Which of the following is a curative resection?: (A) R0, (B) R1, (C) R2, (D) R3
Answer is A. Ans. (a) R0Ref: Sabiston 20th Edition, Page 1218* R 0,1,2 are used to show the completeness after resection of a cancer* R0--Microscopic margin is negative in specimen* R1--Microscopic margin is positive in specimen* R2--Macroscopic margin is positive in specimen