PMC7727627_01
Photo showing a tense blister on the right ring finger of the patient
1688_Fig1.jpg
PMC7727627_01_1688_Fig1.jpg
f1-1688-1-16483-2-10-20200922
Skin biopsy (H&E) showing subepidermal, cell-poor bullae with festooning of the dermal papillae with sparse inflammatory cell infiltrate. These findings are characteristic but not specific for porphyrias
1688_Fig2.jpg
PMC7727627_01_1688_Fig2.jpg
f2-1688-1-16483-2-10-20200922
A skin biopsy (Fig. 2) showed a cell-poor subepidermal blister with festooning of the dermal papillae into the blister floor.