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A 6-year-old boy is brought to the physician for a follow-up examination. His family immigrated to the USA from Iceland 5 years ago. He has had recurrent respiratory infections since …
HY USMLE Q #1095 – Genetics See Full Post
A 3-year-old boy is brought to the physician for a follow-up examination. He has generalized hypotonia. Conduction audiometry shows mild impairment. Serum lactic acid is elevated. He has a 6 …
HY USMLE Q #1092 – Genetics See Full Post
A 7-year-old boy is brought to the physician for a 1-month history of generalized abdominal discomfort and fatigue. He has lost 5 pounds during this time. Vitals are normal. Deep …
HY USMLE Q #1035 – Pathology See Full Post
An 8-year-old boy is brought to the physician by his mother for a 2-day history of yellow eyes and fatigue. Two weeks ago he recovered from an upper respiratory tract …
HY USMLE Q #1014 – Hematology / Genetics See Full Post
A 5-year-old boy is brought to the physician for a follow-up appointment. He has history of waddling gait and enlargement of the calf muscles. He has difficulty getting up from …
HY USMLE Q #1001 – MSK / Genetics See Full Post
A 34-year-old man is evaluated in hospital. A blood smear is shown. Which of the following is the most likely explanation for these findings? Autoimmune hemolysis DNA synthesis …
HY USMLE Q #975 – Hematology See Full Post
A 4-year-old boy is brought to the physician for a follow-up examination. His neonatal period was complicated by duodenal atresia for which he underwent surgical repair. Which of the following …
HY USMLE Q #931 – Pathology See Full Post
A 39-year-old woman comes to the physician for a follow-up appointment. Which of the following is most likely to be seen in this patient? Decreased urinary cation Increased …
HY USMLE Q #848 – Genetics See Full Post
A 5-year-old boy is brought to the physician by his parents for poor motor development. He has a waddling gait and enlargement of the calf muscles. He has difficulty standing …
HY USMLE Q #802 – MSK / Genetics See Full Post
A 66-year-old man comes to the physician for a 4-month history of pelvic pain. He has lost 10 pounds during this time despite no change in diet. X-ray and MRI …
HY USMLE Q #754 – Genetics See Full Post