According to 8th AJCC TNM classification of carcinoma Gallbladder, minimum number of LN involved in N2?: (A) 3, (B) 4, (C) 5, (D) 6
Answer is B. 8th AJCC (2017) TNM classification of Ca. gall bladder N1 - Metastasis to 1 - 3 regional nodes. N2 - Metastasis to 4 or more regional nodes. M1 - Distant metastasis.