Longitudinal Study of Porphyrias


The objective is to conduct a longitudinal investigation of the natural history, complications, and therapeutic outcomes in people with acute and cutaneous porphyria.

I'm interested

Male or Female
Not specified
This study is NOT accepting healthy volunteers
Inclusion Criteria:

• patient of any age
• diagnosis of a porphyria
• biochemical findings, as documented by laboratory reports of porphyria-specific testing performed after 1980
Exclusion Criteria:

• elevations of porphyrins in urine, plasma or erythrocytes due to other diseases

Rare Diseases

Acute Porphyrias, Cutaneous Porphyrias

Marshall Mazepa -
Marshall Mazepa, MD
See this study on