COPPER, SERUM

What this test checks

Measures total copper in blood. Used with ceruloplasmin to investigate Wilson's disease (copper overload).

Why do people get this test?

Used when Wilson's disease is suspected — especially in young people with unexplained liver or neurological problems.

When you should consider this test

• Unexplained liver disease in a young person
• Tremor or behavioural changes of unclear cause
• Family history of Wilson's disease

How to prepare

Fasting preferred.