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Table 1 Criteria used for calculating the Warrick score

From: Warrick score in rheumatoid-arthritis interstitial lung disease: a promising tool for assessing the extent and progression of lung involvement

Lesions and lung segments

Score

Parenchymal abnormalities

Disease severity score

 Ground-glass opacities

1

 Irregularities in the pleural 2 margins

2

 Septal/subpleural lines

3

 Honeycomb lung

4

 Subpleural cysts

5

Number of lung segments

Disease extent score

 1–3

1

 4–9

2

 > 9

3

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Advances in Rheumatology

ISSN: 2523-3106