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Answer the following multiple-choice question.
A 50-year-old woman presents with esophageal varices, alcoholic cirrhosis, hepatic encephalopathy, portal hypertension, and recent onset confusion. The patient’s husband does not recall her past medical history but knows her current medications and states that she is quit... | C: Abdominal paracentesis |
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A 23-year-old woman is brought to the emergency department 8 hours after the sudden onset of shortness of breath and pleuritic chest pain. She has cystic fibrosis and, during the past year, has had 4 respiratory exacerbations that have required hospitalization. Current me... | C: Apical subpleural cyst |
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A 61-year-old diabetic woman is brought to the emergency department with the complaint of multiple bouts of abdominal pain in the last 24 hours. She says that the pain is dull aching in nature, radiates to the back, and worsens with meals. She also complains of nausea and... | C: Pancreatitis |
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An 82-year-old woman is admitted to the hospital because of wet gangrene on her right leg. Two days after admission, she becomes increasingly confused and tachypneic. She is intubated and ventilatory support is initiated. Her temperature is 39.6°C (102.5°F), pulse is 127/... | D: Fluid in the alveolar space |
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A 57-year-old florist presents to his family physician with nodular lesions on his right hand and forearm. He explains that he got pricked by a rose thorn on his right "pointer finger" where the first lesions appeared, and the other lesions then began to appear in an asce... | A: Inhibits ergosterol synthesis |
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A 58-year-old woman presents to the physician’s office with vaginal bleeding. The bleeding started as a spotting and has increased and has become persistent over the last month. The patient is G3P1 with a history of polycystic ovary syndrome and type 2 diabetes mellitus. ... | B: Endometrial biopsy |
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A student is reviewing the various effects that can be plotted on a dose-response curve. He has observed that certain drugs can work as an agonist and an antagonist at a particular site. He has plotted a particular graph (as shown below) and is checking for other response... | B: Non-competitive antagonist |
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You are seeing a patient in clinic who recently started treatment for active tuberculosis. The patient is currently being treated with rifampin, isoniazid, pyrazinamide, and ethambutol. The patient is not used to taking medicines and is very concerned about side effects. ... | C: Vision loss |
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A 32-year-old man visits his primary care physician for a routine health maintenance examination. During the examination, he expresses concerns about not wanting to become a father. He has been sexually active and monogamous with his wife for the past 5 years, and they in... | B: Explain the procedure's benefits, alternatives, and potential complications |
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A 48-year-old man is brought to the emergency department by his wife 20 minutes after she witnessed him vigorously shaking for about 1 minute. During this episode, he urinated on himself. He feels drowsy and has nausea. He has a history of chronic alcoholism; he has been ... | C: Osmotic myelinolysis |
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A 48-year-old man presents early in the morning to the emergency department with a burning sensation in his chest. He describes a crushing feeling below the sternum and reports some neck pain on the left side. Furthermore, he complains of difficulty breathing. Late last n... | D: Fourth heart sound |
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A 76-year-old man is brought to the emergency room because of one episode of hemoptysis. His pulse is 110/min. Physical examination shows pallor; there is blood in the oral cavity. Examination of the nasal cavity with a nasal speculum shows active bleeding from the poster... | D: Maxillary artery |
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A researcher is studying how arachidonic acid metabolites mediate the inflammatory response in rats. She has developed multiple enzyme inhibitors that specifically target individual proteins in the arachidonic acid pathway. She injects these inhibitors in rats who have be... | D: Interleukin 8 |
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A 23-year-old man comes to the physician because of recurrent episodes of chest pain, shortness of breath, palpitations, and a sensation of choking. The symptoms usually resolve with deep breathing exercises after about 5 minutes. He now avoids going to his graduate schoo... | A: Diphenhydramine |
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A 17-year-old girl with a BMI of 14.5 kg/m2 is admitted to the hospital for the treatment of anorexia nervosa. The patient is administered intravenous fluids and is supplied with 1,600 calories daily with an increase of 200 calories each day. On day 5 of treatment, the pa... | C: Hypophosphatemia |
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A 25-year-old woman is brought to the emergency department after being involved in a rear-end collision, in which she was the restrained driver of the back car. On arrival, she is alert and active. She reports pain in both knees and severe pain over the right groin. Tempe... | D: Posterior hip dislocation |
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An investigator is studying human genetics and cell division. A molecule is used to inhibit the exchange of genetic material between homologous chromosomes. Which of the following phases of the cell cycle does the molecule target?
