label: Stage III Gastric and Omental Gastrointestinal Stromal Tumor AJCC v8
label_lc: stage iii gastric and omental gastrointestinal stromal tumor ajcc v8
description: Stage III includes: IIIA: (T3, N0, M0, High Mitotic Rate); IIIB: (T4, N0, M0, High Mitotic Rate). T3: Tumor measuring more than 5 cm but not more than 10 cm. T4: Tumor measuring more than 10 cm in greatest dimension. N0: No regional lymph node metastasis or unknown lymph node status. M0: No distant metastasis. High Mitotic Rate: Over 5 mitoses per 5 square millimeters, or per 50 HPF. (AJCC 8th ed.)