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A 24-year-old man undergoes analysis of coronary blood flow as part of a research study. An intravenous infusion of norepinephrine (NE) is administered, followed by measurement of coronary blood flow …
HY USMLE Q #1044 – Cardio See Full Post
A 29-year-old man comes to the physician for a 3-day history of fever and mildly productive cough. He has history of IV drug use. CD4 count is 180/μL. Current medications …
HY USMLE Q #1020 – Micro / Pharm See Full Post
A 61-year-old woman has had palpitations for the past 2 weeks. She has invasive ductal carcinoma managed with trastuzumab. Recent use of which of the following is the most likely cause …
HY USMLE Q #1012 – Pharm See Full Post
A 21-year-old man with history of asthma comes to emergency 2 hours after acute-onset wheezing that did not respond to albuterol. One hour following administration of nebulized albuterol and intravenous …
HY USMLE Q #1008 – Pulmonary See Full Post
A 26-year-old woman is brought to emergency due to sudden onset of dizziness, vomiting, and headache while picking peaches. Her pulse is 50/min. Blood pressure is 90/60. Physical examination shows …
HY USMLE Q #996 – Pharm / Neuro See Full Post
A 39-year-old woman comes to the physician for a 1-week history of blurred vision and mild pain in her left eye. Vitals are normal. A fluorescein instillation of the eye …
HY USMLE Q #994 – Micro / Pharm See Full Post
A 39-year-old woman comes to the physician for a 1-week history of puffiness of her forearms and legs. This patient was most likely recently prescribed which of the following pharmacologic …
HY USMLE Q #989 – Pharm See Full Post
A 59-year-old man is brought to emergency for a 1-day history of fever and chills. He has a history of liver transplant for alcoholic cirrhosis. Blood cultures grow Aspergillus. Caspofungin …
HY USMLE Q #985 – Pharmacology See Full Post
A 33-year-old man is brought to the physician for a 2-day history of fever and photophobia. He has history of IV drug use. Temperature is 103 F. Physical examination shows …
HY USMLE Q #978 – Neuro / Pharm See Full Post
A 56-year-old man comes to the physician for a 1-month history of progressive dry cough and a 6-month history of shortness of breath. Vitals are normal. Auscultation of the chest …
HY USMLE Q #965 – Cardiopulm See Full Post