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Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old man comes to the physician because of a 6-month history of severe abdominal pain, bloating, and episodic diarrhea. He has also had a 5-kg (11-lb) weight loss during this time. Physical examination shows a mildly distended abdomen, hyperactive bowel sounds, and diffuse abdominal tenderness. A... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A researcher needs to measure the volume of a specific body fluid compartment in subjects enrolled in his experiment. For such measurements, he injects an intravenous tracer into the subjects and then measures the concentration of the tracer in their blood samples. The volume of the specific body compartm... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman comes to the physician because of swelling of her right breast for the past 4 days. She also reports malaise and some pain with breastfeeding. Three weeks ago, she delivered a healthy 3500-g (7.7-lb) girl. She has no history of serious illness. Her mother died of breast cancer at the a... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old man presents to the office for a routine physical exam and a meningitis vaccination prior to attending college on a basketball scholarship. Also present at the appointment is his father who appears to be in his mid-sixties and is much shorter. The patient’s pulse is 70/min, respirations are ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old man comes to the physician 3 months after noticing skin changes on his scalp. When he scrapes off the crust of the lesion, it reappears after a few days. Occasionally, his scalp itches or he notices a burning sensation. He had a mole removed on his right forearm 5 years ago. He is a retired ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 20-year-old G1P0 woman at 12 weeks estimated gestational age presents to the obstetric clinic for the first prenatal visit She admits to being unsure of whether to keep or abort the pregnancy but now has finally decided to keep it. She says she is experiencing constant fatigue. Physical examination reve... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 13-year-old male presents to his primary care provider with joint pain in his right knee. He has had multiple episodes of pain and effusion in both knees throughout his life as well as easy bruising. Most of these episodes followed minor trauma, including accidentally hitting his knee on a coffee table,... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 13-year-old boy presents to the pediatrician with yellow discoloration of the sclerae since yesterday, and dark-colored urine for 2 days. A detailed history is taken and reveals that he had a cough, cold, and fever the week before the onset of the current symptoms, and was treated with over-the-counter ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought to the emergency department because of fever, nausea, and headache for 1 day. His temperature is 39.7°C (103.5°F). Examination shows involuntary flexion of the knees and hips when the neck is flexed. A lumbar puncture is performed and cerebrospinal fluid (CSF) analysis shows nu... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman presents with 3 days of diarrhea. She was recently on vacation in Peru and admits that on her last day of the trip she enjoyed a dinner of the local food and drink. Upon return to the United States the next day, she developed abdominal cramps and watery diarrhea, occurring about 3-5 ti... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old woman, gravida 3, para 1, at 25 weeks' gestation comes to the physician because of mild itching of the vulva and anal region for 2 weeks. She has a history of 2 episodes of vulvovaginal candidiasis last year that both subsided following 1 week of treatment with butoconazole. Vital signs are ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old healthy man is rushed into the emergency department after experiencing sharp chest pain that radiates down his left arm. Pre-hospital electrocardiography (ECG) shows ST-segment depression and the patient is administered supplemental oxygen, aspirin, and sublingual nitroglycerin. On arrival a... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old female is brought to the emergency room after losing consciousness at a shopping mall. Her husband states that they were shopping when the patient appeared sweaty and tremulous, became confused, then collapsed. She was unconscious for 5 minutes until a paramedic arrived. Fingerstick glucose ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man with HIV on antiretroviral therapy comes to the physician for a follow-up examination. His HIV viral load is 559 copies/mL (N<49). His physician is concerned about the development of drug resistance. The result of HIV genotype testing shows reduced viral susceptibility to darunavir and r... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old man comes to the physician because of fever, malaise, productive cough, and left-sided chest pain for 2 weeks. During this time, he has woken up to a wet pillow in the morning on multiple occasions and has not been as hungry as usual. He was diagnosed with HIV infection 1 year ago. He curren... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old female presents to her primary care physician with right knee pain for the last week. She states that she first noticed it after a long flight on her way back to the United States from Russia, where she had run a marathon along a mountain trail. The patient describes the pain as dull, aching... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old woman presents to your office complaining of right arm numbness and weakness. Her past medical history is unremarkable. Her family history, however, is significant for the unexpected death of both her parents at age 59 in a motor vehicle accident last week. On physical exam, her bicep, brach... