Red Blood Cells (RBCs): An Overview

Red Blood Cells (RBCs): An Overview

TL;DR Red blood cells (RBCs), or erythrocytes, are the most common blood cells, small biconcave disks lacking a nucleus and primarily composed of hemoglobin. Function ▾: Their main function is to transport oxygen from the lungs to tissues and carbon dioxide...
ABO Blood Group System

ABO Blood Group System

TL;DR ABO blood group is the most important blood group system in transfusion and organ transplantation medicine.  ABO antigens can be found on red cells, white cells, platelets and many circulating proteins. Transfusion incompatibility can cause acute...
Aplastic Anemia (AA): A Bone Marrow Failure

Aplastic Anemia (AA): A Bone Marrow Failure

TL;DR Aplastic anemia (AA) causes pancytopenia (reduction of all blood cell types: RBCs, WBCs and platelets) due to aplasia (failure) of the bone marrow to function (to produce blood cells).  Causes▾: Congenital e.g. Fanconi anemia, dyskeratosis congenita...
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