22 September 2026
: Case report 
Ulcerative Bullosis Diabeticorum in a Man With Chronic, Uncontrolled Diabetes, Uncontrolled Erectile Dysfunction, and Significant Social Barriers to Care
Unusual clinical course, Challenging differential diagnosis, Unusual or unexpected effect of treatment, Diagnostic / therapeutic accidents
Alexis Burce
ABEF 1, Rediate K. Degu ABEF 1, Linda N. Robles ABCDEF 2*, Maria Munoz-Bramhall ABCDEF 2, Ana Tucker ADEF 1
DOI: 10.12659/AJCR.953149
Am J Case Rep 2026; 27:e953149
Figure 2 Day 7 after initial presentation, right and left anterior knee and lower leg ulcers. (A) Right anterior knee ulcer showing dry, red tissue. The periwound was dry, intact, and hyperpigmented. Size: 0.9 × 0.8 × 0.1 cm. (B) Left anterior knee ulcer with dry, red tissue. The periwound was dry and hyperpigmented. Size: 0.7 × 1 × 0.1 cm. (C) Right anterior lower leg ulcer with dry, red tissue with red granulation. The periwound was dry and intact, and with blanchable erythema. Size: 3.9 × 3.4 × 0.1 cm. (D) Left anterior lower leg ulcer with red tissue and yellow slough. The periwound was dry and intact, with blanchable erythema. Size: 7.2 × 3.6 × 0.1 cm.