April 2024 in “Indian dermatology online journal” A rare hair follicle disorder can cause itchy, bluish-black bumps on the body.
27 citations
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October 2002 in “International Journal of Dermatology” Trichostasis spinulosa causes itchy bumps on young adults' skin.
7 citations
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January 2012 in “International journal of trichology” Permanent hair removal with lasers may cure itchy black hair bristles on the back.
13 citations
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December 2010 in “Archives of Dermatology” Minoxidil use can cause trichostasis spinulosa in long-term hair loss patients.
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.