation of progressive confusion over the past 6 hours. The patient is lethargic and unable to answer questions. His brother states that there is no personal or family history of serious illness. His temperature is 37°C (98... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 12-year-old boy, otherwise healthy, presents with frequent nosebleeds and lower extremity bruising. His mother reports that his symptoms started about 2 weeks ago and have not improved. The patient received the Tdap vaccine 2 weeks ago. He has no current medications. The review of systems is significant... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old male with a past medical history of diabetes type II, obesity, and hyperlipidemia presents to the general medical clinic with bilateral hearing loss. He also reports new onset vertigo and ataxia. The symptoms started a day after undergoing an uncomplicated cholecystectomy. If a drug given pr... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old female is brought to the emergency department by ambulance because she was unable to walk. She says that she cut her leg while falling about a week ago. Since then, the wound has started draining fluid and become progressively more painful. She is found to have necrotizing fasciitis and is t... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 12-year-old boy is brought to the physician because of fever, malaise, and a painful, itchy rash on the right shoulder for 2 weeks. The patient's mother says the boy's condition has worsened over the past 4 days. He has a history of atopic dermatitis. He has lived with his mother at several public shelt... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old man presents to the emergency department with progressive dyspnea for the last 3 weeks. He complains of shortness of breath while lying flat and reports nighttime awakenings due to shortness of breath for the same duration. The patient has been a smoker for the last 30 years. Past medical hi... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old man is brought to the emergency department by police. The patient was found intoxicated at a local bar. The patient is combative and smells of alcohol. The patient has a past medical history of alcoholism, IV drug use, and schizophrenia. His current medications include IM haloperidol and ibu... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old man volunteers for a research study on lung function. He has no history of lung disease or allergies and does not smoke. His pulmonary blood flow is measured in the various labeled segments of the lungs while standing. Then the volunteer, still standing, is given very low continuous positive... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old girl is brought to the pediatrician because she is significantly shorter than her classmates. Her mother notes that she has had thick, oral secretions for the past several months, along with a chronic cough. Her exam is notable for clubbed fingernails. Her pediatrician sends a genetic test f... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought by his parents to his pediatrician’s office. His mother mentions that the child has been producing an increased number of foul stools recently. His mother says that over the past year, he has had 1 or 2 foul-smelling stools per month. Lately, however, the stools are looser, mor... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37-year-old female presents to the emergency room complaining of headaches and palpitations. She reports that she initially started experiencing these symptoms several months prior but attributed them to stress at work. The symptoms occur episodically. Her family history is notable for medullary thyroid... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A patient is receiving daily administrations of Compound X. Compound X is freely filtered in the glomeruli and undergoes net secretion in the renal tubules. The majority of this tubular secretion occurs in the distal convoluted tubule. Additional information regarding this patient’s renal function and the... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old woman with a history of type I diabetes mellitus presents to the emergency department with nausea, vomiting, and drowsiness for the past day. Her temperature is 98.3°F (36.8°C), blood pressure is 114/74 mmHg, pulse is 120/min, respirations are 27/min, and oxygen saturation is 100% on room ai... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 57-year-old man comes to the physician for a follow-up visit. Serum studies show: AST 134 U/L ALT 152 U/L Hepatitis B surface antigen Positive A photomicrograph of the microscopic findings of a liver biopsy is shown. These biopsy findings are most characteristic of which of the following types of inflam... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-day-old male infant presents to the pediatrician for weight loss. There is no history of excessive crying, irritability, lethargy, or feeding difficulty. The parents deny any history of fast breathing, bluish discoloration of lips/nails, fever, vomiting, diarrhea, or seizures. He was born at full term... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old teenager presents to his pediatrician complaining of burning with urination and purulent urethral discharge. He states that he has had unprotected sex with his girlfriend several times and recently she told him that she has gonorrhea. His blood pressure is 119/78 mm Hg, pulse is 85/min, resp... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 4-year-old boy is brought to the physician by his parents because he has had a fever, diffuse joint pain, and a rash on his abdomen for the past week. Acetaminophen did not improve his symptoms. He emigrated from China with his family 2 years ago. He attends daycare. His immunization ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old woman is brought to the emergency department because of a 30-minute history of palpitations, dizziness, and chest discomfort. She has also not urinated since she woke up. She has a history of fibromyalgia treated with clomipramine. There is no family history of serious illness. She does not ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A newborn female is found to have ambiguous genitalia and hypotension. Laboratory workup reveals hyperkalemia, hyperreninemia, and elevated levels of 17-hydroxyprogesterone in the patient's urine. Which of the following enzymes would you expect to be deficient in this patient? ---- <<Choices:>> A) Angiote... