... pallidurn, and Haemophilus ducreyi. Although tech- niques exist for the laboratory diagnosis of all three organisms, constraints of cost, availability of equipment and expertise, and the lack ... HIV transmission, but also that treatment of sexually transmitted diseases can reduce the incidence of HIV (2-41, thus efficient and early diagnosis and treatment of GUD is of utmost importance. ... specimens of cerebrospinal fluid, amm- otic fluid, and fetal and neonatal sera (5-9). Fulminant and asymptomatic shed- dmg of HSV mto genital specimens and cerebrospinal fluid was detected by PCR...