Ascites Differential Diagnosis Table - Serum Ascites Albumin Gradient (SAAG)

SAAG ≥ 1.1:
 • Cirrhosis
 • Portal vein thrombosis
 • Late budd-chiari
 • CHF
 • Constrictive pericarditis/tamponade
 • IVC obstruction
 • Early budd-chiari

SAAG < 1.1:
 • Nephrotic syndrome
 • Malignancy
 • Peritoneal carcinomatosis
 • Serositis (infection vs autoimmune)
 • Pancreatic ascites

Matthew Ho, MD PhD @MatthewHoMD

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