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Acronym

Lung-RADS - Lung CT Screening Reporting and Data System

Lung CT Screening Reporting and Data System

Radiology Reporting Lung Cancer Screening

Reporting system for lung nodules on low-dose computed tomography screening

Expansion

Lung CT Screening Reporting and Data System

Purpose

Standardises nodule classification and follow-up recommendations in lung cancer screening

Clinical Context

Lung-RADS standardises screening interpretation. Category 3 (less than 5 percent malignancy risk) equals 3-month follow-up; category 4 (greater than or equal to 5 percent malignancy risk) equals positron emission tomography or biopsy.

  • Fleischner
  • Nodule follow-up

Key Points

  • “Lung-RADS 1 to 4: 1 equals negative, 2 equals benign, 3 equals probably benign, 4 equals suspicious for malignancy. Clear management guidelines for each category”