patients undergoing radical surgical treatment for stage ib and iia cervical carcinoma are at high risk of developing local recurrence and/or distant metastases when one or more of the following factors are present : presence of metastatic pelvic lymph nodes , a large primary growth , full-thickness tumor invasion of the cervix , clinically undetected parametrial extension , and lymphatic/vascular channel permeation in the cervix by tumor cells .
C0007873
tumor
C0007874
cervix