7 citations
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May 2021 in “Clinical Case Reports” Alopecic and aseptic nodules of the scalp are rare, treatable, and often resolve with doxycycline or on their own.
September 2022 in “TURKDERM” A rare benign skin nodule was found on the buttock, a unique location for this condition.
May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
January 2016 in “Japanese Journal of Oral & Maxillofacial Surgery” A benign hair follicle tumor caused upper lip swelling, was removed, and did not return.
14 citations
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June 2005 in “PubMed” A rare ear cyst contained hair fragments.