Clinical characteristics, trichoscopic findings, and course of disease of hair loss among patients with secondary syphilis

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20210902002

Enrollment

278

Registered

2021-09-02

Start date

2021-10-01

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

seconday syphilis hair loss secondary syphilis, syphilitic alopecia, trichoscopy, incidence, prognosis

Interventions

Patient with secondary syphilis with hair loss,Patient with secondary syphilis without hair loss

Diagnostic,Diagnostic

Hair loss,Controlled

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Patient with secondary syphilis diagnosed with clinical presentation with supporting laboratory findings 2. Age more than 18 years old 3. Fully conscious and well participated

Exclusion criteria

Exclusion criteria: 1. Unwilling to have detailed physical examination or sign the inform consent 2. Uncontrolled psychiatric problems

Design outcomes

Primary

Measure	Time frame
Clinical characteristics Month 0, 3 Descriptive	—

Secondary

Measure	Time frame
Trichoscopic findings Month 0,1,2,3 Descriptive	—

Countries

Thailand

Contacts

Public ContactKittipong Wantavornprasert

Faculty of medicine, Chulalongkorn University

kittipong.want@gmail.com0815609964

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026