metabisulfite test

met·a·bi·sul·fite test

a test for sickle cell hemoglobin (Hb S); deoxygenation of cells containing Hb S is enhanced by addition of sodium metabisulfite to the blood, causing sickling visible on a slide; certain other abnormal hemoglobins (Hb CHarlem and Hb I) also sickle in this test.

met·a·bi·sul·fite test

(met'ă-bī-sŭl'fīt test) A test for sickle cell hemoglobin (Hb S); deoxygenation of cells containing Hb S is enhanced by addition of sodium metabisulfite to the blood, causing sickling visible on a slide; certain other abnormal hemoglobins (Hb CHarlem and Hb I) also sickle in this test.