A 72-year-old woman presents to her physician complaining of abdominal pain and frequent episodes of burning micturition. After physical examination and laboratory tests, she is diagnosed with urinary tract infection. She is prescribed gentamicin in addition to other medications. What is the most likely complication attributed to this antibiotic? A-Hepatic toxicity B-Hearing loss C-Thrombocytopenia D-Agranulocytosis […]
usmle step 1
Repeated USMLE Questions Step 1- 292
A 35-year-old man comes to the clinic complaining of myalgias and fever. Two weeks ago, he had experienced a brief, self-limited spell of diarrhea after going to a barbecue party. After that, there were no more symptoms and the patient remained asymptomatic. Yesterday evening, he developed fever of 103 F (39.4oC), severe muscle pain, and […]
Pharmacology MCQs- 216
A 30-year-old man with a history of recurrent generalized tonic-clonic seizures visits his psychiatrist to refill his prescriptions. He complains of recent diplopia and ataxia. His doctor thinks that these new symptoms are related to one of his medications. Which of these drugs is most likely responsible for these new symptoms? A-Acetazolamide B-Carbamazepine C-Clonazepam D-Ethosuximide […]
Repeated USMLE Questions Step 1- 291
A 49-year-old man who is recently diagnosed with hypertension and has a history of bronchial asthma and Raynaud syndrome visits his physician for initiation of his treatment plan. In selecting the appropriate antihypertensive drug, which of the following is the best treatment for this patient? A-Atenolol B-Captopril C-Diltiazem D-Metoprolol E-Verapamil Answer A calcium channel blocker […]
Pharmacology MCQs- 215
A 64-year-old man arrives to the emergency room after recurrent vomiting of blood for the last 2 hours. He recently underwent right hip replacement and had taken heparin to prevent thromboembolic complications. Internal bleeding is suspected and treatment with protamine has begun. What kind of antagonism is related to this treatment? A- Chemical B- Competitive […]
Repeated USMLE Questions Step 1- 290
A 23-year-old woman was involved in a motor car accident three days ago. She was hypotensive and diagnosed with internal bleeding. She received several units of blood. Today her urine output is very low for the last six hours. Her urinalysis showed hematuria, proteinuria, muddy brown epithelial cells and granular casts. Her lab tests also […]