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old woman presents to the physician due to lightheadedness. Earlier in the day, she had her first job interview since graduating from college 3 months ago. While waiting outside the interviewer’s office, she began to feel nervous and started breathing really fast. She then felt as if she was goi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> Twelve hours after undergoing a right hip revision surgery for infected prosthesis, a 74-year-old man has numbness in his fingertips and around the lips. His surgery was complicated by severe blood loss. He underwent a total right hip replacement 2 years ago. He has hypertension and type 2 diabetes mellit... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> Two days after undergoing emergent laparotomy with splenectomy for a grade IV splenic laceration sustained in a motor vehicle collision, a 54-year-old man develops decreased urinary output. His urine output is < 350 mL/day despite aggressive fluid resuscitation. During the emergent laparotomy, he required... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old woman comes to the emergency department with midsternal chest pain, shortness of breath, and cough with bloody sputum for the past 3 hours. The pain started after moving furniture at home and worsens when taking deep breaths. The patient has a history of hypertension. She has smoked one pack... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old girl presents to her primary care physician with her parents. She is complaining of fever and a sore throat for the past 4 days. She was born at 39 weeks gestation via spontaneous vaginal delivery and is up to date on all vaccines and is meeting all developmental milestones. Her boyfriend at... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old woman presents with decreased exercise tolerance and difficulty breathing on exertion and while sleeping at night. She says that she requires 2 pillows to sleep at night to alleviate her shortness of breath. These symptoms started 6 months ago and are gradually increasing in severity. She do... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old man comes to the physician because of a 2-week history of intractable hiccups and shortness of breath on exertion. He also has a 1-month history of left shoulder pain. He has smoked one pack of cigarettes daily for 35 years. Physical examination shows decreased breath sounds at the left lung... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old woman, gravida 4, para 3, at 39 weeks' gestation comes to the hospital 20 minutes after the onset of vaginal bleeding. She has not received prenatal care. Her third child was delivered by lower segment transverse cesarean section because of a footling breech presentation. Her other two child... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A male infant is born at 27 weeks following premature rupture of membranes and a precipitous labor to a G4P3 female. Given the speed of delivery steroids are not given. Shortly after delivery he develops respiratory distress and the decision is made to administer surfactant replacement therapy. While the ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 66-year-old woman comes to the physician for a routine health maintenance examination. She has no history of serious medical illness and takes no medications. A screening DEXA scan shows a T-score of -1.5 at the femur. Which of the following is the strongest predisposing factor for osteopenia? ---- <<Ch... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old man presents to the emergency department with shortness of breath for the past 2 hours. He mentions that he had a cough, cold, and fever for the last 3 days and has taken an over-the-counter cold preparation. He is hypertensive and has had coronary artery disease for the last 7 years. His re... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old gravida 2, para 1 woman at 37+6 weeks of gestation presents for elective cesarean delivery. She says she has been having increased fatigue over the past few weeks. Past medical history includes gestational hypertension for which she has been taking an antihypertensive drug twice daily since ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 14-year-old boy is brought to the physician for evaluation of his tall stature. His father is 174 cm (5 ft 7 in) tall; his mother is 162 cm (5 ft 3 in) tall. He is at the 99th percentile for height and 88th percentile for BMI. Examination shows pronounced sweat stains below the armpits and broad hands a... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> Fifteen years ago, a physician was exposed to Mycobacterium tuberculosis during a medical mission trip to Haiti. A current CT scan of his chest reveals respiratory apical granulomas. The formation of this granuloma helped prevent the spread of the infection to other sites. Which pair of cells contributed ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 63-year-old man comes to the physician because of a 3-week history of fatigue and shortness of breath. Physical examination shows diminished breath sounds at the right lung base. An x-ray of the chest shows blunting of the right costophrenic angle. Thoracentesis shows clear, yellow-colored fluid with a ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought to the physician because of a 1-day history of passing small quantities of dark urine. Two weeks ago, he had fever, abdominal pain, and bloody diarrhea for several days that were treated with oral antibiotics. Physical examination shows pale conjunctivae and scleral icterus. Hi... