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Answer the following medical question with the correct letter choice: | <<Question:>> A 26-day-old newborn is brought to the physician because of poor feeding and lethargy for 2 weeks. During this period, he has had a raspy cry. The child was delivered at term at home and has not yet been evaluated by a physician. He is at the 90th percentile for head circumference, 50th percentile for len... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 49-year-old man with HIV comes to the physician because of a 1-month history of intermittent diarrhea and abdominal pain. Abdominal examination shows mild, diffuse tenderness throughout the lower quadrants. His CD4+ T-lymphocyte count is 180/mm3 (normal ≥ 500/mm3). Colonoscopy shows multiple hemorrhagic... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old female presents to her primary care provider for tremor. She reports that she has always had a mild tremor but that she has begun noticing it more since learning to paint. She feels that she has trouble dipping her paintbrush in the paint and making precise strokes on the canvas. She has tak... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old woman presents to her oncologist to discuss the chemotherapy options for her newly diagnosed breast cancer. During the meeting, they discuss a drug that inhibits the breakdown of mitotic spindles in cells. Her oncologist explains that this will be more toxic to cancer cells because those cel... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old female presents to her family physician for an annual school physical exam and check-up. She is accompanied by her mother to the visit and is present in the exam room. The patient has no complaints, and she does not have any past medical problems. She takes no medications. The patient report... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old man with a history of HIV presents with diarrhea. The patient has had diarrhea for the past week and it has been gradually worsening. The patient describes it as profuse and watery. He has lost 15 pounds during this time frame and feels very weak. The patient is not currently taking his anti... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 46-year-old woman comes to the physician because of increasingly severe lower back pain for the past week. The pain is constant, and she describes it as 9 out of 10 in intensity. Six months ago, she underwent a lumpectomy for hormone receptor-negative lobular carcinoma of the right breast. She has under... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman with a past medical history of fibromyalgia presents to her primary care provider for her annual well visit. She reports that her pain has become more severe over the last several weeks and is no longer well-controlled by NSAIDs. She notes that the pain is beginning to interfere with h... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old man comes to the physician because of yellow eyes and malaise for the past several hours. His symptoms began after he had cried at his father’s funeral this morning. He says that his father’s death was unexpected. He had a similar episode a year ago when he returned from a 2-day hiking trip.... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old man is brought to the emergency department by paramedics with a seizure lasting over 30 minutes. The patient's neighbors found him outside his apartment with all four limbs flailing and not responding to his name. No significant past medical history. On physical examination, the patient cont... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old man presents to the emergency department with complaints of intractable, 10/10 abdominal pain without nausea or vomiting. His CT is unremarkable, and other aspects of his history and physical examination suggest that his complaints may not be organic in etiology. His medical record is notabl... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A healthy, full-term 1-day-old female infant is evaluated after birth. She is noted to have a cleft palate and a systolic ejection murmur at the left intercostal space. Low-set ears and micrognathia are also noted on examination. A chest radiograph is obtained which reveals a boot-shaped heart and absence... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A scientist is trying to design a drug to modulate cellular metabolism in the treatment of obesity. Specifically, he is interested in understanding how fats are processed in adipocytes in response to different energy states. His target is a protein within these cells that catalyzes catabolism of an energy... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A scientist is studying the anatomy and function of bone growth. He is able to create a cell line of osteocytes with a mutation that prevents the osteocytes from exchanging nutrients and waste products within neighboring lamellae. This mutation most likely affected which of the following cell structures? ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old woman presents to clinic with multiple complaints. She complains of swelling around her eyes (Image A) and generalized weakness. A complete blood count reveals eosinophilia. She recently returned from a trip to Asia where she reports having eaten street food, including pork. If this patient'... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old girl is brought to the physician for evaluation of a pruritic rash on her face and extremities for the last year that increases with sun exposure. Her parents report that she often seems clumsy and has had several falls in the last two weeks. Physical examination shows an erythematous, scaly ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 69-year-old man comes to the physician because of progressive difficulty swallowing and a 5-kg (11-lb) weight loss over the past 3 months. He first had trouble swallowing solid foods and then also developed difficulty swallowing liquids over the past week. Endoscopy shows a large mass 3 cm proximal to t... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-year-old boy is brought to the emergency department by his parents because of facial swelling that has now progressed to total body swelling. He also complains of nausea and abdominal pain. The child was in his usual state of health a week ago when they first notice swelling around his eyes. A few day... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 39-year-old man comes to the physician because of frequent urination for the past 2 months. He has been urinating 10–12 times during the day and 3–4 times during the night. He says he is drinking a lot of water to compensate for any dehydration. He has no history of serious illness and takes no medicati... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An epidemiologist is evaluating the efficacy of Noxbinle in preventing HCC deaths at the population level. He examines the survival data featured in the Noxbinle advertisement and wants to estimate how likely it is that Noxbinle will help an individual HCC patient. Based on the information provided in the... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old man is diagnosed with chronic renal failure. He is on hemodialysis. The physicians have advised him that he needs a renal transplant. The human leukocyte antigen (HLA) genotype is A7/A5, B2/B9, and C8/C3. For each locus, the maternal allele is listed 1st and the paternal allele is listed 2nd... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman presents with exertional dyspnea and fatigue for the past 3 weeks. She says there has been an acute worsening of her dyspnea in the past 5 days. On physical examination, the mucous membranes show pallor. Cardiac exam is significant for the presence of a mid-systolic murmur loudest in t... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old woman diagnosed with a meningioma localized to the tuberculum sellae undergoes endonasal endoscopic transsphenoidal surgery to resect her tumor. Although the surgery had no complications and the patient is recovering well with no neurological sequelae, she develops intense polydipsia and pol... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman comes to the emergency department because of a 4-hour history of headaches, nausea, and vomiting. During this time, she has also had recurrent dizziness and palpitations. The symptoms started while she was at a friend's birthday party, where she had one beer. One week ago, the patient ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 47-year-old woman comes to the physician because of progressive pain and stiffness in her hands and wrists for the past several months. Her hands are stiff in the morning; the stiffness improves as she starts her chores. Physical examination shows bilateral swelling and tenderness of the wrists, metacar... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> Which of the following is most likely to have prevented this patient's condition? ---- <<Choices:>> A) High-fiber diet B) Long-term use of aspirin C) Anticoagulation with warfarin D) Different antibiotic regimen for bronchitis ---- <<Answer:>> | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old man comes to the emergency department because of persistent palpitations for the past 2 hours. The day before, he was at a wedding, where he drank several glasses of wine and 9–10 vodka cocktails. He has never had similar symptoms before. He is a manager at a software company and has recentl... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 29-year-old man comes to the emergency department for a 2-day history of abdominal pain, vomiting, and watery diarrhea. Bowel movements occur every 3 hours and are non-bloody. He recently returned from a backpacking trip in Central America. He does not take any medications. Stool cult... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old woman presents with abdominal pain and yellow discoloration of the skin for the past 4 days. She says that her symptoms onset gradually and progressively worsened. Past medical history is unremarkable. She has been taking oral contraceptive pills for 4 years. Her vitals include: pulse 102/mi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> During a study on gastrointestinal hormones, a volunteer is administered the hormone secreted by S cells. Which of the following changes most likely represent the effect of this hormone on gastric and duodenal secretions? $$$ Gastric H+ %%% Duodenal HCO3- %%% Duodenal Cl- $$$ ---- <<Choices:>> A) ↓ ↓ ↓ B)... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old man is brought to the emergency department after 4 hours of severe abdominal pain with an increase in its intensity over the last hour. His personal history is relevant for peptic ulcer disease and H. pylori infection that is being treated with clarithromycin triple therapy. Upon admission h... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old medical student presents to the student health center with the complaint being unable to sleep. Although he is a very successful student, over the past few months he has become increasingly preoccupied with failing. The patient states that he wakes up 10-15 times per night to check his textb... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old male presents to his pediatrician after school for follow-up after an appendectomy one week ago. The patient denies any abdominal pain, fevers, chills, nausea, vomiting, diarrhea, or constipation. He eats solids and drinks liquids without difficulty. He is back to playing basketball for his ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old woman presents to her gynecologist for a routine check-up. She is sexually active with multiple partners and intermittently uses condoms for contraception. She denies vaginal discharge, burning, itching, or rashes in her inguinal region. Pelvic examination is normal. Results from a routine p... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is developing a drug that results in contraction of the pupillary dilator muscle when instilled topically. The drug works by increasing neurotransmitter release from the presynaptic nerve terminal. When administered intravenously, this drug is most likely to have which of the following add... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 7-month-old boy presents with fever, chills, cough, runny nose, and watery eyes. He has a blood pressure of 115/76 mm Hg, heart rate of 84/min, and respiratory rate of 14/min. Physical examination reveals clear lung sounds bilaterally. His mother reports that his brother has been havi... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 57-year-old man presents with an ongoing asymptomatic rash for 2 weeks. A similar rash is seen in both axillae. He has a medical history of diabetes mellitus for 5 years and dyspepsia for 6 months. His medications include metformin and aspirin. His vital signs are within normal limits. His BMI is 29 kg/... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> During a humanitarian mission to southeast Asia, a 42-year-old man is brought to the outpatient clinic for a long history (greater than 2 years) of progressive, painless, enlargement of his scrotum. The family history is negative for malignancies and inheritable diseases. The personal history is relevant ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old African-American woman visits the doctor’s office complaining of fatigue for a couple of months. She says that she feels exhausted by the end of the day. She works as a dental assistant and is on her feet most of the time. However, she eats well and also tries to walk for 30 minutes every mo... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman comes to the emergency department with a 2-day history of abdominal pain and diarrhea. She has had about 8 voluminous stools per day, some of which were bloody. She visited an international food festival three days ago. She takes no medications. Her temperature is 39.5°C (103.1°F), pul... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old man goes to his primary care provider for a checkup after some blood work showed lymphocytosis 3 months ago. He says he has been feeling a bit more tired lately but doesn’t complain of any other symptoms. Past medical history is significant for hypertension and hyperlipidemia. He takes lisin... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> If the genetic material were isolated and injected into the cytoplasm of a human cell, which of the following would produce viable, infectious virions? ---- <<Choices:>> A) Rhinovirus B) Rabies virus C) Influenza virus D) Lassa fever virus ---- <<Answer:>> | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 57-year-old man comes to the physician because of a 2-year history of fatigue, worsening shortness of breath, and a productive cough for 2 years. He has smoked 1 pack of cigarettes daily for the past 40 years. Examination shows pursed-lip breathing and an increased anteroposterior chest diameter. There ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3255-g (7-lb) female newborn is delivered at term. Pregnancy and delivery were uncomplicated. On the day of her birth, she is given a routine childhood vaccine that contains a noninfectious glycoprotein. This vaccine will most likely help prevent infection by which of the following pathogens? ---- <<Cho... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 47-year-old woman comes to the physician for a mass in her left breast she noticed 2 days ago during breast self-examination. She has hypothyroidism treated with levothyroxine. There is no family history of breast cancer. Examination shows large, moderately ptotic breasts. The mass in her left breast is... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 50-year-old male is brought to the dermatologist's office with complaints of a pigmented lesion. The lesion is uniformly dark with clean borders and no asymmetry and has been increasing in size over the past two weeks. He works in construction and spends large portions of his day outside. The dermatolog... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old man is brought to the emergency department 3 hours after the onset of progressively worsening upper abdominal pain and 4 episodes of vomiting. His father had a myocardial infarction at the age of 40 years. Physical examination shows tenderness and guarding in the epigastrium. Bowel sounds ar... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man presents to the emergency department with a chief complaint of chest pain for the last 3 hours. His ECG shows normal sinus rhythm with ST-segment elevation in leads II, III, and aVF and reciprocal segment depression in leads V1–V6. On physical examination, cardiac sounds are normal on au... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 31-year-old woman comes to the physician for evaluation of worsening pain, swelling, and erythema in her left leg for the past 4 hours. She returned from a trip to Taiwan to celebrate her sister's wedding 2 days ago. She has no history of serious illness. She is sexually active with one male partner and... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 9-year-old male presents to your office with an indurated rash on his face. You diagnose erythema infectiosum. Which of the following is characteristic of the virus causing this patient's disease? ---- <<Choices:>> A) Enveloped virus with single-stranded DNA B) Enveloped virus with single-stranded RNA C... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old boy is brought to the physician because of behavioral problems. His mother says that he has frequent angry outbursts and gets into fights with his classmates. He constantly complains of feeling hungry, even after eating a full meal. He has no siblings, and both of his parents are healthy. He ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old woman with type 1 diabetes mellitus comes to the physician because of a 3-month history of progressively worsening urinary incontinence. She has started to wear incontinence pads because of frequent involuntary dribbling of urine that occurs even when resting. She has the sensation of a full... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man with a past medical history of diabetes and hypertension presents to the emergency department with crushing substernal chest pain. He was given aspirin and nitroglycerin en route and states that his pain is currently a 2/10. The patient’s initial echocardiogram (ECG) is within normal lim... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old boy is brought in by his parents to the emergency department for lethargy and vomiting. The patient was fine until this afternoon, when his parents found him in the garage with an unlabeled open bottle containing an odorless liquid. On exam, the patient is not alert or oriented, but is respon... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old woman was found lying unconscious on the side of the street by her friend. He immediately called the ambulance who were close to this neighborhood. On initial examination, she appears barely able to breathe. Her pupils are pinpoint. The needles she likely used were found on site but the drug... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 58-year-old man comes to the emergency department with complaints of abdominal pain, swelling, and fever for the last few days. Pain is situated in the right upper quadrant (RUQ) and is dull and aching. He scores it as 6/10 with no exacerbating or relieving factors. He also complains of anorexia for the... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old female complains of feeling anxious and worrying about nearly every aspect of her daily life. She cannot identify a specific cause for these symptoms and admits that this tension is accompanied by tiredness and difficulty falling asleep. To treat this problem, the patient is prescribed sertr... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 81-year-old woman presents to your office accompanied by her husband. She has been doing well except for occasional word finding difficulty. Her husband is concerned that her memory is worsening over the past year. Recently, she got lost twice on her way home from her daughter’s house, was unable to re... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old man is brought to the emergency department for right upper quadrant abdominal pain that began 3 days ago. The pain is nonradiating and has no alleviating or exacerbating factors. He denies any nausea or vomiting. He immigrated from Mexico 6 months ago and currently works at a pet shop. He ha... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy with a rash is brought in by his mother. The patient’s mother says that his symptoms started acutely a few hours ago after they had eaten shellfish at a restaurant which has progressively worsened. She says that the rash started with a few bumps on his neck and chest but quickly spread to... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old woman comes to the physician for a 6-month history of recurrent episodes of chest pain, racing pulse, dizziness, and difficulty breathing. The episodes last up to several minutes. She also reports urinary urgency and two episodes of loss of consciousness followed by spontaneous recovery. The... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old man is brought to the emergency department 35 minutes after being involved in a high-speed motor vehicle collision. On arrival, he is alert, has mild chest pain, and minimal shortness of breath. He has one episode of vomiting in the hospital. His temperature is 37.3°C (99.1°F), pulse is 108/... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old male with a history of bipolar disorder presents to clinic with a rash (Image A) that he noticed one week after starting a medication to stabilize his mood. The medication blocks voltage-gated sodium channels and can be used to treat partial simple, partial complex, and generalized tonic-clo... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 63-year-old woman comes to the physician for a routine health maintenance examination. She reports feeling tired sometimes and having itchy skin. Over the past 2 years, the amount of urine she passes has been slowly decreasing. She has hypertension and type 2 diabetes mellitus complicated with diabetic ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 36-year-old nulligravid woman comes to the physician because of a 1-year history of pelvic discomfort and heavy menstrual bleeding. The pain is dull and pressure-like and occurs intermittently; the patient is asymptomatic between episodes. Menses occur at regular 30-day intervals and last 8 days with he... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 63-year-old man presents to the emergency department complaining of sudden-onset severe dyspnea and right-sided chest pain. The patient has a history of chronic obstructive pulmonary disease, hypertension, peptic ulcer disease, and hyperthyroidism. He has smoked a pack of cigarettes daily for 20 years, ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying genetic mutations of coagulation factors from patient samples. Genetic sequencing of one patient's coagulation factors shows a DNA point mutation that substitutes guanine for adenine. The corresponding mRNA codon forms a glutamine in place of arginine on position 506 at the pol... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old woman presents to the primary care office for a recent history of falls. She has fallen 5 times over the last year. These falls are not associated with any preceding symptoms; she specifically denies dizziness, lightheadedness, or visual changes. However, she has started noticing that both o... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old African-American boy is brought into the emergency department by his mother due to intense abdominal pain and pain in his thighs. The mother states that she also suffers from the same disease and that the boy has been previously admitted for episodes such as this. On exam, the boy is in 10/1... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old woman comes to the emergency department because of a diffuse, itchy rash and swollen face for 6 hours. That morning, she was diagnosed with an abscess of the lower leg. She underwent treatment with incision and drainage as well as oral antibiotics. She has no history of serious illness. She ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An 86-year-old male is admitted to the hospital under your care for management of pneumonia. His hospital course has been relatively uneventful, and he is progressing well. While making morning rounds on your patients, the patient's cousin approaches you in the hallway and asks about the patient's prognos... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A first time mother of a healthy, full term, newborn girl is anxious about sudden infant death syndrome. Which of the following pieces of advice can reduce the risk of SIDS? ---- <<Choices:>> A) Sleep supine in a crib without bumpers, use a pacifier after 1 month of age, and avoidance smoking B) Sleep sup... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 70-year-old man presents to his primary care physician for a general checkup. He states that he has been doing well and taking his medications as prescribed. He recently started a new diet and supplement to improve his health and has started exercising. The patient has a past medical history of diabetes... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 51-year-old woman presents to the emergency department with a 2-day history of bilateral lower extremity swelling. She says that her legs do not hurt, but she noticed she was gaining weight and her legs were becoming larger. Her past medical history is significant for morbid obesity, hypertension, and h... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old boy is brought to the emergency room by his parents after slipping on a rug at home and experiencing exquisite pain and swelling of his arms. Radiographs reveal a new supracondylar fracture of the humerus, as well as indications of multiple, old fractures that have healed. His parents note th... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old male presents to urgent care complaining of pain with urination. He reports that the pain started 3 days ago. He has never experienced these symptoms before. He denies gross hematuria or pelvic pain. He is sexually active with his girlfriend, and they consistently use condoms. When asked abo... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old woman, gravida 2, para 1, at 9 weeks' gestation comes to the physician with her 16-month-old son for her first prenatal visit. Her son has had low-grade fever, headache, and arthralgia for 5 days. He has also had a generalized rash that started on the cheeks 2 days ago and has since spread t... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old is presented to the emergency department after being involved in an accident on the way to school. According to the paramedics, the patient was hit by a motor vehicle and his right leg was crushed. The parents were immediately contacted, and the physician explains that a limb-saving operation... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying the relationship between suicide and unemployment using data from a national health registry that encompasses 10,000 people who died by suicide, as well as 100,000 matched controls. The investigator finds that unemployment was associated with an increased risk of death by suici... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-month-old girl is brought to the hospital by her mother, who complains of a lesion on the infant’s labia for the past 5 days. The lesion is 2 x 2 cm in size and red in color with serosanguinous fluid oozing out of the right labia. The parents note that the girl has had a history of recurrent bacterial... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old man visits the office with complaints of severe pain with urination for 5 days. In addition, he reports having burning discomfort and itchiness at the tip of his penis. He is also concerned regarding a yellow-colored urethral discharge that started a week ago. Before his symptoms began, he s... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 31-year-old female receives a kidney transplant for autosomal dominant polycystic kidney disease (ADPKD). Three weeks later, the patient experiences acute, T-cell mediated rejection of the allograft and is given sirolimus. Which of the following are side effects of this medication? ---- <<Choices:>> A) ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 39-year-old woman, gravida 5, para 4, at 41 weeks' gestation is brought to the hospital because of regular uterine contractions that started 2 hours ago. Pregnancy has been complicated by iron deficiency anemia treated with iron supplements. Pelvic examination shows the cervix is 90% effaced and 7-cm di... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old girl is brought to the physician for pain and increasing swelling over her scalp for 1 month. She has not had any trauma to the area. There is no family or personal history of serious illness. Vital signs are within normal limits. Examination shows a 3-cm solitary, tender mass over the right ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old man with a history of biliary colic presents with one-day of intractable nausea, vomiting, and abdominal pain radiating to the back. Temperature is 99.7 deg F (37.6 deg C), blood pressure is 102/78 mmHg, pulse is 112/min, and respirations are 22/min. On abdominal exam, he has involuntary gua... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old girl is brought to the emergency department by her parents with a sudden onset of breathlessness. She has been having similar episodes over the past few months with a progressive increase in frequency over the past week. They have noticed that the difficulty in breathing is more prominent dur... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> During an experiment, the immunophenotypes of different cells in a sample are determined. The cells are labeled with fluorescent antibodies specific to surface proteins, and a laser is then focused on the samples. The intensity of fluorescence created by the laser beam is then plotted on a scatter plot. T... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 59-year-old truck driver presents to the emergency department after returning from his usual week-long trucking trip with excruciating pain around his anus. The patient admits to drinking beer when not working and notes that his meals usually consist of fast food. He has no allergies, takes no medicatio... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old man comes to the emergency department complaining of chest pain. He states that he was at the grocery store when he developed severe, burning chest pain along with palpitations and nausea. He screamed for someone to call an ambulance. He says this has happened before, including at least 4 ep... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old woman presents to the emergency department with a broken arm after she tripped and fell at work. She says that she has no history of broken bones but that she has been having bone pain in her back and hips for several months. In addition, she says that she has been waking up several times in... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old pilot is transported to the emergency department after she was involved in a cargo plane crash during a military training exercise in South Korea. She is conscious but confused. She has no history of serious illness and takes no medications. Physical examination shows numerous lacerations an... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 61-year-old man comes to the physician for shortness of breath and chest discomfort that is becoming progressively worse. He has had increasing problems exerting himself for the past 5 years. He is now unable to walk more than 50 m on level terrain without stopping and mostly rests at home. He has smoke... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 36-year-old man is brought to the physician by a friend because of fatigue and a depressed mood for the past few weeks. During this time, he has not been going to work and did not show up to meet his friends for two bowling nights. The friend is concerned that he may lose his job. He ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old homeless man comes to the emergency department with right ear pain and difficulty hearing for 2 weeks. Over the last 5 days, he has also noticed discharge from his right ear. He does not recall the last time he saw a physician. His temperature is 39.0°C (102.2°F), blood pressure is 153/92 mm... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 1-year-old girl is brought to the pediatrician because of a 6-month history of diarrhea. She has not received recommended well-child examinations. Her stools are foul-smelling and nonbloody. There is no family history of serious illness. She is at the 15th percentile for height and 5th percentile for we... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 33-year-old man presents to the emergency department with back pain. He is currently intoxicated but states that he is having severe back pain and is requesting morphine and lorazepam. The patient has a past medical history of alcohol abuse, drug seeking behavior, and IV drug abuse and does not routinel... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old man is brought to the emergency department because of headache, blurring of vision, and numbness of the right leg for the past 2 hours. He has hypertension and type 2 diabetes mellitus. Current medications include enalapril and metformin. He is oriented only to person. His temperature is 37.... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 12-year-old girl presents to her primary care physician for a well-child visit. She has a history of asthma and uses her inhaler 1-2 times per week when she exercises. She does not smoke and is not currently sexually active; however, she does have a boyfriend. She lives with her mother in an apartment a... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3500-g (7.7-lbs) girl is delivered at 39 weeks' gestation to a 27-year-old woman, gravida 2, para 1. Apgar scores are 8 and 9 at 1 and 5 minutes, respectively. The mother had regular prenatal visits throughout the pregnancy. She did not smoke or drink alcohol. She took multivitamins as prescribed by her... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old male with a history of hypertension presents with hematuria and abdominal discomfort. Ultrasound and CT scan reveal large, bilateral cysts in all regions of the kidney. The patient’s disease is most commonly associated with: ---- <<Choices:>> A) Aortic stenosis B) Berger’s disease C) Diabete... | D |
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