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Revista Medica Herediana

Print version ISSN 1018-130XOn-line version ISSN 1729-214X


TAMARIZ ORTIZ, Jesús Humberto et al. Vaginal and anorectal colonization by Streptococcus agalactiae among pregnant patients from Cayetano Heredia and Arzobispo Loayza Hospitals. . Rev Med Hered [online]. 2004, vol.15, n.3, pp.144-150. ISSN 1018-130X.

Objective: Considering the importance of the Streptococcus agalactiae infections in neonates and puerperal and the absence of information on its prevalence in our country, we conducted of this study white the objective to determinate the levels of colonization in vaginal secretions and rectal anus of pregnant women in two important hospitals at Lima - Peru. Material and methods: From April to October of 2002, 238 pregnant women with 26 weeks or more. That were attended external obstetrics services at Hospital Nacional Cayetano Heredia (HNCH) and Hospital Nacional Arzobispo Loayza (HNAL) were studied. Vaginal and anorectal secretions were obtained with cotton swab using Todd Hewitt enrichment selective broth supplemented with Gentamicin (0.8 ug/ml) and Nalidixic acid (15 ug/ml). The culture was realize using was 5% sheep blood agar. The identified of Streptococcus agalactiae was realice using type of hemolisis, CAMP test, Bacitracin and Sulfametoxazol / Trimetoprim tests. Results: Streptococcus agalactiae was isolated in 26 patient (10.9%). No association with time of gestation, maternal age neither number of was found. Of the 26 woman colonized by Streptococcus agalactiae, 09 (36.4 %) declared to have presented previous abortions. The patients with positive cultures received prophylactic treatment. Conclusions: The results obtained in the present study, show the necessity to carry out more studies to identify the magnitude of the problem in Lima and the interior of the country in order to orient the implementation of the necessary preventive programs. (Rev Med Hered 2004;15:144-150).

Keywords : Streptococcus agalactiae; colonization; vaginal secretions; rectal anus; pregnancy.

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