Normally the IV administration of methylene blue rapidly lowers the levels of methemoglobin in the blood.
What abnormal results mean:
If the administration of IV methylene blue does not significantly lower blood levels of methemoglobin, then a rare form of hereditary methemoglobinemia is suspected.
Review Date: 10/27/2004
Reviewed By: Celeste Krauss, M.D., Board Certified Clinical Genetics, Clinical Cytogenetics, Pediatrics and a Founding Fellow, of the American College of Medical Genetics. Review provided by VeriMed Healthcare Network.
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