Case for diagnosis. Hyperpigmented and excoriated papules and nodules in a diabetic patient,

• मुख्य लेखकों: Catalina Hasbún (लेखक), Mauricio Sandoval (लेखक), Sergio González-Bombardiere (लेखक)
• स्वरूप: पुस्तक
• प्रकाशित: Sociedade Brasileira de Dermatologia, 2020-11-01T00:00:00Z.
• विषय: article
• ऑनलाइन पहुंच: Connect to this object online.

Abstract Reactive perforating collagenosis is a rare perforating dermatosis clinically characterized by intensely pruritic hyperpigmented papules, plaques, and nodules with a central keratotic plug. Histopathology reveals transepidermal elimination of collagen fibers. Its pathophysiology is still un...