Dermoscopic features of dyskeratosis congenita

Onychoscopy (DermLite DL4N, polarized mode ×10) demonstrating:

(A) Longitudinal ridging (arrow).

(B) Longitudinal splits forming deep furrows (arrow).

(C) Longitudinal splits, furrows, with splinter hemorrhage (circle), and distal lamellar splitting (arrow).

Reproduced with permission from: Vasani R, Baddireddy K. Dermoscopic and onychoscopic features of dyskeratosis congenita. Indian Dermatol Online J 2022; 13(6):786-788. Copyright © 2022 Indian Dermatology Online Journal. https://journals.lww.com/idoj/pages/default.aspx.

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