2020 ICD-10-CM Codes for Blood type (Z67)

Clinical Terms for Blood type (Z67)

ABO Blood-Group System-. The major human blood type system which depends on the presence or absence of two antigens A and B. Type O occurs when neither A nor B is present and AB when both are present. A and B are genetic factors that determine the presence of enzymes for the synthesis of certain glycoproteins mainly in the red cell membrane.