“…10). 89,90 Anogenital sarcoidosis, although rare, may manifest with tender indurated papules and nodules, pruritic scaly plaques, or swelling. [91][92][93][94] Nail sarcoidosis Nail manifestations caused by sarcoidosis include subungual hyperkeratosis, pitting, clubbing, onychorrhexis, trachyonychia, splinter hemorrhages, paronychia, pterygium, onycholysis, nail plate thinning, dactylitis, longitudinal ridging, and nail bed discoloration.…”