Rh-positive and Rhesus factor

Rh-positive adjective - Of persons (or their blood) having the Rh factor present in their red blood cells.

Rhesus factor and Rh-positive are semantically related in blood group antigen topic. In some cases you can use "Rhesus factor" instead a noun phrase "Rh-positive".

Rhesus factor noun - A blood group antigen possessed by Rh-positive people; if an Rh-negative person receives a blood transfusion from an Rh-positive person it can result in hemolysis and anemia.

Rh-positive and rhesus factor are semantically related in blood group antigen topic. You can use "Rh-positive" instead a noun phrase "Rhesus factor".