June 2026 in “Indian Dermatology Online Journal” This study observed a rare case of alopecia areata with granulomatous inflammation, successfully treated with intralesional triamcinolone, leading to complete hair regrowth within two months, highlighting the need for careful diagnosis to distinguish it from other granulomatous alopecias.
December 2009 in “Journal of Veterinary Clinics” The authors diagnosed a 5-year-old Pekinese dog with keratoacanthoma with granulomatous inflammation, and the mass did not recur 5 months after surgical removal.
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March 2013 in “Journal of Cutaneous Pathology” Granulomatous alopecia may be a distinct subtype of alopecia areata.
June 2025 in “American Journal of Dermatopathology” This case report describes a rare instance of sarcoidal granulomatous alopecia areata in a 42-year-old man, with histopathological findings suggesting inflammation but ruling out causes like tuberculosis and syphilis, resulting in treatment with tofacitinib.
June 2023 in “British journal of dermatology/British journal of dermatology, Supplement” In this report, a 46-year-old woman's sudden diffuse hair loss was diagnosed as granulomatous alopecia areata, with spontaneous hair regrowth observed after two months. This case highlights that granulomatous inflammation should not exclude the diagnosis of alopecia areata, emphasizing the importance of clinicopathological correlation.