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Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old boy goes camping with his parents in the Appalachian mountains of Western North Carolina. While on the hiking trip, he is exposed to an antigen. After the exposure, this antigen is phagocytosed by a CD4+ T helper cell and is presented on an MHC class II molecule. This CD4+ T helper cell encou... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 73-year-old woman is brought to the physician by her son because of increasing forgetfulness over the past 2 years. Initially, she used to misplace keys and forget her dog's name or her phone number. Now, she often forgets about what she has seen on television or read about the day before. She used to g... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman is brought to the emergency department by her husband because of an episode of hematemesis 2 hours ago. She has had dyspepsia for 2 years. Her medications include occasional ibuprofen for headaches. After initial stabilization, the risks and benefits of upper endoscopy and alternative ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old man is admitted to the hospital after a severe motor vehicle accident as an unrestrained front-seat passenger. Appropriate life-saving measures are given, and the patient is now hemodynamically stable. Physical examination shows a complete loss of consciousness. There are no motor or ocular ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old man presents to the emergency department with palpitations. He also feels that his exercise tolerance has reduced over the previous week. His past history is positive for ischemic heart disease and he has been on multiple medications for a long time. On physical examination, his temperature ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man presents to the physician with a cough which he has had for the last 5 years. He also mentions that he has been feeling breathless when playing any active sport for the last 1 year. He is a manager in a corporate company and has been a regular smoker for 10 years. He has visited multiple... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old male is rushed to the emergency department after sustaining several gunshot wounds to the chest. He was found nonresponsive in the field and was intubated en route to the hospital. His vital signs are as follows: temperature is 98.8 deg F (37.1 deg C), blood pressure is 87/52 mmHg, pulse is ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old is brought into your office by his mother. His mother states that he is having 10-20 episodes per day where he stops responding to his mother and is found staring out of the window. During these periods, he blinks more frequently than normal, but returns to his normal self afterwards. These e... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old woman presents to the ED after multiple episodes of vomiting in the last 6 hours. The vomitus is non-bloody and non-bilious. The vomiting started shortly after she began having a throbbing, unilateral headache and associated photophobia. She has had several similar headaches in the past. Her... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old woman is brought to the emergency department by her roommate for unusual behavior. They were at a party where alcohol and recreational drugs were consumed, but her roommate is unsure of what she may have taken or had to drink. She is otherwise healthy and does not take any medications. The p... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old woman presents to her primary care physician for her annual check-up. She has no current complaints and says that she has been healthy over the last year. Her past medical history is significant for obesity and diabetes that is well controlled on metformin. She does not smoke and drinks soci... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old man presents to his primary care physician for fatigue. This has persisted for the past several months and has been steadily worsening. The patient has a past medical history of hypertension and diabetes; however, he is not currently taking any medications and does not frequently visit his p... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old male soccer player undergoes an exercise tolerance test to measure his maximal oxygen uptake during exercise. Which of the following changes are most likely to occur during exercise? ---- <<Choices:>> A) Increased pulmonary vascular resistance B) Decreased physiologic dead space C) Decreased... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old Caucasian female presents with Parkinson-like symptoms. Serum analysis shows increased levels of free copper and elevated liver enzymes. What test would prove most helpful in diagnosing the patient's underlying disease? ---- <<Choices:>> A) Serum detection of anti-myelin antibodies B) Slit l... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old male comes to the emergency department because of a 3-day history of intermittent shortness of breath and palpitations. The episodes are unprovoked and occur randomly. The day before, he felt lightheaded while walking and had to sit down abruptly to keep from passing out. He has hypertension... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman presents to her primary care doctor complaining of increased fatigue and cold intolerance after her recent delivery. The patient delivered a healthy 39-week-old boy 3 weeks ago via spontaneous vaginal delivery. Delivery was complicated by postpartum hemorrhage requiring admission to th... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman comes to the physician because of progressively worsening joint pain. She has had diffuse, aching pain in her knees, shoulders, and hands bilaterally for the past few months, but the pain has become much more severe in the past few weeks. She also reports night sweats and generalized m... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old college student is brought to the emergency department with persistent vomiting overnight. He spent all day drinking beer yesterday at a college party according to his friends. He appears to be in shock and when asked about vomiting, he says that he vomited up blood about an hour ago. At the... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old woman presents to her primary care physician with a 2-month history of joint pain and morning stiffness that improves through the course of the day. Her left knee also sometimes bothers her. She has taken ibuprofen and tylenol without relief, and the pain is starting to upset her daily routi... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old boy is brought to the pediatrician by his foster father because he is concerned about the boy's health. He states that at seemingly random times he will have episodes of severe difficulty breathing and wheezing. Upon questioning, the pediatrician learns that these episodes do not appear to be... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man presents with fever, chills, fatigue, cough, sore throat, and breathlessness for the past 7 days. He describes the cough as productive and says he is fatigued all the time. He says he is a farmer with daily contact with rabbits, horses, sheep, pigeons, and chickens and reports cleaning t... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> Two days after undergoing an uncomplicated total thyroidectomy, a 63-year-old woman has acute, progressive chest pain. The pain is sharp and burning. She feels nauseated and short of breath. The patient has a history of hypertension, type 1 diabetes mellitus, medullary thyroid cancer, multiple endocrine n... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A young researcher is studying the structure of class I and class II major histocompatibility complex (MHC) molecules. He understands that these molecules are proteins, but the structures of class I MHC molecules are different from those of class II. Although all these molecules consist of α and β chains,... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old boy is brought to the physician by his mother because of increasingly withdrawn behavior for the last two years. His mother reports that in the last 2–3 years of high school, her son has spent most of his time in his room playing video games. He does not have any friends and has never had a ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old man presents with an oral cavity lesion, toothache, and weight loss. He is known to have been HIV-positive for 6 years, but he does not follow a prescribed antiretroviral regimen because of personal beliefs. The vital signs are as follows: blood pressure 110/80 mm Hg, heart rate 89/min, resp... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year old man comes to his physician because of a 1-month history of increased thirst and nocturia. He is drinking a lot of water to compensate for any dehydration. His brother has type 2 diabetes mellitus. Physical examination shows dry mucous membranes. Laboratory studies show a serum sodium of 151 ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 13-year-old girl is brought to the physician by her parents because of a 2-day history of low-grade fever, headache, nausea, and a sore throat. Examination of the oral cavity shows enlarged, erythematous tonsils with exudates and palatal petechiae. There is cervical lymphadenopathy. H... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man comes to the physician for the evaluation of episodic headaches for 5 months. The headaches involve both temples and are 4/10 in intensity. The patient has been taking acetaminophen, but the headaches did not subside. He has also had visual disturbances, including double vision. He has n... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought to the physician because of frequent falls, worsening muscle pain, and poor vision in low light conditions. His mother reports that he has been on a low-fat diet since infancy because of persistent diarrhea. He is at the 5th percentile for height and weight. Physical examinatio... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old man presents to his primary care physician complaining of a blistering rash in his inguinal region. Upon further questioning, he also endorses an unintended weight loss, diarrhea, polydipsia, and polyuria. A fingerstick glucose test shows elevated glucose even though this patient has no prev... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old woman is brought to the emergency department because of 3 1-hour episodes of severe, sharp, penetrating abdominal pain in the right upper quadrant. During these episodes, she had nausea and vomiting. She has no diarrhea, dysuria, or hematuria and is asymptomatic between episodes. She has hyp... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> In a recently conducted case-control study that aimed to elucidate the causes of myelomeningocele (a neural tube defect in which there is an incomplete formation of the spinal bones), 200 mothers of infants born with the disease and 200 mothers of infants born without the disease were included in the stud... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 66-year-old woman presents to the primary care physician with complaints of involuntary loss of urine. This has been occurring over the past month for no apparent reason while suddenly feeling the need to urinate. History reveals triggers that stimulate the desire to pass urine, such as running water, h... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old woman with a recent history of carcinoma of the breast status post mastectomy and adjuvant chemotherapy one week ago presents for follow-up. She reports adequate pain control managed with the analgesic drug she was prescribed. Past medical history is significant for hepatitis C and major dep... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old man is brought to the emergency department by ambulance from a homeless shelter. The report from the shelter describes the man as a loner expressing symptoms of depression. He has been living at the shelter for approximately 10 months and has no family or friends and few visitors. He spends ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old man with a history of hypertension visits your office. His blood pressure on physical examination is found to be 150/90. You prescribe him metoprolol. Which of the following do you expect to occur as a result of the drug? ---- <<Choices:>> A) Decreased serum renin levels as consequence of ß2... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old boy is brought to the physician because of a nonpruritic rash on his face that began 5 days ago. It started as a bug bite on his chin that then developed into small pustules with surrounding redness. He has not yet received any routine childhood vaccinations. Physical examination shows small,... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old G2P1 woman presents at 24 weeks gestation with complaints of blurred vision and headaches. Her symptoms have increased in frequency over the past several weeks. Her medical history is significant only for occasional tension headaches. She takes no medications besides an oral folic acid suppl... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old male presents to the emergency room for toe pain. He reports that his right great toe became acutely painful, red, and swollen approximately five hours prior. He has had one similar prior episode six months ago that resolved with indomethacin. His medical history is notable for obesity, hype... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old man is referred to an endocrinologist for paroxysms of headaches associated with elevated blood pressure and palpitations. He is otherwise healthy, although he notes a family history of thyroid cancer. His physical examination is significant for the findings shown in Figures A, B, and C. His... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 29-year-old man comes to the emergency department because of a 4-day history of abdominal pain and confusion. Prior to the onset of the abdominal pain, he visited a festival where he consumed large amounts of alcohol. Examination shows a distended abdomen, decreased bowel sounds, and ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old Caucasian male patient presents with recurrent infections. During examination of his CD4 T-cells, it is noticed that his T-cells lack CD40 ligand. Which type of immunoglobulin is likely to be present in excess? ---- <<Choices:>> A) IgE B) IgG C) IgM D) IgD ---- <<Answer:>> | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old woman is in her last few months at community college. She has a very important essay due in 2 weeks that will play a big part in determining her final grades. She decides to focus on writing this essay instead and not to worry about her grades until her essay is completed. Which of the follo... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 93-year-old woman is brought to the physician because of a purple area on her right arm that has been growing for one month. She has not had any pain or itching of the area. She has hyperlipidemia, a history of basal cell carcinoma treated with Mohs surgery 2 years ago, and a history of invasive ductal ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A boy born vaginally in the 36th week of gestation to a 19-year-old woman (gravida 3, para 1) is assessed on his 2nd day of life. His vitals include: blood pressure is 85/40 mm Hg, pulse is 161/min, axillary temperature is 36.6°C (98.0°F), and respiratory rate is 44/min. He appears to be lethargic; his sk... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old woman presents to the emergency department with severe abdominal pain. She states that the pain has been dull and progressive, but became suddenly worse while she was exercising. The patient's past medical history is notable for depression, anxiety, and gonococcal urethritis that was appropr... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old immigrant presents to his primary care physician for a general checkup. This is his first time visiting a physician, and he has no known past medical history. The patient’s caretaker states that the patient has experienced episodes of syncope and what seems to be seizures before but has not ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old nulliparous woman is found upon transthoracic echocardiography to have a dilated aorta and mitral valve prolapse. The patient has a history of joint pain, and physical examination reveals pectus excavatum and stretch marks on the skin. She does not take any medications and has no history of ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old woman comes to the physician with fever and malaise. For the past 2 days, she has felt fatigued and weak and has had chills. Last night, she had a temperature of 40.8°C (104.2°F). She has also had difficulty swallowing since this morning. The patient was recently diagnosed with Graves diseas... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old refugee with delayed growth and weakness is brought to the physician. Her family has been displaced several times over the last few years, and nutrition and housing were frequently inadequate. Examination of the lower limbs shows bowing of the legs with reduced proximal muscle strength. The a... