A G6PD blood test is a test that measures the level of glucose-6-phosphate dehydrogenase (G6PD) in a person's blood. G6PD is an enzyme that is found in red blood cells and is involved in a number of important bodily functions, including the metabolism of carbohydrates and the production of red blood cells. A G6PD blood test is often ordered as part of a routine medical examination or when a person is experiencing certain symptoms, such as fatigue or shortness of breath.
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