Reporting system for thyroid nodules on ultrasound
Expansion
Thyroid Imaging Reporting and Data System
Purpose
Stratifies malignancy risk (TI-RADS 1 to 5) and guides fine needle aspiration recommendations
Clinical Context
TI-RADS based on composition, echogenicity, shape, margin, echogenic foci, vascularity. Points accumulated for risk score. Guides fine needle aspiration and follow-up recommendations.
Related Terms
- RADS
- Thyroid nodule management
Key Points
- TI-RADS 1 to 2 benign, 3 low suspicion, 4 intermediate, 5 high suspicion. Guidelines recommend fine needle aspiration for nodules greater than 10 millimetres with TI-RADS 4 to 5