research Primary Cicatricial Alopecia Associated With Systemic Indolent Mastocytosis January 2020 in “JAAD case reports” Systemic mastocytosis may cause a type of hair loss called cicatricial alopecia.
research Single Lesion of Sarcoidosis Presenting as Cicatricial Alopecia: A Rare Report from India 10 citations, January 2014 in “International Journal of Trichology” Sarcoidosis can cause scarring hair loss on the scalp, which is rare.