April 2016 in “Journal of The American Academy of Dermatology” Hirsutism and acanthosis nigricans are reliable skin signs of PCOS and suggest the need for further tests for related health issues.
9 citations
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June 2017 in “Journal of Cutaneous Pathology” People with pemphigus vulgaris and pemphigus foliaceus often have smaller sebaceous glands on their scalp.
7 citations
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April 2000 in “Archives of Pathology & Laboratory Medicine” 
11 citations
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December 2010 in “Archives of Dermatology” A man with rare skin changes on his fingers was diagnosed with multiple myeloma-linked amyloidosis.
1 citations
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June 2011 in “대한구강악안면외과학회지” A woman had a cyst in her salivary gland, likely from Botox, which was removed and confirmed as an epidermoid cyst.
December 2013 in “Macedonian Journal of Medical Sciences” Ovarian steroid cell tumors should be considered in adults with hirsutism and high testosterone, with surgery as the main treatment.
December 2025 in “BENTHAM SCIENCE PUBLISHERS eBooks” PCOS often causes skin issues like excess hair, acne, hair thinning, and dark patches due to hormone imbalances and insulin resistance.
23 citations
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February 2003 in “British Journal of Dermatology” A rare type of skin lymphoma was identified, affecting hair follicles and sweat glands.
5 citations
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October 2003 in “PubMed” Hormonal therapy is essential in late-diagnosed Kallmann's syndrome to prevent bone issues.
3 citations
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November 2019 in “The American Journal of Dermatopathology” Widened sweat ducts are a very specific sign of scarring hair loss.