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old boy presents with a long-standing history of anemia. Past medical history is significant for prolonged neonatal jaundice and multiple episodes of jaundice without fever. On physical examination, the patient shows generalized pallor, scleral icterus, and splenomegaly. His hemoglobin is 10 g/d... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old woman with a history of poorly controlled asthma presents to her pulmonologist for a follow-up visit. She was recently hospitalized for an asthma exacerbation. It is her third hospitalization in the past five years. She currently takes inhaled salmeterol and medium-dose inhaled budesonide. H... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old boy is brought to the emergency department with acute intermittent umbilical abdominal pain that began that morning. The pain radiates to his right lower abdomen and occurs every 15–30 minutes. During these episodes of pain, the boy draws up his knees to the chest. The patient has had several... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A lung mass of a 50 pack-year smoker is biopsied. If ADH levels were grossly increased, what would most likely be the histologic appearance of this mass? ---- <<Choices:>> A) Tall columnar cells bordering the alveolar septum B) Sheets of small round cells with hyperchromatic nuclei C) Layered squamous cel... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old man presents to his primary care physician for a routine physical exam. He is concerned about a burning sensation that he feels in his throat whenever he eats large meals and is concerned he may have esophageal cancer like his uncle. The patient has a past medical history of irritable bowel ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old man presents to the physician for a check-up as part of his immigration application. On auscultation, there is a mild rumble heard at the cardiac apex preceded by an opening snap. His blood pressure is 132/76 and heart rate is 78/min. The patient suffers from occasional asthma attacks but ha... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 82-year-old woman is brought to the physician by her son because he is concerned about her forgetfulness for the past 2 years. She occasionally walks into a room and forgets why she went there and often forgets where she left her keys. She is sometimes unable to recall a familiar individual's name. She ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man comes to the physician because of fatigue, increased sweating, and itching in his legs for the past 2 years. He has chronic bronchitis. He has smoked two packs of cigarettes daily for 24 years and drinks one to two beers every night. His only medication is a tiotropium bromide inhaler. H... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman comes to the clinic complaining of headache and sinus drainage for the past 13 days. She reports cold-like symptoms 2 weeks ago that progressively got worse. The patient endorses subjective fever, congestion, sinus headache, cough, and chills. She claims that this is her 5th episode wi... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old man presents to his primary care physician for a routine check-up. During the appointment, he remarks that he has started noticing some thinning and hair loss without other symptoms. The physician reassures him that he is likely experiencing male-pattern baldness and explains that the condit... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 67-year-old man comes to the physician because of a 3-month history of difficulty initiating urination. He wakes up at least 3–4 times at night to urinate. Digital rectal examination shows a symmetrically enlarged, nontender prostate with a rubbery consistency. Laboratory studies show a prostate-specifi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2860-g (6-lb 3-oz) male newborn is born at term to a primigravid woman via spontaneous vaginal delivery. The mother has had no routine prenatal care. She reports that there is no family history of serious illness. The initial examination of the newborn shows bowing of the legs and respiratory distress u... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old man presents to his primary care provider because of a lack of flexibility in his right hand. He has noticed that his hand has become less flexible and more fixed over the past year and he now has trouble shaking other people’s hands comfortably. He has a history of chronic alcohol abuse, he... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old man presents to the physician with concerns that a “bad flu” he has had for the past 10 days is getting worse and causing sleeplessness. On presentation today, his sore throat has improved; however, fever and chest and body aches persist despite the use of ibuprofen. He reports sharp, interm... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old man presents to the emergency department with shortness of breath, cough, and fever. He states that his symptoms started a few days ago and have been progressively worsening. The patient recently returned from international travel. He works from home and manages a chicken coop as a hobby. He... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old sexually active male presents to an internal medicine physician for a routine health check up after having several unprotected sexual encounters. After appropriate testing the physician discusses with the patient that he is HIV+ and must be started on anti-retroviral treatment. Which of the ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old primigravid woman who recently immigrated to the United States presents to her gynecologist for the first time during the 28th week of her pregnancy. She hasn’t received any prenatal care or folic acid supplementation. The patient’s history reveals that she has received blood transfusions in... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old male engineer who complains of shortness of breath when walking a few blocks undergoes a cardiac stress test because of concern for coronary artery disease. During the test he asks his cardiologist about what variables are usually used to quantify the functioning of the heart. He learns that... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old woman presents to the clinic with an abnormal sensation on the left side of her body that has been present for the past several months. At first, the area seemed numb and she recalls touching a hot stove and accidentally burning herself but not feeling the heat. Now she is suffering from a c... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A young researcher is responsible for graphing laboratory data involving pulmonary blood flow and ventilation pattern obtained from a healthy volunteer who was standing in an upright position. After plotting the following graph, the researcher realizes he forgot to label the curves and the x-axis (which r... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man is brought to the emergency department by his wife because of lethargy, confusion, and nausea for the past 2 days. He has previously been healthy and has no past medical history. His only medications are a daily multivitamin and acetaminophen, which he takes daily for hip pain. Vital sig... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-day-old female infant presents with poor feeding, lethargy, vomiting after feeding, and seizures. Labs revealed ketoacidosis and elevated hydroxypropionic acid levels. Upon administration of parenteral glucose and protein devoid of valine, leucine, methionine, and threonine, and carnitine, the infant ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old woman presents with recurrent panic attacks that have been worsening over the past 5 weeks. She also says she has been seeing things that are not present in reality and is significantly bothered by a short attention span which has badly affected her job in the past 6 months. No significant p... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying the relationship between fetal blood oxygen saturation and intrauterine growth restriction using MRI studies. The magnetic resonance transverse relaxation time (T2) is inversely related to the concentration of deoxyhemoglobin so that high concentrations of deoxyhemoglobin produ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old woman presents to her primary care physician because she has been experiencing episodes of intense fear. Specifically, she says that roughly once per week she will feel an intense fear of dying accompanied by chest pain, lightheadedness, sweating, and palpitations. In addition, she will feel... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old man who was involved in a traffic collision is brought to the emergency room by the ambulance service. He was in shock and comatose at the time of presentation. On examination, the heart rate is 60/min, and the blood pressure is 70/40 mm Hg. The patient dies, despite resuscitative efforts. A... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 75-year-old woman with metastatic colon cancer comes to the physician requesting assistance in ending her life. She states: “I just can't take it anymore; the pain is unbearable. Please help me die.” Current medications include 10 mg oral hydrocodone every 12 hours. Her cancer has progressed despite che... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man presents with a swollen left big toe that started this morning. The patient states that he attended a party last night and drank 4 glasses of whiskey. He denies any trauma to the foot. The patient has a history of similar episodes in the past that were related to alcohol use. His symptom... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman presents to a pre-operative evaluation clinic prior to an elective cholecystectomy. She has a 5 pack-year smoking history. The anesthesiologist highly recommends to discontinue smoking for at least 8 weeks prior to the procedure for which she is compliant. What is the most likely histo... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 59-year-old man is brought to the emergency department by his wife for a 1-hour history of sudden behavior changes. They were having lunch together when, at 1:07 PM, he suddenly dropped his sandwich on the floor. Since then, he has been unable to use his right arm. She also reports that he is slurring h... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old woman comes to the physician because of a 6-month history of worsening involuntary movement of the left hand. Her symptoms are worse when she feels stressed at work. She has no history of serious illness and takes no medications. Neurological examination shows difficulty initiating movement ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 46-year-old man presents to the clinic complaining of fatigue and difficulty breathing for the past month. He reports that it is particularly worse when he exercises as he becomes out of breath at 1 mile when he used to routinely run 3 miles. He is frustrated as he was recently diagnosed with diabetes d... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old soldier is rescued from a helicopter crash in the Arctic Circle and brought back to a treatment facility at a nearby military base. On arrival, the soldier’s wet clothes are removed. He appears pale and is not shivering. The patient is unresponsive to verbal or painful stimuli. His temperatu... