Longitudinal Monitoring of Inflammation in Cirrhosis

Healthy Volunteers Inclusion Criteria: 1. Age \>18 years 2. Able to give consent Exclusion Criteria: 1. Unable/unwilling to consent 2. Chronic diseases 3. Unable to come in daily or be available daily for 3 days. Outpatients with Cirrhosis: Inclusion criteria: 1. Age \>18 years 2. Able to give consent 3. Cirrhosis defined by any one of the following 1. Cirrhosis on liver biopsy or transient wave elastography 2. Nodular liver on imaging 3. Endoscopic or radiological evidence of varices in a patient with chronic liver disease 4. Platelet count \<150,000/mm3 and AST/ALT ratio \>1 in a patient with chronic liver disease 5. Patients with frank decompensation (ascites, HE, variceal bleeding, hepato-pulmonary syndrome) Exclusion criteria: 1. Unable/unwilling to consent 2. Unclear diagnosis of cirrhosis 3. Unable to come in daily or be available daily for 3 days. 4. Inflammatory bowel disease or other diseases that require immunosuppressive therapy use Inpatients with Cirrhosis: Inclusion criteria: 1. Age \>18 years 2. Able to give consent 3. Cirrhosis defined by any one of the following 1. Cirrhosis on liver biopsy or transient wave elastography 2. Nodular liver on imaging 3. Endoscopic or radiological evidence of varices in a patient with chronic liver disease 4. Platelet count \<150,000/mm3 and AST/ALT ratio \>1 in a patient with chronic liver disease 5. Patients with frank decompensation (ascites, HE, variceal bleeding, hepato-pulmonary syndrome) Exclusion criteria: 1. Unable/unwilling to consent 2. Unclear diagnosis of cirrhosis 3. Unable to be seen daily or able to come in daily for 3 days (if discharged in between) 4. Inflammatory bowel disease or other diseases that require immunosuppressive therapy use