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USMLE QUESTION BANK

USMLE quiz helps us to increase our knowledge

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1) A 54 year-old man with a history of chronic obstructive pulmonary disease (COPD) presents by his son to the emergency room semi-unconscious with shortness of breath. He has nausea, diarrhea and restlessness for the last four hours. His arterial oxygen saturation is 88% with room air. His ECG shows normal sinus rhythm with non-specific changes in lateral leads. The patient uses albuterol inhalation, ipratropium bromide, theophylline and Lisinopril. Three days ago, he had an exacerbation of his COPD and was prescribed ciprofloxacin and supplemental oxygen at night and during ambulation. What is the most likely cause of this patient presentation to the ER?

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2) A 62 year-old man complains of fever and diminished consciousness for 2 days. He has been healthy all his life and he doesn’t take any medications. On examination, he responds inconsistently to commands. His temperature is 103 F, pulse 110/min and blood pressure is 80/56 mmHg. His physical examination is otherwise normal. There is no bleeding. Laboratory test are as follows: Hemoglobin: 12 g/dl

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3) A 25-year-old woman presents to the clinic complaining of general aches for two years. Pain is getting worse over the past 3 months. Every morning, she has stiffness all over her body, which is usually relieved in about 5-10 min. She has no history of trauma or any medical condition. Her BMI is 21 and she has no rash or joint swelling. She has multiple tender points. All laboratory investigations are within normal limits. What is the most appropriate management of this patient?

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4) A 55-year-old woman visits her physician to consult about hormone replacement therapy (HRT).Her physician discuss with her the pros and cons of using HRT. Which one of these benefits is gained by the use of HRT?

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5) A 60-year-old man visits the clinic due to profuse watery diarrhea and left lower abdominal colicky pain for the last 6 hours. Upon taking history, the patient claims that he is taking broad spectrum antibiotics for acute bronchitis. Which is the most likely causative organism for the patient’s new symptoms?

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6) A 66-year-old man complains of difficult micturition and drippling at the end of urination. Laboratory investigations and imaging studies confirm the diagnosis of senile enlarged prostate and exclude prostate cancer. Which these drugs is the most appropriate for this patient?

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7) What is the congenital heart disease most likely associated with Turner’s syndrome?

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8) What are the 5 Ps of ischemia due to peripheral vascular disease?

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9) Which of the following is the most accurate test for multiple myeloma?

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10) Which of the following explains the benefit of lactulose in hepatic encephalopathy?

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11) Which one of the following substances is used to acidify the urine?

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12) Which one of the following tests is diagnostic for acromegaly?

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13) Which of the following is a characteristic finding in isopropanol poisoning?

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14) Naloxone is the treatment of choice of which one of the following toxicities?

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15) Which of the following organisms is responsible for the development of oral hairy leukoplakia in HIV patients?

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16) Which of the following is the main role of colchicine in treating acute attack of gout?

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17) A 48-year-old man complains of acute pain in his right big toe. He has a history of gout and takes treatment for it. Recently, he was diagnosed with hypertension and started treatment 2 weeks ago. Which one of these drugs is most likely responsible for his recent complaint?

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18) Which of the following findings distinguishes chronic renal failure from acute renal failure?

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19) A young woman presents with chronic diarrhea found to have rectovaginal fistula. Which of the following is most likely her diagnosis?

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20) A female patient presents to the emergency room with a suspicious ruptured abdominal aortic aneurysm. Which of the following is the appropriate test needed at this situation?

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