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman presents to the emergency department with abdominal pain that started while she was at the gym. The patient competes as a power lifter and states that her pain started after one of her heavier lifts. The patient has no significant past medical history and is currently taking a multivit... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A male newborn is delivered at term to a 26-year-old woman, gravida 2, para 3. The mother has no medical insurance and did not receive prenatal care. Physical examination shows microcephaly and ocular hypotelorism. There is a single nostril, cleft lip, and a solitary central maxillary incisor. An MRI of t... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old woman presents to the emergency department for evaluation of a spreading skin infection that began from an ulcer on her foot. The patient has type 2 diabetes mellitus that is poorly controlled. On examination, there is redness and erythema to the lower limb with skin breakdown along an exten... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old man presents an urgent care clinic because he coughed up blood this morning. Although he had a persistent cough for the past 3 weeks, he had never coughed up blood until now. His voice is hoarse and admits that it has been like that for the past few months. Both his past medical history and ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old male is brought into the emergency department by his girlfriend following an argument. The patient’s girlfriend claims that she threatened to break up with him. He then called her saying he was going to kill himself. When she arrived at the patient’s home, she found him lying on the couch wi... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 82-year-old woman is brought to the physician by her nephew, who lives with her because she has a pessimistic attitude and has displayed overall distrust of her nephew for 1 year. She frequently argues with her nephew and embarrasses him in front of his friends. She had a Colles’ fracture 2 months ago ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 63-year-old man comes to the physician because of a 3-month history of fatigue and constipation. He reports having dull pain in the left portion of the midback for 2 weeks that has persisted despite taking ibuprofen. His father died of prostate cancer at 70 years of age. The patient has smoked one pack ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old woman with Ehlers-Danlos syndrome is brought to the emergency department with right knee pain and swelling after she twisted it while dancing. She had two similar episodes last year that were treated conservatively. She was treated for a fracture of her humerus 2 years ago. She has gastroeso... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old woman presents for the scheduled annual physical examination for management of her hypertension. The patient is asymptomatic and her blood pressure is within normal limits throughout the year. She has a past medical history of polyarthrosis, and she is a carrier of hepatitis B antibodies. Sh... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old girl is brought to the physician for a physical examination prior to participating in sports. She has no history of serious illness. She is on the school's cheerleading team and is preparing for an upcoming competition. Menarche was at 13 years of age, and her last menstrual period was 4 mon... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 63-year-old male is admitted to the Emergency Department after 3 days difficulty breathing, orthopnea, and shortness of breath with effort. His personal medical history is positive for a myocardial infarction 6 years ago and a cholecystectomy 10 years ago. Medications include metoprolol, lisinopril, ato... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old man presents to his primary care physician for a wellness checkup. The patient has a past medical history of obesity, constipation, and depression. His current medications include metformin, lactulose, and fluoxetine. His temperature is 99.5°F (37.5°C), blood pressure is 157/102 mmHg, pulse ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old male presents to his physician with the complaint of fatigue and weakness for six months. His physician orders a CBC which demonstrates anemia and thrombocytopenia. During the subsequent work up, a bone marrow biopsy is performed which ultimately leads to the diagnosis of acute promyelocytic... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old man comes to the physician because of diarrhea, bloating, nausea, and vomiting for the past 3 days. He describes his stool as soft, frothy, and greasy. He denies seeing blood in stool. The patient went on a hiking trip last week and drank fresh water from the stream. Three months ago, he was... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old man presents to his primary care physician with bilateral tremor of the hands. He is a senior in high school and during the year, his grades have plummeted to the point that he is failing. He says his memory is now poor, and he has trouble focusing on tasks. His behavior has changed in the p... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man comes to the physician because of a 2-week history of testicular swelling and dull lower abdominal discomfort. Physical examination shows a firm, nontender left testicular nodule. Ultrasonography of the scrotum shows a well-defined hypoechoic lesion of the left testicle. Serum studies sh... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old child is brought to a pediatric clinic with complaints of a foul-smelling, recurrent, persistent vaginal discharge that started a few days ago. The child shows increased irritability with a slightly elevated temperature. The mother says that the child plays in the house and has no contact wit... | B |
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