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Lung-RADS™ v2022
Clinical Context & Background
Lung-RADS™ is a quality assurance tool used to standardize lung cancer screening CT reporting, management recommendations, and data monitoring. It categorizes findings based on nodule size, consistency, and growth.
Primary Source EvidenceAmerican College of Radiology (ACR). Lung-RADS® v2022 Assessment Categories.
Formula Logic
Classification based on worst finding.Reference Data
| Category | Description | Management |
|---|---|---|
| 1 | Negative | Continue annual screening |
| 2 | Benign Appearance | Continue annual screening |
| 3 | Probably Benign | 6-month LDCT |
| 4A | Suspicious | 3-month LDCT or PET/CT |
| 4B | Very Suspicious | Chest CT (contrast), PET/CT, or Tissue Sampling |
| 4X | Category 3/4 with additional features | Chest CT, PET/CT, or Tissue Sampling |
Evidence-based oncology decision support. Verify with clinical guidelines.