April 2023 in “Journal of Investigative Dermatology” An elderly woman's upper lip lump, thought to be a mucocele, was actually a rare type of lymphoma usually found on legs, treated successfully with chemotherapy and radiation.
1 citations
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June 2024 in “Anais Brasileiros de Dermatologia” Recognizing specific scalp patterns can help diagnose hair loss linked to breast cancer spread.
10 citations
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June 1999 in “Veterinary Dermatology” Two cows had a rare hair disorder causing hair loss but were otherwise healthy.
July 2023 in “International journal of physiology” Hypertrichosis lanuginosa causes excessive fine hair growth, often linked to genetics or cancer, with limited treatment options.
7 citations
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March 2021 in “Journal of the American Academy of Dermatology” Tofacitinib can regrow hair in alopecia areata patients, but some may experience flares during treatment.
July 1995 in “Journal of Dermatological Science” 
10 citations
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January 2011 in “Case reports in dermatological medicine” Hair transplant surgery effectively treated a specific type of hair loss and is recommended as a primary treatment option.
6 citations
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August 2006 in “Journal of Cutaneous Pathology” Two teenage brothers had a rare, treatment-resistant form of female-pattern hair loss with unusual scalp changes.
14 citations
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May 1979 in “International Journal of Dermatology” Trichostasis spinulosa mainly affects the nose, with many tiny hairs in one follicle, possibly influenced by hormones and sunlight.
June 2023 in “British Journal of Dermatology” The protein called small nuclear ribonucleoprotein polypeptide E is identified as a cause of a type of hair loss without other symptoms.