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A 48-year-old man comes to the physician for a routine health maintenance examination. He is currently taking Tuberculosis prophylaxis following a positive PPD test 4 months ago. He mentions occasional …
Audio Qbank – HY USMLE Q #587 – Biochemistry (hard) See Full Post
A 62-year-old man is brought to emergency 20 minutes following crushing central chest pain. ECG shows ST-segment elevations in leads II, III, and aVF. In comparison to healthy myocardium, which …
Audio Qbank – HY USMLE Q #575 – Cardio / Biochem (slightly weird Q) See Full Post
A 20-year-old man goes for a 15-mile run. He has consumed water but no calories. Which of the following is most reflective of this individual’s enzyme activity? ↑ Glycogen phosphorylase; …
Audio Qbank – HY USMLE Q #557 – Biochemistry See Full Post
A 3-day-old girl is brought to the physician because of vomiting throughout the night following breastfeeding. Physical examination shows dry mucous membranes and lethargy. Serum studies show: Sodium …
Audio Qbank – HY USMLE Q #554 – Congenital adrenal hyperplasia See Full Post
A 4-year-old boy is brought to the physician for a 6-month history of recurrent otitis media and upper respiratory tract infections. He has history of cognitive impairment. Physical examination shows …
Audio Qbank – HY USMLE Q #521 – Biochemistry See Full Post
A 43-year-old man comes to the physician for a painless lateral neck mass that has waxed and waned over the past year. He has no past medical history. Vitals are …
Audio Qbank – HY USMLE Q #515 – Oncology See Full Post
A 59-year-old man with advanced type II diabetes presents to the physician for a 2-week history of urinary incontinence. Physical examination shows a suprapubic mass. Urinary post-void volume is 300 …
Audio Qbank – HY USMLE Q #510 – Biochem / Pharm See Full Post
A 41-year-old woman comes to the physician for a 2-hour history of mild wheezing, headache, and facial flushing. The symptoms began after she ate swordfish, fried rice, unwashed blueberries, and …
Audio Qbank – HY USMLE Q #508 – Biochemistry / Toxins See Full Post
A 54-year-old woman comes to the physician for a 2-week history of increased thirst and urination. She has had a 12-lb weight loss during this time. She has hypertension and …
Audio Qbank – HY USMLE Q #503 – Endocrine See Full Post
A 50-year-old man comes to the physician for a 12-hour history of shooting groin pain. Non-contrast CT of the abdomen confirms the diagnosis. He had a similar episode occur 1 …
Audio Qbank – HY USMLE Q #502 – Genetics / Pathology See Full Post