David,

I will check with my brother about M1. As per other members advice let me open a new post and introduce myself and add more details.

For Dad
Age: 68
Tobaco user and Smoker.
Stage: T2N1M0 , Detected 03/16/2010,Surgery : 04/21/2010
IMRT Radiation (6 weeks plan)+ Carboplatin (Weekly Dose) Started on 05/19/2010
Completed on 07/12/2010.