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Answer the following medical question with the correct letter choice: | <<Question:>> A genetic population study is being conducted to find the penetrance of a certain disease. This disease is associated with impaired iron metabolism and primarily affects the liver. Patients often present with diabetes and bronze skin pigmentation. After a genetic screening of 120 inhabitants with a family... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 9-year-old, Caucasian girl presents to your office with severe abdominal pain. Her mother also mentions that she has been urinating significantly less lately. History from the mother reveals that the girl suffers from acne vulgaris, mild scoliosis, and had a bout of diarrhea 3 days ag... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old male presents to his primary care physician with right upper quadrant pain that has progressed over the last three months with unexplained weakness and joint pains that have been "out of the ordinary" over the last year. On history, you note the patient lives a sedentary lifestyle, rarely le... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-month-old girl has a weak cry, poor suck, ptosis, and constipation. Her condition began 2 days ago with a single episode of abundant watery stool and elevated temperature. The child was born at term to a healthy 26-year-old mother with an uneventful antenatal course and puerperium. The infant was excl... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old male comes to his doctor worried that he has not yet gone through puberty. He feels that his genitals are less developed than they should be for his age. On physical exam, you note an absence of facial hair and that his voice has not yet deepened. Your exam confirms that he is Tanner Stage 1... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 43-year-old woman presents to a physician with weakness and fatigue for a week. She mentions that she has been taking oral fluconazole for the last 4 weeks for the treatment of tinea capitis. She also says that she loves coffee and usually consumes 4–6 cups of coffee every day. On physical examination, ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-month-old girl is brought to the physician because she has been regurgitating and vomiting 10–15 minutes after feeding for the past 3 weeks. She is breastfed and formula-fed. She was born at 38 weeks' gestation and weighed 2966 g (6 lb 9 oz). She currently weighs 5878 g (12 lb 15 oz). She appears heal... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 44-year-old man presents to his primary care physician due to a tremor. His tremor has been progressively worsening over the course of several weeks and he feels embarrassed and anxious about going to social events. He says these movements are involuntary and denies having an urge to have these movement... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old man presents to the emergency department by ambulance following a motor vehicle accident. He was a restrained passenger. At the hospital, he is bleeding heavily from a large wound in his left leg. A review of medical records reveals a history of atrial fibrillation for which he takes warfari... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman comes to the physician because of worsening fatigue and shortness of breath. Her symptoms began 8 months ago and have progressively worsened since then. She had recurrent episodes of joint pain and fever during childhood. She does not smoke or drink alcohol. She emigrated from the Cong... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-day-old boy is evaluated in the newborn nursery after the nurse witnessed the child convulsing. The child was born at 39 weeks gestation to a healthy 32-year-old G1P0 woman. Initial examination after birth was notable for a cleft palate. The child’s temperature is 99°F (37.2°C), blood pressure is 100/... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old female with chronic renal failure presents with recent onset of bone pain. Serum analysis reveals decreased levels of calcium and elevated levels of parathyroid hormone. One of the mechanisms driving the elevated PTH is most similar to that seen in: ---- <<Choices:>> A) End stage liver failu... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 41-year-old woman with subclinical hypothyroidism comes to the physician because of a 6-month history of progressively worsening headaches and irregular menses. Her menses had previously occurred at regular 30-day intervals with moderate flow, but her last menstrual period was 12 weeks ago. She also rep... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old boy presents to the office with allergic rhinitis. He reports symptoms of sneezing, nasal congestion, itching, and postnasal drainage every September at the start of the school year. He has a family history of childhood asthma and eczema. He has not tried any medications for his allergies. W... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old woman comes to the emergency department because of fever, watery diarrhea, and abdominal cramping for the past 24 hours. She recently went to an international food fair. Her temperature is 39°C (102.2°F). Physical examination shows increased bowel sounds. Stool cultures grow gram-positive, s... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman comes to the physician for preconceptional advice. She has been married for 2 years and would like to conceive within the next year. Menses occur at regular 30-day intervals and last 4 days with normal flow. She does not smoke or drink alcohol and follows a balanced diet. She takes no ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old woman with a history of depression is brought to the emergency department by her husband 45 minutes after ingesting an unknown amount of a termite poison in a suicide attempt. She has abdominal pain, nausea, and vomiting. Her husband reports that she has had two episodes of watery diarrhea o... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old patient comes to the emergency room with a chief complaint of left chest pain and a productive cough with purulent sputum for 1 week. He also complains of shortness of breath. He said he had been previously diagnosed with influenza but did not follow the doctor’s instructions. His vitals inc... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> While playing in the woods with friends, a 14-year-old African-American male is bitten by an insect. Minutes later he notices swelling and redness at the site of the insect bite. Which substance has directly led to the wheal formation? ---- <<Choices:>> A) IFN-gamma B) Histamine C) IL-22 D) IL-4 ---- <<An... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 76-year-old male with a history of chronic uncontrolled hypertension presents to the emergency room following an episode of syncope. He reports that he felt lightheaded and experienced chest pain while walking his dog earlier in the morning. He notes that he has experienced multiple similar episodes ove... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 43-year-old Caucasian male spent the past month on a business trip in the Caribbean. Two weeks following his return, he began experiencing diarrhea, pain in his abdomen, and a headache. He presents to the hospital and is noted to be febrile with prominent rose-colored spots on his chest and abdomen. Fol... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A clinical study is studying new genetic gene-based therapies for children and adults with sickle cell disease. The patients were informed that they were divided into two age groups since younger patients suffer from different complications of the disease. The pediatric group is more likely to suffer from... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old Cambodian patient with a history of rheumatic heart disease presents to his primary care physician for a routine check-up. He reports being compliant with monthly penicillin G injections since being diagnosed with rheumatic fever at age 15. He denies any major side effects from the treatment... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old woman presents to the emergency department with muscle weakness. She reports her symptoms have progressively worsened over the course of 2 weeks and are most significant in her lower extremities. She also notices increased urinary frequency. Approximately 1 month ago she was diagnosed with a... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman comes to the office for a regular follow-up. She was diagnosed with type 2 diabetes mellitus 4 years ago. Her last blood test showed a fasting blood glucose level of 6.6 mmol/L (118.9 mg/dL) and HbA1c of 5.1%. No other significant past medical history. Current medications are metformin... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old woman is brought to the emergency department for right hip pain 1 hour after she fell while walking around in her house. She has been unable to stand or walk since the fall. She has hypertension and gout. Her sister died of multiple myeloma at the age of 55 years. Current medications include... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 47-year-old man presents as a new patient at an outpatient clinic. He has never seen a physician before, but was motivated by his 40-year-old brother's recent heart attack and seeks to optimize his health. In particular, he read that uncontrolled atherosclerosis can lead to a heart attack. Which molecul... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A newborn is brought to the emergency department by his parents with violent vomiting. It started about 3 days ago and has slowly gotten worse. He vomits after most feedings but seems to keep some formula down. His mother notes that he is eager to feed between episodes and seems to be putting on weight. O... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old pregnant woman presents to the clinic with complaints of cramping, abdominal pain, and severe watery diarrhea for the past 3 days. She also is nauseous and complains of fever and malaise. She was started on a 7-day course of amoxicillin after being admitted to the hospital for pyelonephritis... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old woman (gravida 3 para 1) with no prenatal care delivers a boy at 37 weeks gestation. His Apgar score is 5 at 1 minute and 8 at 5 minutes. His weight is 2.1 kg (4.2 lb) and length is 47 cm (1 ft 7 in). The mother’s history is significant for chronic pyelonephritis, atrial fibrillation, and ga... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old girl is brought to the physician because of repetitive involuntary movements, including neck twisting, grimacing, grunting, and blinking, for the past 18 months. Her symptoms seem to improve with concentration and worsen with fatigue. During the past 3 months, they have become so severe that... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man presents to his primary care provider with increased urinary frequency. Over the past 3 months, he has been urinating 2-3 times more often than usual. He has started to feel dehydrated and has increased his water intake to compensate. He works as a bank teller. He has a 25-pack-year smok... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old boy comes to the physician because of a nonpruritic rash on his chest for 1 week. He returned from a trip to Puerto Rico 10 days ago. He started using a new laundry detergent after returning. He has type 1 diabetes mellitus controlled with insulin. His mother has Hashimoto thyroiditis, and h... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A pharmaceutical company conducts a randomized clinical trial in an attempt to show that their new anticoagulant drug prevents more thrombotic events following total knee arthroplasty than the current standard of care. However, a significant number of patients are lost to follow-up or fail to complete tre... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old man comes to the physician for evaluation of a rash on the elbows for several months. A biopsy of the affected area shows a thinned stratum granulosum as well as retained nuclei and spongiotic clusters of neutrophils in the stratum corneum. This patient's skin findings are most likely associ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman is brought to the emergency department 1 hour after being involved in a motor vehicle collision. She was riding a bike when she lost control and hit a car on the opposite side of the road. On arrival, she is unconscious. She has a history of intravenous heroin use. Her pulse is 56/min,... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old female presents to her primary care physician because of pain on her right foot. She says that the pain began 2 weeks ago and gets worse with weight bearing. She has been training for a marathon, and this pain has limited her training. On exam, there are no signs of inflammation or deformiti... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old Caucasian male complains of severe headache and pain while chewing. Upon examination, he is found to have a left visual field deficit. Laboratory results show elevated erythrocyte sedimentation rate. Which of the following drugs would be the best choice for treatment of this patient? ---- <<... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old woman comes to the physician because of involuntary, rhythmic movements of her hands for the past 5 months. Her symptoms initially affected her left hand only, but now both hands are affected. She also reports that her symptoms are worse at rest and that performing tasks such as tying her sh... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> During an experiment conducted to alter the infectivity of common viruses that affect humans, an investigator successfully increases the host range of human immunodeficiency virus (HIV). The new strain of the virus can infect fibroblast-like cells in addition to the usual target of HIV. Which of the follo... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 66-year-old man with congestive heart failure presents to the emergency department complaining of worsening shortness of breath. These symptoms have worsened over the last 3 days. He has a blood pressure of 126/85 mm Hg and heart rate of 82/min. Physical examination is notable for bibasilar crackles. A ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old man comes to the physician because his skin has been progressively yellowing for the past 4 weeks. He also reports low appetite and difficulty fitting into his pants because of his swollen legs over the past several months. There is no personal or family history of serious illness. He does n... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old male presents to his primary care physician for complaints of dizziness. The patient reports he experiences room-spinning dizziness lasting several hours at a time, approximately 2-3 times a month, starting 3 months ago. Upon questioning, the patient also reports right sided diminished heari... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old man comes to the physician for a follow-up examination 1 week after being admitted to the hospital for oral candidiasis and esophagitis. His CD4+ T lymphocyte count is 180 cells/μL. An HIV antibody test is positive. Genotypic resistance assay shows the virus to be susceptible to all antiretr... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old U.S. born first year medical student with no prior hospital or healthcare work presents to the physician for a routine physical exam. The patient is HIV negative, denies drug use, and denies sick contacts. The physician places a purified protein tuberculin test in the patient's right forearm... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old boy is brought to the emergency department for nausea and vomiting for 1 day. His maternal uncle had a seizure disorder and died in childhood. He appears fatigued. Respirations are 32/min. Examination shows diffuse weakness in the extremities. Serum studies show a low pH, elevated lactate con... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old boy presents to your office with loss of his peripheral vision. His mother discovered this because he was almost struck by a vehicle that "he couldn't see at all". In addition, he has been complaining of a headache for the last several weeks and had an episode of vomiting 2 days ago. He has a... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> Researchers are experimenting with hormone levels in mice in fasting and fed states. To test hormone levels in the fed state, the mice are given an oral glucose load and various hormones are measured in a blood sample. Researchers are most interested in the hormone whose blood levels track evenly with C-p... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 42-year-old woman presents because of a painful mass she first noticed on her neck 1 week ago (see image). The mass has grown over the last few days. She has no history of serious illness and takes no medications. On physical exam, her temperature is 38.0°C (100.4°F), pulse is 86/min, respirations are 1... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old female who is 12 weeks pregnant presents to her primary care physician because she is concerned about her acne. While she has struggled with acne for most of her adult life, the acne has become more severe in the past few months. She has used benzoyl peroxide, salicylic acid, and topical ant... