Summary
The occurrency of vaginal trichomoniasis was investigated in pregnant women in the city of Manaus. Amazonas during de second semester of 1977. 313 women were randomly chosen to participate in the study. From the clientela of the prenatal, clinic of the main State Maternity Home. Freshly collected specimens of vaginal cavity were examined directly. 63.9% of the women were shown to be infected with trichomonas. It was also shown that the majority of pregnant mothers sought medical advice in the seventh month of pregnancy, infections were most frequent in mothers in the second pregnancy. The results are discussed and compared with other studies, both national and international.