A 65-year-old man is seen two years following right hemicolectomy for a Duke’s B-2 carcinoma of the cecum. Although asymptomatic, the CEA level has risen four-fold from a value obtained six months previously. Computed tomography reveals a single, 3 cm lesion in the right hepatic lobe. There is no evidence of extra-hepatic metastatic disease and the patient undergoes right hepatic lobectomy. Which of the following correctly represents the chance of overall 5 year survival?
A. 15%
B. 33%
C. 50%
D. 66%
Answer:B
A 65-year-old man is seen two years following right hemicolectomy for a Duke’s B-2 carcinoma of the cecum. Although asymptomatic, the CEA level has risen four-fold from a value obtained six months previously. Computed tomography reveals a single, 3 cm lesion in the right hepatic lobe. There is no evidence of extra-hepatic metastatic disease and the patient undergoes right hepatic lobectomy. Which of the following correctly represents the chance of overall 5 year survival?
A. 15% B. 33% C. 50% D. 66%