Nodular lesions on post-surgical scars: scar sarcoidosis

Scar sarcoidosis is characterized by nodular infiltration that appears on either recent or old scars (≤ 30 years old). Trauma, burn, injection, venipuncture, tuberculin test site, and local skin injury scars have been known to develop scar sarcoidosis The exact incidence is unknown, it is estimated that scar sarcoidosis represents approximately 6–14% of cutaneous sarcoidosis lesions in adults. Conventional treatment for cutaneous sarcoidosis, in patients with localized disease, consists of topical therapy with glucocorticoid