 All patients will be identified and recruited from any of the Liver or GI clinics in the Outpatient Center, UAMS. To test the first aim Group A - the cross-sectional part of the study - patients with cirrhosis and varying degrees of liver dysfunction but no prior diagnosis of T2DM will have an OGTT performed after overnight fasting 8-12 hours. The OGTT consists of taking a baseline glucose determination, followed by a second one 2 hours after swallowing a 75-g glucose load. HbA1c will be obtained before OGTT with baseline glucose along with the following tests: HbA1c, fructosamine, insulin, CBC, HFP, GGT, OP Chem 7, INR, and prealbumin. Anthropometrics height, weight, and waist circumference will be obtained as well Research Visit 1, see calendar. 