A) Telophase I
B) Metaphase II
C) Prophas... | C: Prophase I |
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An investigator is studying neuronal regeneration. For microscopic visualization of the neuron, an aniline stain is applied. After staining, only the soma and dendrites of the neurons are visualized, not the axon. Presence of which of the following cellular elements best ... | D: Rough endoplasmic reticulum |
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A 67-year-old woman presents to a surgeon with a painless, slowly growing ulcer in the periauricular region for the last 2 months. On physical examination, there is an irregular-shaped ulcer, 2 cm x 1 cm in its dimensions, with irregular margins and crusting over the surf... | A: Intrastrand cross-linking of thymidine residues in DNA |
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A 67-year-old man presents to the physician with profuse watery diarrhea along with fever and crampy abdominal pain. He has been taking an antibiotic course of cefixime for about a week to treat a respiratory tract infection. At the doctor’s office, his pulse is 112/min, ... | A: Identification of C. difficile toxin in stool |
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A 45-year-old man presents to the emergency department with fever and easy bruising for 3 days. He has had fatigue for 2 weeks. He has no past medical history, and takes no medications. Excessive bleeding from intravenous lines was reported by the nurse. He does not smoke... | A: All-trans retinoic acid (ATRA) |
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A 2-month-old is brought to the physician for a well-child examination. She was born at 39 weeks gestation via spontaneous vaginal delivery and is exclusively breastfed. She weighed 3,400 g (7 lb 8 oz) at birth. At the physician's office, she appears well. Her pulse is 13... | C: Smiles in response to face |
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A 40-year-old female comes in with several months of unintentional weight loss, epigastric pain, and a sensation of abdominal pressure. She has diabetes well-controlled on metformin but no other prior medical history. She has not previously had any surgeries. On physical ... | A: Cells with central mucin pool |
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A 6-year-old boy is brought to the emergency room by ambulance, accompanied by his kindergarten teacher. Emergency department staff attempt to call his parents, but they cannot be reached. The boy’s medical history is unknown. According to his teacher, the boy was eating ... | B: Immediately administer epinephrine and sedate and intubate the patient |
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A 12-month-old boy is brought to the physician for a well-child examination. He was born at 38 weeks' gestation and was 48 cm (19 in) in length and weighed 3061 g (6 lb 12 oz); he is currently 60 cm (24 in) in length and weighs 7,910 g (17 lb 7 oz). He can walk with one h... | B: Growth |
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A 27-year-old woman presents to the emergency department with right lower quadrant abdominal pain and vaginal spotting. She denies diarrhea, constipation, or blood in the stool. The medical history is unremarkable. She does not use tobacco or drink alcohol. She is sexuall... | B: Positive urinary beta-HCG and no intrauterine mass |
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A 58-year-old man with a past medical history of diabetes, hypertension, and hyperlipidemia was brought into the emergency department by his wife after she observed him go without sleep for several days and recently open and max out several credit cards. She also reports ... | A: Valproic acid |
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A 42-year-old woman comes to the physician for the evaluation of a 1-month history of dull lower abdominal pain, decreased appetite, and a 5-kg (11-lb) weight loss. Physical examination shows no abnormalities. Pelvic ultrasonography shows bilateral ovarian enlargement and... | D: Gastric wall thickening |
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A 71-year-old man presents to the clinic with complaints of right wrist pain for 2 days. On examination, redness and swelling were noted on the dorsal aspect of his right wrist. He had pain with extreme range of motion of the wrist. His history includes 2 hip replacement... | A: IL-1 |
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A group of investigators have conducted a randomized clinical trial to evaluate the efficacy of adding a novel adenosine A1 receptor agonist to the standard anti-epileptic treatment in reducing the frequency of focal seizures. It was found that patients taking the combina... | B: Chi-square test |