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old gentleman comes to his primary care physician complaining of redness and foul-smelling discharge from his penis. The patient is not married and denies sexual activity. Upon further questioning, he denies trauma or any associated fevers or chills. After the initial work-up was found to be neg... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old man seeks evaluation at an urgent care clinic because of nausea, vomiting, and abdominal pain that began 2 hours ago. He attended a picnic this afternoon, where he ate a cheese sandwich and potato salad. He says that a number of his friends who were at the picnic have similar symptoms, so he... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old woman is brought into the emergency department by emergency medical services after an electrical fire in her apartment. She is coughing with an O2 saturation of 98%, on 2L of nasal cannula. The patient's physical exam is significant for a burn on her right forearm that appears to be dry, whi... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old female presents to her primary care physician complaining of fatigue. She reports a four-month history of increasing fatigue accompanied by occasional constipation. She also reports a 15-pound weight gain over the same time period. She is otherwise healthy and takes no medications. She has n... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 18-year-old woman presents to her primary care physician reporting that she has not experienced her first menses. She is accompanied by her mother who states that she personally experienced menstruation at age 12 and that the patient's sister started menstruating at the age of 11 years. The patient is n... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-day-old infant presents because the patient’s parents noticed that his skin was becoming yellow. The mother said that the patient eats well, has normal stool and urine color. It’s her first child from first healthy pregnancy. The patient was born on time and delivered via spontaneous vaginal delivery ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old woman, gravida 1, para 0 at 11 weeks' gestation comes to the physician because of a 2-day history of left lower extremity pain and swelling. Her temperature is 37.9°C (100.2°F). Physical examination shows a tender, palpable cord on the lateral aspect of the left lower leg. The overlying skin... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-year-old, previously healthy female presents to the emergency department complaining of 7 hours of 10/10 intermittent abdominal pain, vomiting, and dark red stools. On exam, there is tenderness to palpation in the right lower quadrant and high-pitched bowel sounds. Technetium-99m pertechnetate scan wa... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old woman comes to the physician because of constipation, abdominal pain, and decreased appetite for the past 2 months. She started a new diet and has been exercising 2 hours daily for several months in order to lose weight. She has a history of hypertension and hypothyroidism. She does not smok... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old man presents with a painful right arm. He says the pain started several hours ago after he fell on his right shoulder while playing college football. He says that he felt a stinging sensation running down his right arm when he fell. On physical examination, there is a reduced range of motion... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old child is brought to the emergency department because of profuse diarrhea and vomiting that have lasted for 2 days. 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. Past medical history is no... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 9-year-old boy is brought to the hospital by his mother with complaints of fever and right flank pain for the past 3 days. His mom mentions that he has had these symptoms recurrently for the past 4 years. He was treated with antibiotics in the past and got better, but eventually, these symptoms recurred... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 41-year-old woman presents for evaluation of a mild bloody vaginal discharge for the past 4 months. Bleeding increases after sexual intercourse. For the past few weeks, the patient also began to note an unpleasant odor. The patient has a regular 28-day menstrual cycle. Her husband has been her only sexu... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old female from a rural village in Afghanistan presents with her mother to a local health center complaining of leg weakness. Her mother also reports that the patient had a fever, fatigue, and headache a week prior that resolved. The patient has not received any immunizations since being born. He... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old man presents for evaluation of vitamin D deficiency with possible osteomalacia. The patient had a pathologic fracture 3 weeks ago and was found to have dangerously low levels of vitamin D with normal serum calcium levels. Bone density has been drastically affected, leading to the fracture th... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 49-year-old woman comes to the physician because of a 4-month history of a dry cough and shortness of breath on exertion. She also reports recurrent episodes of pain, stiffness, and swelling in her wrist and her left knee over the past 6 months. She had two miscarriages at age 24 and 28. Physical examin... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old man is found in the wilderness behind a ski resort where he was lost for 2 days, and deprived of food and water. He is rushed to the emergency department for medical care. Which of the following parameters best describes his physiologic state when found? ---- <<Choices:>> A) Urine volume: de... