Stage IC includes: (T1c, N0, M0). T1c: Tumor limited to one or both ovaries with any of the following: capsule ruptured, tumor on ovarian surface, malignant cells in ascites or peritoneal washings. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 6th and 7th Eds.) [from
NCI]