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A 39-year-old male presents to your office with nodular skin lesions that progress from his right hand to right shoulder. The patient reports that the initial lesion, currently necrotic and ulcerative, developed from an injury he received while weeding his shrubs a couple... | D: Ascending lymphangitis |
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A 17-year-old Latin American woman with no significant past medical history or family history presents to her pediatrician with concerns about several long-standing skin lesions. She notes that she has had a light-colored rash on her chest and abdomen that has been presen... | A: Malassezia yeast |
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A 45-year-old male presents to the emergency room complaining of severe diarrhea. He recently returned from a business trip to Bangladesh. Since returning, he has experienced several loose bloody stools per day that are accompanied by abdominal cramping and occasional nau... | D: Inhibition of 60S ribosomal subunit |
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An 80-year-old woman seeks evaluation at an outpatient clinic for a firm nodular lump on the left side of her labia. The medical history is notable for hypertension, coronary artery disease status post CABG, and lichen sclerosus of the vagina that was treated with an over... | D: Vulvar punch biopsy |
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A 75-year-old male is hospitalized for bloody diarrhea and abdominal pain after meals. Endoscopic work-up and CT scan lead the attending physician to diagnose ischemic colitis at the splenic flexure. Which of the following would most likely predispose this patient to isch... | C: Obstruction of the abdominal aorta following surgery |
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Two days following the home birth of her son, a mother brings the infant to the pediatric emergency room because of bilious vomiting. He is unable to pass meconium and his abdomen is distended. Endoscopic biopsy of the proximal colon demonstrates an absence of Meissner’s ... | A: Hirschsprung’s disease |
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A 49-year-old man comes to the physician because of a 6-month history of increasing fatigue and reduced libido. He also complains of joint pain in both of his hands. His vital signs are within normal limits. Physical examination shows tanned skin and small testes. The sec... | B: Restrictive cardiomyopathy |
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A general surgery intern is paged to the bedside of a 59-year-old male who underwent a successful sigmoidectomy for treatment of recurrent diverticulitis. The patient's nurse just recorded a temperature of 38.7 C, and relates that the patient is complaining of chills. The... | A: Monitor patient and administer acetaminophen |
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A 22-year-old man presents to the emergency department with anxiety. The patient states that he is very anxious and has not been able to take his home anxiety medications. He is requesting to have his home medications administered. The patient has a past medical history o... | A: Diazepam |
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An 18-year-old female returning from a trip to a developing country presents with diarrhea and pain in the abdominal region. Microscopic evaluation of the stool reveals the presence of RBC's and WBC's. The patient reports poor sewage sanitation in the region she visited. ... | A: Inhibit the 60S ribosome |
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A 51-year-old man with a recent diagnosis of peptic ulcer disease currently treated with an oral proton pump inhibitor twice daily presents to the urgent care center complaining of acute abdominal pain which began suddenly less than 2 hours ago. On physical exam, you find... | B: Urgent CT abdomen and pelvis |
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A 31-year-old male presents to the emergency room following an altercation with patrons at a local grocery store. He is acting aggressively toward hospital staff and appears to be speaking to non-existent individuals. On examination he is tachycardic and diaphoretic. Hori... | D: NMDA receptor antagonist |
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A 29-year-old female presents to her primary care provider complaining of pain and stiffness in her hands and knees. She reports that the stiffness is worse in the morning and appears to get better throughout the day. She is otherwise healthy and denies any recent illness... | D: Synovial hypertrophy and pannus formation |