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old man presents to the emergency department for a change in his behavior. The patient's wife called 911 and he was brought in by emergency medical services. She noticed that he seemed somnolent and not very responsive. The patient has a past medical history of type II diabetes, obesity, osteoar... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man seeks evaluation at a medical office for facial swelling and blood in his urine during the last 3 days. He claims that he has had weakness, malaise, and low-grade fevers for the past 3 months. On physical examination, the blood pressure is 160/96 mm Hg and he has periorbital edema bilate... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old man is admitted with a history of altered mental status. He was in his usual state of health until a few days ago when he has started to become confused, lethargic, forgetful, and repeating the same questions. Over the last few days, he sometimes appears perfectly normal, and, at other times... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 43-year-old man presents with a severe, throbbing, left-sided headache for the last 2 hours. He says that the pain has been progressively worsening and is aggravated by movement. The patient says he has had similar episodes in the past and would take acetaminophen and ‘sleep it off’. He also complains t... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old male with a history of injection drug use has been feeling short of breath and fatigued for the past several weeks. He is having trouble climbing the stairs to his apartment and occasionally feels like his heart is racing out of control. His past medical history is most notable for a previou... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> Six hours after giving birth to a healthy 3100 g (6 lb 13oz) girl, a 40-year-old woman, gravida 1, para 1 suddenly has a tonic-clonic seizure for 2-minutes while on the ward. She had been complaining of headache, blurry vision, and abdominal pain for an hour before the incident. Her pregnancy was complica... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 47-year-old woman comes to the emergency department 4 hours after the onset of abdominal and right shoulder pain. She has nausea and has had 2 episodes of vomiting. The pain began after her last meal, is constant, and she describes it as 7 out of 10 in intensity. She has had multiple similar episodes ov... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old female presents to your clinic for evaluation of "skin problems." She complains of severe acne and "spots" all over her face that have persisted for the last 8 years, despite innumerable creams and lotions. She reports spending several hours every morning using make-up just to go outside. Sh... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> Thirty minutes after surgical nasal polyp removal for refractory rhinitis, a 40-year-old man has retrosternal chest tightness and shortness of breath in the post-anesthesia care unit. The surgical course was uncomplicated and the patient was successfully extubated before arrival to the unit. He received 0... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A healthy 28-year-old woman at 30-weeks gestational age, has gained 35lbs since becoming pregnant. She complains of several weeks of bilateral numbness and tingling of her palms, thumbs, index and middle fingers that is worse at night. She also notes weakness gripping objects at the office. Which nerve is... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old man comes to the emergency department complaining of severe abdominal pain for the last several hours. The pain is cramp-like in nature, constant, 8/10, and has worsened over time. It is associated with bilious vomiting. He gives a history of episodic right upper abdominal pain for the past ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old woman comes to the physician because of severe headaches and lightheadedness for 2 months. She has also been hearing a 'swoosh' sound in her left ear for the past month. She has allergic rhinitis and acne. Her sister is being treated for thyroid cancer. Current medications include levocetiri... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 76-year-old man presents with progressive fatigue, shortness of breath, and brownish discoloration of the urine for the past 5 weeks. Past medical history is significant for aortic valve replacement surgery 2 years ago. His vital signs include: temperature 36.7°C (98.0°F), blood pressure 130/85 mm Hg, p... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman comes to a fertility clinic because she has been trying to conceive for over a year without success. She has never been pregnant, but her husband has 2 children from a previous marriage. She broke a collarbone during a skiing accident but has otherwise been healthy with no chronic cond... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old girl is brought to the physician for recurrent episodes of shortness of breath, nonproductive cough, and chest tightness for 3 months. These episodes occur especially while playing sports and resolve spontaneously with rest. She appears healthy. Her pulse is 63/min, respirations are 15/min, ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old woman with HIV comes to the emergency department because of a 2-week history of diarrhea and abdominal cramping. She has had up to 10 watery stools per day. She also has anorexia and nausea. She returned from a trip to Mexico 4 weeks ago where she went on two hiking trips and often drank fro... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old girl is brought to the physician by her mother because of a 2-week history of generalized fatigue, intermittent fever, and progressively worsening shortness of breath. Physical examination shows pallor, jugular venous distention, and nontender cervical and axillary lymphadenopathy. Inspirator... