Other Research Review ✓ Peer reviewed

A Lip Mass Revealing Syphilis: A Case Report With a Review of the Literature.

Case reports in dentistry · Alsenani MA, Alshagroud RS, Hadlaq E, Aldawsari BM, Khormi HI, Altariqi AA, Aloushan NA, Aloshaywi AK, Alangari MA · 2026-10-19

A 26-year-old man presented with a persistent lower lip swelling; biopsy and immunohistochemical testing revealed *Treponema pallidum* infection, later confirmed as secondary syphilis with systemic manifestations including additional oral ulcers and rash.

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