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old woman comes to the physician because of a 3-month history of itching of both legs. She also has swelling and dull pain that are worse at the end of the day and are more severe in her right leg. She has hyperthyroidism, asthma, and type 2 diabetes mellitus. Four years ago, she had basal cell ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> One hour after undergoing an uncomplicated laparoscopic appendectomy, a 22-year-old man develops agitation and restlessness. He also has tremors, diffuse sweating, headache, and nausea with dry heaves. One liter of lactated ringer's was administered during the surgery and he had a blood loss of approximat... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37-year-old woman comes to the physician because of a 2-week history of palpitations and loose stools. She has had a 2.3-kg (5-lb) weight loss over the past month. She has had no change in appetite. She has no history of serious illness. She works in accounting and has been under more stress than usual ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old woman, gravida 2, para 0, at 28 weeks' gestation comes to the physician for a prenatal visit. She has not had regular prenatal care. Her most recent ultrasound at 20 weeks of gestation confirmed accurate fetal dates and appropriate fetal development. She takes levothyroxine for hypothyroidis... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 47-year-old woman comes to the physician because of involuntary leakage of urine for the past 4 months, which she has experienced when bicycling to work and when laughing. She has not had any dysuria or urinary urgency. She has 4 children that were all delivered vaginally. She is otherwise healthy and t... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 51-year-old man presents to the urgent care center with a blood pressure of 201/111 mm Hg. He is complaining of a severe headache and chest pain. Physical examination reveals regular heart sounds and clear bilateral lung sounds. Ischemic changes are noted on his electrocardiogram (ECG). What is the most... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A large pharmaceutical company is seeking healthy volunteers to participate in a drug trial. The drug is excreted in the urine, and the volunteers must agree to laboratory testing before enrolling in the trial. The laboratory results of one volunteer are shown below: Serum glucose (random) 148 mg/dL Sodiu... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old woman complains of intermittent diffuse abdominal pain that becomes worse after eating meals and several episodes of diarrhea, the last of which was bloody. These symptoms have been present for the previous 6 months but have worsened recently. She has had significant weight loss since the on... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A healthy 29-year-old woman comes to the doctor because of recurrent episodes of bleeding from the nose and gums during the past week. These episodes occur spontaneously and resolve with compression. She also had 1 episode of blood in the urine 2 days ago. Examination shows punctate, nonblanching, reddish... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old man comes to the emergency department because of a 1-week history of worsening fatigue, nausea, and vomiting. Six weeks ago, he was diagnosed with latent tuberculosis and appropriate low-dose pharmacotherapy was initiated. Physical examination shows right upper quadrant tenderness and sclera... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old man comes to the physician for the evaluation of a 2-day history of right testicular pain. At the age of 6 months, he was treated for hypospadias and cryptorchidism. Physical examination shows a rubbery, large right testicle. Orchidectomy is performed. A photomicrograph of a section of the m... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old man with a past medical history significant only for moderate facial acne and mild asthma presents to his primary care physician with a new rash. He notes it has developed primarily over the backs of his elbows and is itchy. He also reports a 6-month history of foul-smelling diarrhea. He has... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A researcher is studying the effect of hypothalamic lesions on rat behavior and development. She has developed a novel genetic engineering technology that allows her to induce specific mutations in rat embryos that interfere with rat CNS development. She creates several lines of mice with mutations in onl... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old girl is brought to the physician for intermittent fevers and painful swelling of the left ankle for 2 weeks. She has no history of trauma to the ankle. She has a history of sickle cell disease. Current medications include hydroxyurea and acetaminophen for pain. Her temperature is 38.4°C (101.... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old woman comes to the physician for a follow-up examination. Six months ago, she was diagnosed with overactive bladder syndrome and began treatment with oxybutynin. She continues to have involuntary loss of urine with sudden episodes of significant bladder discomfort that is only relieved by vo... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old Caucasian man presents to the physician because of the swelling and discomfort of the right testis for 3 weeks. There is no history of trauma, fever, or night sweats. He had surgery for an undescended right testis when he was 6 months old. There is no history of liver disease or hypogonadism... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old man undergoes a cystoscopy for the evaluation of macroscopic hematuria. During the procedure, an opening covered with a mucosal flap is visualized at the base of the trigone. Which of the following best describes this structure? ---- <<Choices:>> A) Internal urethral orifice B) Ureteric orif... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37-year-old woman presents to her physician with a newly detected pregnancy for the initial prenatal care visit. She is gravida 3 para 2 with a history of preeclampsia in her 1st pregnancy. Her history is also significant for arterial hypertension diagnosed 1 year ago for which she did not take any medi... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman with a history of migraines presents to your office due to sudden loss of vision in her left eye and difficulty speaking. Two weeks ago she experienced muscle aches, fever, and cough. Her muscle aches are improving but she continues to have a cough. She also feels as though she has bee... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old woman presents to the clinic complaining of diarrhea for the past week. She mentions intense fatigue and intermittent, cramping abdominal pain. She has not noticed any blood in her stool. She recalls an episode of pneumonia last month for which she was hospitalized and treated with antibioti... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old male presents to a local clinic with a complaint of a stiff neck. The patient is known to be sporadic with follow-up appointments but was last seen recently for a regular depot injection. He initially presented with complaints of paranoid delusions and auditory hallucinations that lasted for... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old man is admitted to the hospital with a presumed pneumonia and started on antibiotics. Two days later, the patient shows no improvement. Blood cultures reveal yeast with pseudophyphae. Which of the following cell types is most likely deficient or dysfunctional in this patient? ---- <<Choices:... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man presents to his primary care physician after experiencing intense nausea and vomiting yesterday. He states that he ran a 15-kilometer race in the morning and felt well while resting in a hammock afterward. However, when he rose from the hammock, he experienced two episodes of emesis acco... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman comes to the physician because she is unable to conceive for 3 years. She and her partner are sexually active and do not use contraception. They were partially assessed for this complaint 6 months ago. Analysis of her husband's semen has shown normal sperm counts and hormonal assays fo... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 63-year-old man presents to the emergency room because of worsening breathlessness that began overnight. He was diagnosed with asthma 3 years ago and has been using albuterol and steroid inhalers. He does not have a prior history of cardiac disease or other respiratory diseases. The man is a retired ins... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old woman comes to the physician because of a 4-day history of fever, malaise, chills, and a cough productive of moderate amounts of yellow-colored sputum. Over the past 2 days, she has also had right-sided chest pain that is exacerbated by deep inspiration. Four months ago, she was diagnosed wi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old boy is brought to the physician for a well-child examination. He has had multiple falls while walking and running for the past 4 months. He used to be able to climb stairs independently but now requires assistance. He started speaking in 2-word sentences at 2 years of age. He is at the 50th p... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old female presents to her primary care physician complaining of bloating and fatigue over the past year. On examination, she has abdominal distension and ascites. Abdominal imaging reveals a mass-like lesion affecting the left ovary. A biopsy of the lesion demonstrates serous cystadenocarcinoma... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old man presents to an STD clinic complaining of a painful lesion at the end of his penis. The patient says it started as a tiny red bump and grew over several days. He has no history of a serious illness and takes no medications. He has had several sexual partners in the past few months. At the... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 74-year-old woman with no significant past medical history presents with 1 week of fever, unremitting headache and hip and shoulder stiffness. She denies any vision changes. Physical examination is remarkable for right scalp tenderness and range of motion is limited due to pain and stiffness. Neurologic... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old man comes to the physician because of a 3-month history of fatigue, weight loss, and multiple painless swellings on his neck and axilla. He reports that his swellings become painful after he drinks alcohol. Physical examination shows nontender cervical and axillary lymphadenopathy. A lymph n... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old male presents to his primary care provider with a two-week history of low back pain and left leg pain. He reports that his symptoms started while he was working at his job as a construction worker. He has since experienced intermittent achy pain over his lumbar spine. He has also noticed pai... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old man presents for a routine check-up. He has a past medical history of rheumatic fever. The patient is afebrile, and the vital signs are within normal limits. Cardiac examination reveals a late systolic crescendo murmur with a mid-systolic click, best heard over the apex and loudest just befo... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman comes to the physician because of blurred vision for the past 2 months. During this period, she has also had difficulty chewing and swallowing. She reports that her symptoms worsen throughout the day and improve with rest. There is no personal or family history of serious illness. The ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> Three days after undergoing outpatient percutaneous coronary intervention with stent placement in the right coronary artery, a 60-year-old woman has left-sided painful facial swelling. The pain is worse while chewing. The patient has hypertension and coronary artery disease. Her current medications includ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 61-year-old male presents to an urgent care clinic with the complaints of pain in his joints and recurrent headaches for a month. He is also currently concerned about sweating excessively even at room temperature. His wife, who is accompanying him, adds that his facial appearance has changed over the pa... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 50-year-old man with a history of atrial fibrillation presents to his cardiologist’s office for a follow-up visit. He recently started treatment with an anti-arrhythmic drug to prevent future recurrences and reports that he has been feeling well and has no complaints. The physical examination shows that... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old man presents to the emergency room with a chief complaint of constipation. His history is also significant for weakness, a dry cough, weight loss, recurrent kidney stones, and changes in his mood. He has a 30 pack-year history of smoking. A chest x-ray reveals a lung mass. Labs reveal a calc... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old boy is brought to the emergency department by his parents with a 2-day history of severe fatigue. His parents say that he has no past medical history, but caught an illness that was going around his school 1 week ago. While ill, he had several days of abdominal pain and bloody diarrhea. His f... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 20-year-old primigravid woman comes to the physician in October for her first prenatal visit. She has delayed the visit because she wanted a “natural birth” but was recently convinced to get a checkup after feeling more tired than usual. She feels well. Menarche was at the age of 12 years and menses use... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old male comes into the psychiatric clinic complaining of consistent sadness. He endorses feelings of worthlessness, anxiety, and anhedonia for the past couple months but denies feeling suicidal. He further denies of any past episodes of feeling overly energetic with racing thoughts. Confident o... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old boy is brought in to a psychiatrist's office by his mother for increasingly concerning erratic behavior. Her son has recently entered a new relationship, and he constantly voices beliefs that his girlfriend is cheating on him. He ended his last relationship after voicing the same beliefs abo... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old man is brought to the emergency department 20 minutes after being involved in a motor vehicle collision in which he was a restrained passenger. The patient is confused. His pulse is 140/min and blood pressure is 85/60 mm Hg. Examination shows a hand-sized hematoma on the anterior chest wall.... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 66-year-old woman presents to her primary care physician with complaints of constipation and left lower abdominal discomfort. She says the pain usually gets worse after meals, which is felt as a dull pain. Her past medical history is positive for gastroesophageal reflux disease, for which she takes omep... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old man with a lengthy history of angina is brought to the emergency department after the acute onset of severe chest pain that started 40 minutes ago. Unlike previous episodes of chest pain, this one is unresponsive to nitroglycerin. His medical history is significant for hypertension, type 2 d... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> The principal investigators of both studies recently met at a rheumatology conference. They both expressed an interest in combining data from their individual studies to be analyzed in a single study. A third researcher at the conference, who conducted her own project on the same topic recently, has also ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old G4P0A3 woman presents at the prenatal diagnostic center at 18 weeks of gestation for the scheduled fetal anomaly scan. The patient's past medical history reveals spontaneous abortions. She reports that her 1st, 2nd, and 3rd pregnancy losses occurred at 8, 10, and 12 weeks of gestation, respe... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A scientist is studying patients with neuromuscular weakness and discovers a mutation in a plasma membrane ion channel. She thinks that this mutation may have an effect on the dynamics of action potentials so she investigates its effect in an isolated neuronal membrane. She finds that the ion channel has ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old lacrosse player comes to the doctor for an annual health assessment. She does not smoke or drink alcohol. She is 160 cm (5 ft 3 in) tall and weighs 57 kg (125 lb); BMI is 22 kg/m2. Pulmonary function tests show an FEV1 of 90% and an FVC of 3600 mL. Whole body plethysmography is performed to ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old man undergoes successful mechanical prosthetic aortic valve replacement for severe aortic valve stenosis. After the procedure, he is started on an oral medication and instructed that he should take for the rest of his life and that he should avoid consuming large amounts of dark-green, leafy... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old female presents with pain in both hands and wrists for the past several years. It is associated with morning stiffness that lasts for almost an hour. Physical examination reveals tenderness and swelling in both hands and wrists, most severe over the proximal interphalangeal joints. Laborator... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 12-year-old African American boy is brought to the emergency room due to a severely painful penile erection for the past 5 hours. He was attending a class at his school when his penis became spontaneously tumescent. A complete blood count and a cavernous blood gas analysis showed the following: Hemoglob... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old female is brought to the emergency department after being found unresponsive in her garage with an open bottle of unmarked fluid. She is confused and is unable to answer questions on arrival. Her medical history is significant for Alzheimer disease, but her family says she has no medical com... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-year-old boy is brought the his primary care physician for persistent failure to thrive. He has not been meeting normal motor developmental milestones. Further questioning reveals a family history of congenital kidney disorders, although the parents do not know details. Based on clinical suspicion a p... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old Caucasian man presents to your office for initial evaluation as he has recently moved to your community and has become your patient. He has no significant past medical history and has not seen a physician in over 10 years. He takes no medications and denies having any allergies. He has been ... | A |
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