Laugier-Hunziker syndrome in a patient with rheumatoid arthritis

Laugier-Hunziker syndrome is a rare benign idiopathic condition characterized by acquired macular pigmentation of the lips and buccal mucosa, often accompanied by melanonychia. Although the etiopathogenesis is not fully known, tyrosine is thought to be responsible for the pathogenesis of enzyme hype...

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Bibliographic Details
Published in:Reumatologia 2019, Vol.57 (1), p.63-65
Main Authors: Enginar, Ayşe Ünal, Karaman, Nehir Samancı, Karakaş, Ayşe Akman
Format: Article
Language:English
Subjects:
Buccal mucosa
Case Report
Hyperactivity
laugier-hunziker syndrome
longitudinal melanonychia
Melanin
Pigmentation
Rheumatoid arthritis
Tyrosine
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Summary:Laugier-Hunziker syndrome is a rare benign idiopathic condition characterized by acquired macular pigmentation of the lips and buccal mucosa, often accompanied by melanonychia. Although the etiopathogenesis is not fully known, tyrosine is thought to be responsible for the pathogenesis of enzyme hyperactivity in melanin biosynthesis. We present the case of a 66-year-old woman diagnosed with Laugier-Hunziker syndrome and rheumatoid arthritis.
ISSN:0034-6233
2084-9834
DOI:10.5114/reum.2019.83243