SERUM ASCITES ALBUMIN GRADIENT (SAAG)
This assay is considered as the most reliable method to differentiate peritoneal transudate from exudate. Ascitis caused by portal hypertension has gradient greater than 1.1 g/dL (transudate) whereas ascitis due to other causes has a gradient less than 1.1 g/dL (exudate).
-
Pre-test Information:
No special preparation required
-
Report Delivery:
Daily