Coombs Test

**Definition:** A test to detect non-agglutinating ANTIBODIES against ERYTHROCYTES by use of anti-antibodies (the Coombs' reagent.) The direct test is applied to freshly drawn blood to detect antibody bound to circulating red cells. The indirect test is applied to serum to detect the presence of antibodies that can bind to red blood cells.

**Tree numbers:** - E01.370.225.812.735.050.375.150 - E05.200.812.735.050.375.150 - E05.478.594.760.050.375.150

**Synonyms:** - Antiglobulin Test - Antiglobulin Consumption Test - Antihuman Globulin Consumption Test - Coombs' Test