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Merck Manual
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Professional
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Infectious Diseases
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Sexually Transmitted Infections (STIs)
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Sexually Transmitted Infections (STIs)
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Overview of Sexually Transmitted Infections
General references
Symptoms and Signs
Diagnosis
Treatment
Prevention
Doxycycline postexposure prophylaxis (doxyPEP)
Prevention references
Chancroid
General reference
Symptoms and Signs
Diagnosis
Diagnosis references
Treatment
Treatment reference
Urogenital Chlamydial Infections
General references
Symptoms and Signs
Diagnosis
Diagnosis reference
Screening
Screening references
Treatment
Treatment references
Key Points
Urogenital Mycoplasmal Infections
General references
Symptoms and Signs
Diagnosis
Diagnosis references
Treatment
Treatment reference
Lymphogranuloma Venereum (LGV)
General references
Symptoms and Signs
Diagnosis
Diagnosis references
Treatment
Treatment reference
Gonorrhea
General references
Symptoms and Signs
Symptoms and signs references
Diagnosis
Men with urethritis
Women with cervicitis or pelvic inflammatory disease
Pharyngeal or rectal exposures
Arthritis, disseminated gonococcal infection (DGI), or both
Diagnosis reference
Screening
Screening references
Treatment
Sex partners
Treatment references
Key Points
Granuloma Inguinale
General reference
Symptoms and Signs
Diagnosis
Treatment
Treatment reference
Human Papillomavirus (HPV) Infection
General references
Etiology
Etiology reference
Symptoms and Signs
Diagnosis
Diagnosis references
Treatment
Treatment references
Prevention
Prevention references
Key Points
Sexually Transmitted Enteric Infections
References
Syphilis
General references
Symptoms and Signs
Primary syphilis
Secondary syphilis
Latent period
Late or tertiary syphilis
Other lesions
Symptoms and signs reference
Diagnosis
Diagnostic tests for syphilis
Primary syphilis
Secondary syphilis
Latent syphilis
Late or tertiary syphilis
Diagnosis references
Treatment
Primary, secondary, and early latent syphilis
Late latent or tertiary syphilis
Jarisch-Herxheimer reaction (JHR)
Posttreatment surveillance
Treatment references
Key Points
Trichomoniasis
General references
Symptoms and Signs
Symptoms and signs reference
Diagnosis
Tests for women
Tests for men
Tests for both sexes
Treatment
Treatment references
Key Points