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old man is brought to the emergency room after being involved in a traffic accident. He currently complains of bilateral hip pain. His vital signs are within the normal range, and he is hemodynamically stable. The pelvic compression test is positive. External genitalia appears normal, except the... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 73-year-old woman visits an urgent care clinic with a complaint of fever for the past 48 hours. She has been having frequent chills and increasing abdominal pain since her fever spiked to 39.4°C (103.0°F) at home. She states that abdominal pain is constant, non-radiating, and rates the pain as a 4/10. S... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old man visits his primary care provider for a routine check-up. He reports he has always had trouble sleeping, but falling asleep and staying asleep have become more difficult over the past few months. He experiences daytime fatigue and sleepiness but does not have time to nap. He drinks one cu... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old African-American male with a BMI of 22 is brought to his physician by his mother to address concerns about a change in his dietary habits. The patient's mother notes that he is constantly hungry and thirsty, despite his eating and drinking water in excess. She also reports an increase in his... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 10-month-old boy is brought to his pediatrician because of a 3-day history of fever and lethargy. He has previously had more infections than expected since birth but otherwise appears to be developing normally. On exam, the boy is found to have a purulent, erythematous bump on his left upper extremity. ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old woman comes to the emergency department because of a 24-hour history of severe lower abdominal pain. She has had two episodes of nonbloody vomiting today and has been unable to keep down food or fluids. She has not had a bowel movement since the day before. She has hypertension, hyperlipidem... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man without recent travel history presents a 2-week history of gradually worsening abdominal pruritus. He is unsure if his skin has yellowed, and carries an identification card without a photograph for comparison. On physical examination, the liver morphology is normal. A basic chemistry pan... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old girl presents for a routine checkup. The patient’s parents say she has been looking pale and tired lately. Her family history is unremarkable. Upon physical examination, several bruises are seen, as well as petechial bleeding on her limbs. A complete blood count shows leukocytosis with severe... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old woman is brought to the emergency department by her husband because of increasing confusion for 3 days. Her husband states that he noticed a yellowish discoloration of her eyes for the past 6 days. She has osteoarthritis. Current medications include acetaminophen and a vitamin supplement. Sh... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old obese man presents to the office complaining of chronic heartburn and nausea for the past 6 months. These symptoms are relieved when he takes 20 mg of omeprazole twice a day. The patient was prompted to come to the doctor when he recently experienced difficulty breathing and shortness of bre... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 39-year-old woman comes to the physician because of a 5-day history of pain and stiffness in her hands and wrists and a nonpruritic generalized rash. The stiffness is worst in the morning and improves after 15–20 minutes of activity. She had fever and a runny nose 10 days ago that resolved without treat... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying physiological changes in the autonomic nervous system in response to different stimuli. 40 μg of epinephrine is infused in a healthy volunteer over a period of 5 minutes, and phenoxybenzamine is subsequently administered. Which of the following effects is most likely to be obse... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 43-year-old female presents to her endocrinologist for a new patient appointment. She initially presented three months ago as a referral for a new diagnosis of type II diabetes mellitus. At that time, her HbA1c was found to be 8.8%, and she was started on metformin. Her metformin was quickly uptitrated ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A mother brings her 8-month-old child to your pediatric clinic with concerns of a rash. Physical exam reveals an erythematous, weeping rash involving bilateral cheeks and scalp. You prescribe a topical agent that is considered the first-line pharmacological treatment for this condition. What is a common c... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman comes to the emergency department because of increasing weakness and numbness of her legs for 3 days. She noticed that the weakness was more severe after she had a hot shower that morning. A year ago, she had an episode of partial vision loss in her left eye that resolved within 3 week... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old man comes to the physician 1 hour after he slipped in the shower and fell on his back. Since the event, he has had severe neck pain. He rates the pain as an 8–9 out of 10. On questioning, he has had lower back pain for the past 2 years that radiates to the buttocks bilaterally. He reports th... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 66-year-old man is brought to the clinic with a history of recurrent falls. He has been slow in his movements and walks clumsily. He denies fever, vision problems, limb weakness, numbness, abnormal sensation in his limbs, trauma, or inability to pass urine. The past medical history is unremarkable, and ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 46-year-old man is admitted to the hospital with a 3-day history of productive cough with purulent sputum and fever with chills. On the second day of admission, he develops bloody vomiting, altered mental status, and multiple red spots all over the body. He is oriented only to self. His temperature is 3... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old woman undergoes endoscopic retrograde cholangiopancreatography (ERCP) for evaluation of suspected biliary strictures. The ERCP identifies 2 ducts in the pancreas (a small ventral duct and a larger dorsal duct). A diagnosis of a congenital pancreatic anomaly is made. Which of the following st... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man is admitted with fever, chills, and rigor which have lasted for 4 days. He also complains of associated recent-onset fatigue. Past medical history is insignificant. He drinks a can of beer every night. His temperature is 39.0°C (102.2°F), pulse is 120/min, blood pressure is 122/80 mm Hg,... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old primigravid woman at 15 weeks' gestation comes to the physician for a routine prenatal visit. She has not been taking prenatal vitamins and admits to consuming alcohol regularly. Pelvic examination shows a uterus consistent in size with a 15-week gestation. A quadruple screening test shows m... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 71-year-old male with worsening memory, behavior changes, and disorientation over the span of several years was admitted to the hospital for signs of severe pneumonia. He passes away after failed antibiotic therapy. Which of the following findings would most likely be identified on autopsy? ---- <<Choic... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old woman presents to her physician for a routine health maintenance examination. Recently, she has felt weak, and she has dyspnea when she performs her daily exercise routine. She has no significant past medical history. She has not had any menstrual bleeding for more than 6 years. She has smok... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 69-year-old man comes to the physician because of a 2-month history of severe right hip pain. The pain is worse at night. He has chronic headaches and back pain for which he takes vitamin D, calcium supplements, and ibuprofen. Examination shows hip tenderness and mild sensorineural hearing loss. X-ray o... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old with a past medical history significant for human immunodeficiency virus infection presents to the emergency department after he was found to be experiencing worsening confusion. The patient was noted to be disoriented by residents and staff at the homeless shelter where he resides. On prese... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old man comes to the physician because of a 3-month history of intermittent right lateral hip pain that radiates to the thigh. Climbing stairs and lying on his right side aggravates the pain. Examination shows tenderness to palpation over the upper lateral part of the right thigh. There is no sw... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old primigravid woman comes to the physician for an initial prenatal visit at 13 weeks' gestation. She has had episodic headaches over the past month. She has no history of serious illness. Her immunizations are up-to-date. Her temperature is 37°C (98.6°F) and pulse is 90/min. Repeated measureme... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old man presents to his family physician for a routine check-up but also states he has been feeling less energetic than usual. He mentions that he has recently been promoted to a nurse manager position at a regional medical center. His medical history is significant for hypertension and hyperlip... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man comes to the physician because of lower back pain that has become progressively worse over the past 2 months. The pain is also present at night and does not improve if he changes his position. He has stiffness for at least 1 hour each morning that improves throughout the day. Over the pa... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought into your office by his parents who state that the boy has been noncompliant with his toilet training and passes stools every 4 days. They describe his stool as hard pellets. They deny any problems during pregnancy and state that he was born at a weight of 7 lbs and 10 oz. They... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old man comes to the physician for a follow-up examination. Ten months ago, he was diagnosed with HIV infection and appropriate antiretroviral therapy was initiated. Physical examination shows no abnormalities. Laboratory studies show increased viral load despite ongoing treatment. His pharmacot... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old man presents with pruritus and jaundice. Past medical history is significant for ulcerative colitis diagnosed 2 years ago, well managed medically. He is vaccinated against hepatitis A and B and denies any recent travel abroad. On physical examination, prominent hepatosplenomegaly is noted. W... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old boy presents to the emergency department with a sore throat and trouble breathing. His mother states that his symptoms started last night and have rapidly been worsening. The patient is typically healthy, has received all his childhood immunizations, and currently takes a daily multivitamin. ... | C |
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