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A 60-year-old woman presents to the physician for a one-year history of progressive fatigue. Laboratory studies show: MCV 110 fL; folate and cyanocobalamin are normal; calcium 10.4 mEq/L. …
HY USMLE Q #709 – Hematology See Full Post
A 6-year-old boy is brought to the physician for progressive fatigue over the past month. Physical examination shows generalized lymphadenopathy. Laboratory studies show: platelets 120,000/μL, Hb 11 g/dL, WBC 38,000/μL. …
HY USMLE Q #708 – Heme See Full Post
A 10-year-old boy is brought to the physician for a 4-day history of nosebleeds and bruising. Physical examination shows ecchymoses over the upper and lower extremities. He has no past …
HY USMLE Q #691 – Heme See Full Post
A 32-year-old woman comes to the physician for a 2-day history of fever and dysuria. She has no past medical history. She works in a clothing factory using aniline dyes. …
HY USMLE Q #686 – Hematology See Full Post
A 39-year-old woman is brought to emergency because of a 1-day history of fever, confusion, and lethargy. Temperature is 38 C (100.4 F). Physical examination shows scattered ecchymoses and petechiae. …
HY USMLE Q #663 – Hematology (difficult) See Full Post
A previously healthy 18-year-old male comes to the physician for a 3-week history of progressive abdominal swelling and fatigue. Abdominal examination shows shifting dullness and distention. Vitals are unremarkable. Bowel …
HY USMLE Q #652 – Genetics See Full Post
A 34-year-old woman comes to the physician for a routine health maintenance examination. Physical examination shows scattered ecchymoses on the legs and arms. She says they have been present for …
HY USMLE Q #632 – Hematology See Full Post
A 24-year-old male partakes in a research study in which it is found that his intra-erythrocytic carbonic anhydrase levels are decreased. Which of the following is most likely to be …
HY USMLE Q #626 – Hematology / Biochemistry See Full Post
A 52-year-old man comes to the physician for a 2-week history of shortness of breath. Vitals are within normal limits. Physical examination is unremarkable. Laboratory studies show: Arterial pCO2 …
HY USMLE Q #618 – Pulmonary See Full Post
A 55-year-old woman comes to the physician for a 2-month history of dizziness and headache. Physical examination shows mild splenomegaly. Vitals are within normal limits. Laboratory studies show: Hemoglobin …
HY USMLE Q #616 – Hematology See Full Post