Etiology

Laboratory test

Peripheral level

District level

Central level

Neisseria gonorrhoeae

Smear (Gram stain)

Culture

Antimicro. Susceptibility

+

-

-

+

+

±

+

+

+

Treponema pallidum

Darkfield Microscopy

VDRL

TPHA

Specific Igm assays

±

±

-

-

+

+

±

-

+

+

+

±

Chlamydia trachomatis

Smear (Giemsa)

Direct F A

Culture

+

-

-

+

±

±

+

+

+

Haemophilus ducreyi

Culture

B Lactamase

Antimicro. Susceptibility

-

-

-

±

±

-

+

+

+

Trichomonas vaginalis

Saline Wet Mount

Culture

+

-

+

±

+

+

Candida SPP

KCH Mount (Wet)

Culture

+

-

+

+

+

+

Herpes simplex virus

Smear (Pap or Tzanck)

Direct F A

Culture

Neutralising Antibody

-

-

-

-

±

±

±

-

+

+

+

+

HIV

Identification

-

±

+