Serum ascites albumin gradient SAAG score

• Facts:
  Used to distinguish between portal hypertension and other causes of ascites
  
  SAAG score = serum albumin - ascites albumin
  
• Diagnosis:
  SAAG < 1.1 (exudative protein leakage)
  
  1) Malignancy
  2) Tuberculosis
  3) Pancreatitis
  4) Nephrotic syndrome
  
  SAAG > 1.1 (imbalance of hydrostatic and oncotic pressures)
  
  1) Cirrhosis (portal HTN)
  2) Hepatic metastasis
  3) Budd-Chiari syndrome
  4) Cardiac disease
  5) Myxedema