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man presents with a draining abscess on his left jaw. The patient states that he had a “bad tooth” a few weeks ago which has progressed to his current condition. His vital signs include: blood pressure 110/80 mm Hg, heart rate 85/min, and temperature 37.9°C (100.3°F). On physical examination... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old obese female presents with new-onset headaches, ringing in her ears, and blurry vision. Ibuprofen and avoidance of light has not relieved her symptoms. She denies a history of recent trauma, fever, chills, and fatigue. Past medical history is significant for type 2 diabetes mellitus managed ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old gravida 1 para 1 woman is being seen in the hospital for breast tenderness. She reports that both breasts are swollen and tender. She is also having difficulty getting her newborn to latch. The patient gave birth 4 days ago by uncomplicated vaginal delivery. During her pregnancy, the patient... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-month-old boy is brought to the pediatrician by his parents, who began noticing that the infant was not able to hold his head upright when sitting or in a prone position. Upon examination, the infant has a musty odor, fair skin with patches of eczema, and blue eyes. The pediatrician orders laboratory ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 54-year-old man comes to the emergency department because of a 3-week history of intermittent swelling of his left arm and feeling of fullness in his head that is exacerbated by lying down and bending over to tie his shoes. Physical examination shows left-sided facial edema and distention of superficial... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old woman comes to the physician because of fatigue, irregular menses, and recurrent respiratory infections for the past 6 months. Her blood pressure is 151/82 mm Hg. Physical examination shows a round face, thinning of the skin, and multiple bruises on her arms. Further studies confirm the diag... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old boy is brought to the pediatric emergency department by his parents with a complaint of abdominal pain and diarrhea for the past week. He states that for the past two days, he has noticed blood in his stool. His parents note that they attended a neighbor’s barbecue last weekend, but otherwis... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old woman comes to the physician because of involuntary hand movements that improve with alcohol consumption. Physical examination shows bilateral hand tremors that worsen when the patient is asked to extend her arms out in front of her. The physician prescribes a medication that is associated w... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-year-old girl is brought to the emergency department by her parents with sudden onset shortness of breath. They tell the emergency physician that their daughter was lying on the bed watching television when she suddenly began gasping for air. They observed a bowl of peanuts lying next to her when they... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An otherwise healthy 67-year-old woman comes to your clinic after being admitted to the hospital for 2 weeks after breaking her hip. She has not regularly seen a physician for the past several years because she has been working hard at her long-time job as a schoolteacher. You wonder if she has not been t... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old woman has painless abdominal distension 2 days after admission for acute pancreatitis. Her initial abdominal pain has resolved. Enteral nutrition has been initiated. She has not passed any stool since being admitted to the hospital. She has nausea but no vomiting. Her temperature is 36.7°C (... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying the changes that occur in the oxygen-hemoglobin dissociation curve of different types of hemoglobin under various conditions. The blood obtained from a male infant shows decreased affinity for 2,3-bisphosphoglyceric acid. Which of the following is the most likely composition of... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A research team is studying the effects of a novel drug that was discovered to treat type 2 diabetes. In order to learn more about its effects, they follow patients who are currently taking the drug and determine whether there are adverse effects that exceed anticipated levels and may therefore be drug-re... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old man presents to a physician with complaints of paresthesia of the lower extremities, which he has had for the last 3 months. He has been frequently fatigued for the past 5 months and also experienced an increased frequency of urination over the last few months. There is no history of a known... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 47-year-old man is brought to the emergency department 1 hour after injuring his genital area when he fell astride his backyard fence. He was trimming a tree from the fence when he lost his balance. His vital signs are within normal limits. Examination shows blood at the urethral meatus, perineal ecchym... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> You are working in the emergency room of a children's hospital when a 4-year-old girl is brought in by ambulance due to "difficulty breathing." The patient had been eating lunch on a school field trip when she suddenly complained of abdominal pain. Shortly thereafter, she was noted to have swelling of the... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 26-year-old man is brought to the emergency department by his friends because of blurred vision and slurred speech for the past 6 hours. He had some difficulty swallowing his food during lunch and has weakness in both arms. Two weeks ago, he had an upper respiratory infection that resolved spontaneously... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year old boy is brought into clinic for evaluation of possible scoliosis that was newly found on a routine exam at school. On exam, he is also noted to be in the 99th percentile for height and 70th percentile for weight. He appears to have abnormally long extremities as well as an upward lens disloca... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 52-year-old man comes to the physician because of malaise and dark urine for the past 5 days. He has also had recurrent episodes of sinus congestion, productive cough, and fever for 3 months. Additionally, he has noticed a rash on his arms and feet. He has seasonal allergic conjunctivitis treated with k... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 3-week-old boy is brought to the physician for the evaluation of poor feeding and recurrent episodes of vomiting. He was delivered at term after an uncomplicated pregnancy. He is at the 5th percentile for length and weight. Physical examination shows generalized hypotonia. Urinalysis shows increased pro... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 59-year-old man presents to the emergency department with a sudden-onset sensation that the room is spinning causing him to experience several episodes of nausea and vomiting. Upon arriving, the patient’s symptoms have resolved. He states his symptoms occurred as he was going to bed. He has never experi... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old boy is brought to the physician because of progressive right knee pain for the past 3 months. He reports that the pain is worse at night and while doing sports at school. He has not had any trauma to the knee or any previous problems with his joints. His vital signs are within normal limits.... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> One hour after being admitted to the hospital for sharp, acute chest pain and diaphoresis, a 55-year-old woman with type 2 diabetes mellitus loses consciousness in the emergency department. There are no palpable pulses. Chest compressions are started. The patient has a history of breast cancer that was su... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy presents to the opthalmologist for a down- and inward dislocation of the lens in his left eye. On physical exam, the boy has a marfanoid habitus and mental retardation. Biochemical tests were performed to locate the exact defect in this boy. It was found that there was a significant reduc... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old gravida 1, para 0 woman is brought to the hospital in labor at 39 weeks gestation. After 4 hours, she gives birth to a healthy appearing baby boy with APGAR scores of 7 at 1 minute and 9 at 5 minutes. She had limited prenatal screening but did have an ultrasound at 35 weeks that showed polyh... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 39-year-old woman presents with progressive weakness, exercise intolerance, and occasional dizziness for the past 3 months. Past medical history is unremarkable. She reports an 18-pack-year smoking history and drinks alcohol rarely. Her vital signs include: temperature 36.6°C (97.8°F), blood pressure 13... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 71-year-old woman presents to the clinic after an X-ray that revealed compression fractures of her L1 and L2 vertebral bodies due to osteoporotic changes. The patient has a history of hypertension for which she takes hydrochlorothiazide, and rheumatoid arthritis, for which she has been taking prednisone... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old male is brought in by ambulance to the emergency department after he was found unresponsive at home for an unknown length of time. Upon arrival, he is found to be severely altered and unable to answer questions about his medical history. Based on clinical suspicion, a panel of basic blood te... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 65-year-old man with hypertension and type 2 diabetes mellitus is brought to the emergency department 20 minutes after the onset of severe anterior chest pain and shortness of breath. He has smoked one pack of cigarettes daily for 30 years. He appears distressed. His pulse is 116/min, respirations are 2... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old woman comes to the physician because of worsening pain with swallowing for 3 days and a dry sensation in the mouth over the past week. She has a history of asthma controlled with inhaled fluticasone and albuterol. Physical examination shows white plaques on the dorsal surface of the tongue a... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old woman presents with ongoing diplopia for 1 week. She has noticed that her diplopia is more prominent when she looks at objects in her periphery. It does not present when looking straight ahead. She does not have a fever, headache, ocular pain, lacrimation, blurring of vision, or changes in h... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old man is brought to the physician by his mother because of concerns about his recent behavior. Three months ago, the patient first reported hearing loud voices coming from the ceiling of his room. During this time, he has also become increasingly worried that visitors to the house were placing... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old woman at 30 weeks gestation presents to the obstetrician with the sudden onset of fever, headache, anorexia, fatigue, and malaise. She mentioned that she had eaten ice cream 3 days ago. Blood cultures show gram-positive rods that are catalase-positive and display distinctive tumbling motilit... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old woman presents to the emergency room because of severe back pain after a fall. She says that she was walking home from work when she slipped on a patch of ice on the sidewalk. Since she did not have anything to hold onto, she fell backwards and landed on her posterior iliac crests bilaterall... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old woman presents for a follow-up visit. She was diagnosed with type 2 diabetes mellitus a month ago but refused to start medications despite counseling due to her fear of gaining weight. She tried exercising and eating healthy in an attempt to ''cure'' her diabetes. She managed to lose 1.8 kg ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 30-year-old woman comes to the physician because of a 6-month history of a recurring rash that typically occurs on exposure to the sun and affects only the face. She also has noticed several nonpainful ulcers on the roof of her mouth. She is sexually active with one male partner and t... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 59-year-old man presents to the emergency room for a fever that has persisted for over 4 days. In addition, he has been experiencing weakness and malaise. His past medical history is significant for a bicuspid aortic valve that was replaced 2 years ago. Physical exam reveals nailbed splinter hemorrhages... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 2-year-old boy is brought to the physician by his mother after 2 days of fever, runny nose, hoarseness, and severe, dry cough. He appears restless. His temperature is 38.1°C (100.5°F), and his respiratory rate is 39/min. Examination shows clear rhinorrhea and a barking cough. There is... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-month-old boy is presented to the emergency department by his parents due to swelling in his right knee after playing in the park. His parents say there was no obvious injury. After questioning, the mother says that an uncle of hers had similar problems. The vital signs include heart rate 146/min, r... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old man presents to the clinic for follow up for treatment of latent tuberculosis. He is a healthcare worker and began isoniazid 3 months ago after a routine PPD yielded a 12-mm induration. He feels otherwise well and attributes this to his vegetarian diet that he has been following for the past... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A case-control study with a focus on risk factors that may influence the development of depression was conducted among the elderly population in one tertiary hospital in Malaysia. The study involved 150 elderly patients diagnosed with depressive illness from the psychiatry ward, as well as another group o... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman presents with weight gain and a milky-white discharge from her breasts. Patient says she noticed herself gaining weight and a milky white discharge from her breasts. Past medical history is significant for schizophrenia, recently diagnosed and treated with risperidone. No history of he... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man is brought to the emergency department for the evaluation of severe chest pain for the last hour. The pain travels along the left arm and upper jaw. The patient also reports difficulty breathing and profuse sweating. He has hypertension and type 2 diabetes mellitus. He has smoked one pac... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An 11-month-old boy is brought to a pediatrician by his parents for evaluation of vomiting and watery diarrhea over the last day. The mother informs the pediatrician that the boy had consumed an apple bought from a fruit vendor on the previous day, but that otherwise there has been no recent change in his... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old female is brought to the emergency department after being found unconscious outside of a local night club by her friends. On arrival the patient is stuporous. Her temperature is 35°C (95°F), blood pressure is 105/75 mm Hg, pulse is 55/min, and respirations are 10/min. Examination shows dry m... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 5-year-old boy is brought to the physician because of increasing weakness and a retroauricular rash that started 2 days ago. The rash spread rapidly and involves the trunk and extremities. Last week, he had a mild sore throat, pink eyes, and a headache. His family recently immigrated ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 14-year-old girl is brought to the emergency department by her mother because of abdominal pain, nausea, and vomiting for 6 hours. Over the past 6 weeks, she has also had increased frequency of urination, and she has been drinking more water than usual. She has lost 6 kg (13 lb) over ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old woman with ongoing dyspnea returns to her physician for a follow-up appointment. After an abnormal echocardiogram and pulmonary function testing revealed an isolated reduction in DLCO, a right heart catheterization was ordered to confirm the physician's clinical suspicion. She has family mem... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An infant boy of unknown age and medical history is dropped off in the emergency department. The infant appears lethargic and has a large protruding tongue. Although the infant exhibits signs of neglect, he is in no apparent distress. The heart rate is 70/min, the respiratory rate is 30/min, and the tempe... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old woman is brought to the emergency department because of worsening upper abdominal pain for 8 hours. She reports that the pain radiates to the back and is associated with nausea. She has hypertension and hyperlipidemia, for which she takes enalapril, furosemide, and simvastatin. Her temperatu... | D |
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