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A 28-year-old man presents for severe abdominal pain and is diagnosed with appendicitis. He is taken for emergent appendectomy. During the procedure, the patient has massive and persistent bleeding requiring a blood transfusion. The preoperative laboratory studies showed ... | A: Hemophilia A |
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An 11-year-old girl is brought to the emergency department because of high-grade fever, headache, and nausea for 3 days. She avoids looking at any light source because this aggravates her headache. She has acute lymphoblastic leukemia and her last chemotherapy cycle was 2... | C: Antibiotic therapy |
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A 49-year-old man presents to a new primary care provider complaining of fatigue and occasional fever over the last month. These symptoms are starting to affect his job and he would like treatment. The physician runs a standard metabolic panel that shows elevated AST and ... | A: Hemolytic anemia |
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A 45-year-old immigrant presents with unintentional weight loss, sleep hyperhidrosis, and a persistent cough. He says these symptoms have been present for quite some time. Upon imaging, many granulomas in the upper lobes are present. It is noted that these apical granulom... | D: CD14 |
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A 27-year-old woman comes to the emergency room because of fever and severe left knee pain for the past week. She has not sustained any trauma or injury to the area, nor has she traveled or taken part in outdoor activities in the recent past. She is sexually active with o... | B: Intramuscular ceftriaxone and oral azithromycin |
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A 30-year-old man presents with restlessness and an inability to sit or lie down for the past 2 days. Past medical history is significant for schizophrenia, diagnosed 3 weeks ago and managed medically. Vital signs are a blood pressure of 140/90 mm Hg and a pulse of 96/min... | D: Akathisia |
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In a previous experiment infecting hepatocytes, it was shown that viable HDV virions were only produced in the presence of a co-infection with HBV. To better understand which HBV particle was necessary for the production of viable HDV virions, the scientist encoded in sep... | A: HBsAg |
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A 61-year-old woman presents to her primary care physician for a routine check-up. Physical examination demonstrates asymmetric peripheral neuropathy in her feet. The patient has no previous relevant history and denies any symptoms of diabetes. Routine blood work shows no... | B: Multiple myeloma |
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A 71-year-old man presents to his primary care physician because he is increasingly troubled by a tremor in his hands. He says that the tremor is worse when he is resting and gets better when he reaches for objects. His wife reports that he has been slowing in his movemen... | A: Alpha-synuclein |
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A 52-year-old man is brought to the emergency department while on vacation with a history of sudden onset vertigo and difficulty walking. He was in normal health since starting his vacation a week ago, but today he is suffering from a loss of balance, mild headache, and h... | B: Inability to perform repetitive alternating movements |
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A 65-year-old man presents with painless swelling of the neck over the past week. He also has noted severe night sweats, which require a change of clothes and bed linens the next day. His medical history is significant for long-standing hypertension. He received a kidney ... | D: Non-Hodgkin’s lymphoma (NHL) |
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A 56-year-old man is brought to the emergency department by his neighbor 2 hours after ingesting an unknown substance in a suicide attempt. He is confused and unable to provide further history. His temperature is 39.1°C (102.3°F), pulse is 124/min, respiratory rate is 12/... | B: Physostigmine |
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An 81-year-old man presents to his primary care physician for his yearly exam. His past medical history is significant for osteopenia, nephrolithiasis, and hypertension. His family history is significant for relatives who had early onset kidney failure. He takes occasiona... | C: Normal aging |
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A 72-year-old man presents to his primary care provider complaining of fatigue, mild headache, and discomfort with chewing for roughly 1 week. Before this, he felt well overall, but now is he is quite bothered by these symptoms. His medical history is notable for hyperten... | B: Blindness |
