Diagnosis is by finding raised urine porphyrins, raised faecal porphyrins, markedly raised plasma porphyrins (pathognomic) and finding photosensitive cutaneous lesions on clinical examination.
Variegate porphyria
Hepatic porphyria
Acute intermittent porphyria
Erythropoietic porphyria
Hepatoerythropoietic porphyria
Porphyria cutanea tarda
Porphyria
Harderoporphyria