Evaluation of the Strip PeriScreen for the Fast Diagnosis of the Spontaneous Infection of the Liquid of Ascites During the Cirrhosis

Inclusion Criteria: * Male or female over 18 years * Presence of ascites due to cirrhosis * Hospitalization for a complication of cirrhosis (ascites first decompensation, gastrointestinal bleeding, encephalopathy, etc ...). or * Hospitalization to perform a paracentesis evacuated outpatient * Patients on long-term antibiotic primary or secondary prophylaxis the spontaneous bacterial peritonitis and with clinical and/or biological signs that suggest spontaneous infection of ascite. Exclusion Criteria: * Patients with ascites urgently admitted to hospital for suspected infection receiving antibiotics for more than 12 hours. * chylous ascites, * Hemorrhagic Ascites * Biliary Ascites (straw) * Ascites heterogeneous appearance * Ascites not related to portal hypertension (peritoneal carcinomatosis, pancreatic ascites, tuberculosis, etc ...) * Patient receiving imipenem IV. * Patients on long-term antibiotic primary or secondary prophylaxis the spontaneous bacterial peritonitis without clinical and/or biological signs that suggest spontaneous infection of ascite.