favism

views updated

favism (fay-vizm) n. an inherited defect in the enzyme glucose-6-phosphate dehydrogenase causing the red blood cells to become sensitive to a chemical in broad beans. It results in destruction of red blood cells (haemolysis), which may lead to severe anaemia, requiring blood transfusion. Favism occurs in parts of the Mediterranean and Iran. See also glucose-6-phosphate dehydrogenase deficiency.

More From encyclopedia.com