BACKGROUND AND STUDY AIM: Spontaneous bacterial peritonitis (SBP) is mainly diagnosed by ascitic polymorphonuclear (PMNL) leukocyte greater than 250/mm3. We intended to assess ascitic homocysteine and calprotectin for SBP diagnosis. MATERIALS AND METHODS: In our study, we collected ascitic fluids from 70 patients with liver cirrhosis (46 SBP plus 24 non-SBP according to PMNL>250 cells/mm3). Complete blood count, alanine aminotransferase, ... Read more