Overtreatment + Overdiagnosis

Question 1

2 major causes of overdiagnosis?

Answer 1

1. Over detection
2. Overdefinition of disease

Question 2

How does “overdefinition” occur

Answer 2

1. Lowering threshold for risk factor without evidence that doing sp helps people feel better or live longer
2. Expanding disease definitions to include patients with ambiguous or very mild symptoms

Question 3

Examples of overdiagnosis

Answer 3

1. Diabetes (and other CVD risk factors)
2. Screening for breast, prostate and lung cancer
3. Dementia
4. ADHD