3.1.2 Patients who have undergone prior chemotherapy more than one year prior to the study are eligible for enrollment.

3.1.4 Patients must be 18 years or older. Patients must not be pregnant and, if of child-bearing age, must take precautions not to become pregnant.

3.1.5 No life expectancy restrictions.

3.1.6 ECOG and Karnofsky Performance Status will not be employed.

3.1.7 Patients with renal failure are ineligible for this study (Glomerular filtration rate (GFR) must be \> 60)

Perfusion CT as a Predictor of Treatment Response in Patients With Hepatic Malignancies