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Old 08-14-2014
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Post NBME 4 ans with explanation needed

Hi guys,
Nbme 4 Q17 correct ans with explanation pls.......

Q. A 42yrs old male has a temperature of 39.2c(102.6F) and mild jaundice 2 days after transfusion of packed red cell for the treatment of chronic anemia. laboratory studies show hyperbilirubinemia and mild increase in serum lactate dehydrogenase activity. Which of the following findings will most likely be observed on analysis of peripheral blood cells?

A) Complement protin C3b bound to monocytes

B) Degranulated neutrophils

C) Erythrocyte ghosts

D)HLA-DR upregulation in circulatingCD3+ T lymphocytes

E) Immunoglobulin bound to erythrocytes

F) nucleated erythrocytes
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