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A 14-month-old boy is brought to the clinic for evaluation of a rash. The rash started on the face and spread to the trunk. He also had a fever and cough for the past 2 days. His mother says that they recently immigrated from Asia and cannot provide vaccination records. T... | D: ssRNA enveloped viruses |
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A 31-year-old G1P0 woman at 26 weeks gestation presents to the clinic for evaluation of an abnormal glucose tolerance test. She denies any symptoms, but states that she was given 50 g of oral glucose 1 week earlier and demonstrated a subsequent venous plasma glucose level... | B: Administer an oral, 3-hour 100 g glucose dose |
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A newborn of a mother with poor antenatal care is found to have a larger than normal head circumference with bulging fontanelles. Physical examination reveals a predominant downward gaze with marked eyelid retraction and convergence-retraction nystagmus. Ultrasound examin... | C: Compression of periaqueductal grey matter |
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A 22-year-old man comes to the physician because of a progressive swelling and pain in his right ring finger for the past 2 days. The pain began while playing football, when his finger got caught in the jersey of another player who forcefully pulled away. Examination show... | A: Rupture of the flexor digitorum profundus tendon at its point of insertion |
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A 50-year-old man comes to the physician for a routine checkup. He has had a progressively increasing swelling on the nape of his neck for 2 months. He does not have a fever or any discharge from the swelling. He underwent a colectomy for colon cancer at the age of 43 yea... | B: Epidermoid cyst |
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A 67-year-old man comes to the physician because of a 3-day history of fever, chills, headache, and fatigue. He appears ill. His temperature is 39°C (102.2°F). Analysis of nasal secretions shows infection with an enveloped, single-stranded segmented RNA virus. In response... | B: The molecule consists of a heavy chain associated with β2 microglobulin |
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A 58-year-old female, being treated on the medical floor for community-acquired pneumonia with levofloxacin, develops watery diarrhea. She reports at least 9 episodes of diarrhea within the last two days, with lower abdominal discomfort and cramping. Her temperature is 98... | B: C. difficile colitis |
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A 7-year-old girl presents to her primary care physician for a routine check-up. The physician allows the medical student to perform a physical examination. The medical student notes hearing impairment as well as the findings show in Figures A and B. Radiographs show indi... | C: Deficiency of type 1 collagen |
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A 47-year-old man comes to the physician because of abdominal pain and foul-smelling, watery diarrhea for several days. He has not had nausea, vomiting, or blood in the stool. He has a history of alcohol use disorder and recently completed a 7-day course of clindamycin fo... | D: Clostridioides difficile cytotoxin |
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A 6-year-old boy presents to the clinic because of monosymptomatic enuresis for the past month. Urinalysis, detailed patient history, and fluid intake, stool, and voiding diary from a previous visit all show no abnormalities. The parent and child are referred for educatio... | C: Enuresis alarm |
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A 32-year-old homeless woman is brought to the emergency department by ambulance 30 minutes after the police found her on the sidewalk. On arrival, she is unresponsive. Her pulse is 76/min, respirations are 6/min, and blood pressure is 110/78 mm Hg. Examination shows cool... | B: μ-receptor |
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An infectious disease investigator is evaluating the diagnostic accuracy of a new interferon-gamma-based assay for diagnosing tuberculosis in patients who have previously received a Bacillus Calmette-Guérin (BCG) vaccine. Consenting participants with a history of BCG vacc... | B: 90/100 |
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Several patients at a local US hospital present with chronic secretory diarrhea. Although there are multiple potential causes of diarrhea present in these patients, which of the following is most likely the common cause of their chronic secretory diarrhea?
