Fig. 2From: Novel PGM3 mutation in two siblings with combined immunodeficiency and childhood bullous pemphigoid: a case report and review of the literatureThe histopathologic findings of skin lesions. a Subepidermal blister which appears intraepidermal located at the periphery as a result of epithelial regeneration. The blister is filled with many red blood cells and small number of neutrophils, eosinophils and lymphocytes, H&E × 200. b Periodic acid Schiff (PAS) positive basement membrane is focally presented at the base of the subepidermal blister, PAS × 400Back to article page