3 citations,
July 2014 in “QJM” A 35-year-old man had patchy hair loss that was actually due to syphilis, not alopecia areata.
December 2021 in “Journal of clinical images and medical case reports” Moth-eaten alopecia is linked to various skin diseases and requires early treatment to prevent worsening.
January 2021 in “Indian journal of sexually transmitted diseases and AIDS” A dermatologist helped identify syphilis in a teenager who only had hair loss.
1 citations,
January 2016 in “Case Reports in Clinical Medicine” Hair loss in HIV patients should be tested for syphilis as well.
11 citations,
May 2020 in “Anais Brasileiros de Dermatologia” Dermoscopy helps diagnose syphilitic alopecia, and treatment with penicillin can regrow hair.