The "classic triad" of Wilson disease consists of liver disease, movement disorder, and Kayser-Fleischer rings. However, this triad is uncommon in presentation.
According to the provided reference:
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The classic triad of Wilson disease includes:
- Liver disease
- Movement disorder
- Kayser-Fleischer rings
It's important to note that while this triad is well-known, it is uncommon for all three components to be present simultaneously in individuals with untreated Wilson disease.