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Blood test

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Porphyrins - blood

Alternative Names: Uroporphyrin levels; Protoporphyrin levels; Porphyrins - total; Coproporphyrin levels Normal Values: This test specifically measures total porphyrin levels, but reference values (a range of values seen in a group of healthy people) for the individual components are also included: Total porphyrin levels: 16 to 60 mcg/dl Coproporphyrin levels: < 2 mcg/dl Protoporphyrin levels: 16 to 60 mcg/dl Uroporphyrin levels: < 2 mcg/dl Text Continues Below Note: mcg/dl = micrograms per deciliter It is important to recognize that these reference ranges will vary between different laboratories depending upon the way the test is performed. Individual results must therefore be interpreted accordingly. What abnormal results mean: Increased levels of coproporphyrins may indicate: Congenital erythropoietic porphyria Sideroblastic anemia Increased protoporphyrin levels may indicate: Infection Thalassemia Sideroblastic anemia Lead poisoning Iron deficiency anemia Erythropoietic anemia Increased erythropoiesis Increased uroporphyrin levels may indicate: Congenital erythropoietic porphyria Erythropoietic protoporphyria

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