2cmの膀胱腫瘍はどの段階に達しますか？ 膀胱腫瘍の大きさは病期を決定する基準ではなく.主に浸潤の深さです。 粘膜層と粘膜下層に浸潤していればステージ1です。 If it invades into the muscular layer, it is stage T2, superficial muscular layer is T2A, invasion into the deep muscular layer is T2B, and invasion into the tissues around the bladder is T3. T3A is the invasion of the tumour into the tissues around the bladder seen under the microscope, and T3B is the tumour mass of the bladder cancer seen with the naked eye. t4 around the bladder is the invasion of the bladder tumour into the prostate, the uterus, the vagina, the pelvic wall, and the abdominal wall. t4a is the invasion into the prostate, and in females, the invasion into the uterus or the vagina. t4a is the invasion into the prostate, and in females, the invasion into the vagina. T4Bは主に骨盤または腹壁への腫瘍浸潤である。