OBJECTIVE:

Describe the approach, management and monitoring of patients with cervical intraepithelial neoplasia (NIC) 3 and in situ carcinoma during pregnancy, its evolution and perinatal outcomes.

MATERIALS AND METHODS:

We made a retrospective study of cases from January 2009 to December 2014 in women of the National Institute of Perinatology . We included patients who were diagnosed with cervical intraepithelial neoplasia 3 during pregnancy, with complete file and that received medical consultation of the oncology and obstetrics service since their admission to the hospital for prenatal control until de resolution of pregnancy and oncological definitive treatment.

RESULTS:

During the study period, 6 cases of pregnant patients where diagnosed with CIN 3, after cervical cytology was taken, a cervical biopsy was performed without complications secondary to this procedure; the histopathological diagnosis was: In situ epidermoid carcinoma in 3 patients and Cervical Intraepithelial Neoplasia in the other 3. All patients were treated with a Multidisciplinary approach. None of the patients presented obstetric or neonatal complications; At the end of the puerperium, follow-up was continued,the mean follow-up after the definitive treatment was 2 years.

CONCLUSIONS:

The timely diagnosis of precursor lesions of CACU is indispensable, in turn, is not related to adverse perinatal outcomes derived from the approach and timely screening.

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