Table 3:
Diagnostic Tests for Wilson's Disease
Level 1 Tests
Level 2 Tests
Level 3 Tests
Low serum ceruloplasmin
(< 20 mg/dl)
Liver histopathology and stainable copper Ultrastructural study of hepatocytes
Kayser-Fleischer rings Liver copper concentration
(more than 250 µg/g dry weight)
Mutational gene analysis for Wilson's disease
Raised serum free copper (non-ceruloplasmin-bound) (more than 25 µg/dL)    Incorporation of radiocopper in to ceruloplasmin
24-hr urinary copper (more than 100 µg/24 hrs)      
Adapted from reference 1.
Copyright 2002 The Cleveland Clinic Foundation

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