Published on September 30, 2026Download the article PDF: Clinical Image Challenges October 202652-Year-Old Female With Extremely Itchy Dark-Ringed Bumps on Skin of Back 1 2 3 Tagged on: Clinical Challenge Clinical Image Challenge Clinical Image Challenges Derm Derm Cases Derm Diagnoses Dermatology Images Challenge Nodules Prurigo Nodularis Pruritic Nodules Urgent Care