A) Lymphocytic ... | B: Medications |
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A 27-year-old woman with sickle cell disease and at 39-weeks' gestation is brought to the emergency department in active labor. She has had multiple episodes of acute chest syndrome and has required several transfusions in the past. She has a prolonged vaginal delivery co... | B: Positive direct Coombs test |
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A 17-year-old man is brought by his mother to his pediatrician in order to complete medical clearance forms prior to attending college. During the visit, his mother asks about what health risks he should be aware of in college. Specifically, she recently saw on the news t... | D: More of them die from homicide than cancer |
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A 7-month old boy, born to immigrant parents from Greece, presents to the hospital with pallor and abdominal distention. His parents note that they recently moved into an old apartment building and have been concerned about their son's exposure to chipped paint from the w... | B: Microcytosis and hypochromasia of erythrocytes |
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A 51-year-old woman comes to the physician because of progressively worsening lower back pain. The pain radiates down the right leg to the lateral side of the foot. She has had no trauma, urinary incontinence, or fever. An MRI of the lumbar spine shows disc degeneration a... | C: Weak achilles tendon reflex |
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A 52-year-old woman comes to the physician because of a 4-month history of progressive pain and stiffness of the fingers of her right hand that is worse at the end of the day. She works as a hair dresser and has to take frequent breaks to rest her hand. She has hypertensi... | C: Degenerative disease of the joints |
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A 51-year-old man presents to his dermatologist because of severe stomatitis and superficial skin erosions over his trunk. His condition started 2 months ago and was unresponsive to oral antibiotics and antiherpetic medications. He has no history of a similar rash. His me... | C: Anti-desmoglein-3 antibodies |
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A 50-year-old male presents to his primary care physician for a routine check-up. He reports that he is doing well overall without any bothersome symptoms. His past medical history is significant only for hypertension, which has been well controlled with losartan. Vital s... | C: Secondary prevention |
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A 57-year-old man presents to the emergency department because of pain in the center of his chest that is radiating down his left arm and up the left side of his neck. The pain started suddenly 30 minutes ago while the patient was at work. The patient describes the pain a... | A: Occlusion of the left anterior descending artery with rupture of a papillary muscle |
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A 29-year-old African American female presents to your office with extreme fatigue and bilateral joint pain. Serologies demonstrate the presence of rheumatoid factor along with anti-Smith and anti-dsDNA antibodies. A VDRL syphilis test is positive. You order a coagulation... | D: History of multiple spontaneous abortions |
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A 31-year-old man comes to the physician because of a 5-day history of fever, chills, and dyspnea. His temperature is 38.9°C (102°F) and pulse is 90/min. Cardiac examination shows a murmur. In addition to other measures, cardiac catheterization is performed. A graph showi... | C: Aortic regurgitation |
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A 54-year-old woman comes to the physician because of a painful skin lesion on her right leg for 1 month. It initially started out as a small red spot but has rapidly increased in size during this period. She remembers an ant bite on her leg prior to the lesion occurring.... | B: Pyoderma gangrenosum |
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A primary care physician is recently receiving more negative online reviews from his patients. He is increasingly feeling tired and has written 2 wrong prescriptions over the past month alone. Currently, on his panel, he has a list of 1,051 patients, half of whom are geri... | B: Excessive bureaucratic tasks |
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A 42-year-old Caucasian woman is enrolled in a randomized controlled trial to study cardiac function in the setting of several different drugs. She is started on verapamil and instructed to exercise at 50% of her VO2 max while several cardiac parameters are being measured... | C: Purkinje fibers > atria > ventricles > AV node |
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A 7-year-old boy comes to the physician because of a generalized rash for 3 days. Over the past 5 days, he has also had a high fever and a sore throat. His 16-year-old sister was treated for infectious mononucleosis 2 weeks ago. He returned from a summer camp a week ago. ... | C: Azithromycin therapy |
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A 30-year-old woman comes to the physician because of a swelling on her neck for 5 months. It has gradually enlarged in size and is mildly painful. She has also had intermittent episodes of throbbing headache, sweating, and palpitations over the past 3 months. Menses occu... | D: Increased plasma metanephrines |
