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Table 2 The level of amylase in different clinical conditions

From: Urinary amylase / urinary creatinine ratio (uAm/uCr) - a less-invasive parameter for management of hyperamylasemia

  No. Serum amylase (% of normal level) Urine amylase
Choledochal cyst 529 125.0 ± 185.5 (75.6%) 485.8 ± 1547.4
Tumor 87 196.1 ± 216.9 (44.8%) 598.0 ± 1084.5
Trauma 79 370.9 ± 429.7 (39.2%) 1435.8 ± 2195.4
Pancreatic duct obstruction 47 178.7 ± 177.8 (57.4%) 686.5 ± 1824.4
Pancreatitis 21 138.2 ± 62.4 (19.0%) 725.6 ± 845.5
Non-pancreatic disease 41 115.7 ± 110.7 (70.7%) 576.1 ± 766.0
     (IU/L)