By: Neal Shah, Co Editor-In-Chief – Pure Red Cell Aplasia (PRCA), also known as erythroblastopenia, is characterized by a suppression of erythrocytes in the bone marrow.  It is a peculiar oddity that the bone marrow’s progenitor cells still differentiate into white blood cells and platelets.1  PRCA has idiopathic, viral, auto-immune, and genetic etiologies.  Diamond-Blackfan syndrome…