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What causes blood in urine, personality change and rash? 1 possible condition

See a list of possible causes in order from the most common to the least.



Porphyrias are rare types of genetic blood disorders in which patients have a defect in heme production, an important part of hemoglobin. Blisters are a sign of porphyria cutanea tarda, the most common type of porphyria.

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