 - Patients must have measurable or non-measurable disease documented by computed tomography CT scan; measurable disease must be assessed within 28 days prior to registration; non-measurable disease must be assessed within 42 days prior to registration; the CT from a combined positron emission tomography PETCT must not be used to document measurable disease unless it is of diagnostic quality; all disease must be assessed by RECIST and modified RECIST criteria 