摘要To the Editor: A 50?year?old man presented with recurrent episodes of bullae, erosions, and crust on sun?exposed areas for 1 year. Lesions healed with scarring and hyperpigmentation. The skin lesions were aggravated after sun exposure. The patient had a 30?year alcohol abuse (100–200 ml/day) history. Family heredity history was unremarkable. Physical examination revealed multiple erosions with erythema, hyperpigmentation, bullae, and crusting on his face, neck, and dorsum of the hands [Figure 1a]. Mild hypertrichosis located over the temple. Dean symptom was positive. The results of blood tests were as follows: aspartate aminotransferase, 91 U/L; alanine aminotransferase, 66 U/L;gamma?glutamyl transferase, 447 U/L; zinc?protoporphyrin levels, 3.3 μg/gHb; uroporphyrin levels were elevated. Viral and autoimmune screening was negative.