33 citations
,
September 2012 in “Australasian Journal of Dermatology” This article reviews trichoscopic signs of chemotherapy-induced alopecia, including exclamation marks, but reports no new clinical results.
February 2023 in “Zenodo (CERN European Organization for Nuclear Research)” This study observed that trichoscopy can identify specific patterns in alopecia areata, such as white and black dots, which assists in non-invasive diagnosis and assessing disease severity.
December 2023 in “Portuguese journal of dermatology and venereology” This study found that trichoscopic examination can effectively differentiate between alopecia areata and trichotillomania, as specific features such as black dots and exclamation marks favor alopecia areata while hair breaking at various lengths and several unique patterns are exclusive to trichotillomania.
1 citations
,
December 2021 in “Annals of the College of Medecine” This study found that yellow dots, black dots, exclamation mark hairs, broken hairs, and nail changes observed through dermoscopy are related to the severe form of alopecia areata.
July 2023 in “The Egyptian Journal of Hospital Medicine ” This review discusses the pathophysiology of alopecia areata, highlighting the role of CD8 cytotoxic T cells and the upregulation of JAK signaling pathways; it reports no new experimental results.