Microinvasive squamous carcinoma (FIGO stage IA1) of the cervix: are there colposcopic criteria for the diagnosis?

The sensitivity of colposcopy in the diagnosis of microinvasive carcinoma of the cervix was low. Colposcopy plays an important role in directing the biopsy to the most suspicious area. The definitive diagnosis of microinvasive squamous carcinoma is established only by histologic study.