Chelation therapy in liver diseases of childhood: Current status and response

Table 2 Twenty-four hours urine copper and non-ceruloplasmin copper in various stages of Wilson’s disease treatment

Early stages of treatment (< 1 yr)	UCu > 500 μg/dNCC > 25 μg/dL
Good control (treatment > 1 yr)	UCu 200-500 μg/dNCC < 15 μg/dL
Poor compliance/uncontrolled disease	UCu > 500 μg/dNCC > 15 μg/dL
Inadequate dose	UCu < 200 μg/dNCC > 15 μg/dL
Over-treatment	UCu < 200 μg/dNCC < 5 μg/dL

UCu: Twenty-four hours urinary copper; NCC: Non ceruloplasmin copper.