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A 31-year-old G3P1 woman who is at 37 weeks of gestation is brought into the emergency department by her husband after repeated twitching. According to the husband, they were watching TV when she suddenly became unresponsive and her hands and legs started shaking. The epi... | D: Intravenous magnesium sulfate |
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A 65-year-old man was picked up by the security personnel for voiding urine and defecating at an inappropriate place in the community. On questioning, he was making offensive remarks and behaving inappropriately. On physical examination, the physician observed an ataxic g... | C: Pick bodies |
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A 52-year-old man undergoes an exercise stress test for a 1-week history of squeezing substernal chest pain that is aggravated by exercise and relieved by rest. During the test, there is a substantial increase in the breakdown of glycogen in the muscle cells. Which of the... | B: Activation of phosphorylase kinase |
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A 35-year-old man presents to the general practitioner with a skin rash that has been present for 2 days. The rash appeared suddenly and has progressively gotten worse. It started off as an erythematous lesion on the back of his hands and also over his nose. The lesions o... | A: Uroporphyrinogen III |
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A 32-year-old woman, gravida 2, para 1, at 38 weeks' gestation comes to the emergency department because of vaginal bleeding for the past hour. The patient reports that she felt contractions prior to the onset of the bleeding, but the contractions stopped after the bleedi... | C: Uterine rupture |
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A 5-year-old boy is brought to the emergency department by his parents for difficulty breathing. He was playing outside in the snow and had progressive onset of wheezing and gasping. His history is notable for eczema and nut allergies. The patient has respirations of 22/m... | B: Cyclic AMP |
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A 78-year-old male with history of coronary artery disease, status post coronary stent placement currently on aspirin and clopidogrel was found down in his bathroom by his wife. His GCS score was 3 and an accurate physical exam is limited. A stat non-contrast CT scan of h... | C: Low, Low, High, High |
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A 53-year-old woman comes to the physician for a follow-up examination. One month ago, she was diagnosed with carcinoma of the left breast. She underwent a lumpectomy for a 2.1-cm mass and sentinel lymph node biopsy 2 weeks ago. The biopsy of the breast mass showed margin... | A: Echocardiography |
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Three weeks after birth, an infant girl develops episodes of apnea. She has become increasingly lethargic over the past two days, and experienced two episodes of apnea lasting 10 seconds each within the last day. She was born at 31 weeks of gestation and weighed 1600-g (3... | D: Impaired erythropoietin production |
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A 45-year-old woman presents to the physician with a 6-month history of progressive shortness of breath. She now has to stop to rest three or four times whenever she climbs the stairs to her apartment on the third floor. She reports chronic, nonproductive cough and wheezi... | B: Decreased diffusing capacity of the lungs for carbon monoxide (DLCO) |
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A 27-year-old man is brought to a psychiatrist by his mother who is concerned that he has become increasingly distant. When asked, he says that he is no longer going out because he is afraid of going outside by himself. He says that ever since he was a teenager, he was un... | B: Dependent |
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A 26-year-old woman presents with sudden-onset pain in her lower back. She says she was exercising in the gym several hours ago when she felt a sharp pain. The pain is radiating down the side of her leg and into her foot. On physical exam, her vital signs are as follows: ... | A: Disc herniation |
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A 34-year-old man with AIDS comes to the physician because of a 2-day history of decreasing vision and seeing black spots in his right eye. He has no pain and the left eye is asymptomatic. He was treated for fungal esophagitis 6 months ago with fluconazole. He was diagnos... | A: Cytomegalovirus retinitis |
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A 45-year old man comes to the physician because of a painless neck lump and a 2-month history of difficulty swallowing. He has a history of recurrent nephrolithiasis and episodic hypertension. Physical examination shows a 3 × 3-cm, nontender nodule at the level of the th... | D: Medullary carcinoma |
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A 17-year-old boy is brought to the physician because of increasing pain and swelling of his right knee for 12 days. He has had episodes of pain with urination for 3 weeks. He had a painful, swollen left ankle joint that resolved without treatment one week ago. His mother... | C: Reactive arthritis |
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