What test can you use to differentiate etiology of ascites?,”Serum : Ascites albumin gradient (SAAG)SAAG > 1.1 (higher albumin in serum) – fluid is transudative and related to portal HTNPre-sinusoidal: Splenic or portal vein thrombosis, schistosomiasisSinusoidal: CirrhosisPost-sinusoidal: RHF, constrictive pericarditis
Budd-Chiari syndromeSAAG < 1.1 (high albumin in ascites) - fluid is exudative and not related to portal HTNNephrotic syndromeTBPeritoneal carcinomatosis"