MRCP UK EXAMINATIONS

ABDOMINAL

THALASSEMIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
All but one of the following may be seen in the PB smear when a sickle cell crisis has occurred
A
Target cells
B
NRBCs
C
Polychromasia
D
Moderate elliptocytes
Explanation: 

Detailed explanation-1: -A large number of elliptocytes (25 to 75% of the red cells) usually indicates hereditary elliptocytosis. Moderate numbers of elliptocytes are seen in thalassemia and myelofibrosis, and lesser numbers in iron deficiency and hypersplenic states.

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