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Table 1 Four different LUS methods to assess B-lines in SSc patients

From: Usefulness of lung ultrasound B-lines in connective tissue disease-associated interstitial lung disease: a literature review

  Anatomical line LUS by Gargani et al. [23] Comprehensive LUS [25] Simplified LUS [25] Modified LUS [26]
   Right Left Right Left Right Left Right Left
Anterior Parasternal 2nd–5th ICS 2nd–4th ICS 2nd–5th ICS 2nd–4th ICS 2nd ICS 2nd ICS   
  Mid-clavicular 2nd–5th ICS 2nd–4th ICS 2nd–5th ICS 2nd–4th ICS 4th ICS 4th ICS 4th ICS 4th ICS
Lateral Anterior axillary 2nd–5th ICS 2nd–4th ICS 2nd–5th ICS 2nd–4th ICS 4th ICS 4th ICS 4th ICS 4th ICS
  Mid-axillary 2nd–5th ICS 2nd–4th ICS 2nd–5th ICS 2nd–4th ICS 4th ICS 4th ICS 4th ICS 4th ICS
  Posterior axillary 2nd–10th ICS 2nd–10th ICS 7th–8th ICS 7th–8th ICS 8th ICS 8th ICS 8th ICS 8th ICS
Posterior Sub-scapular 7th–10th ICS 7th–10th ICS 7th–8th ICS 7th–8th ICS 8th ICS 8th ICS 8th ICS 8th ICS
  Paravertebral 2nd–10th ICS 2nd–10th ICS 2nd–8th ICS 2nd–8th ICS 8th ICS 8th ICS   
Total scanning sites 72 ScS 50 ScS 14 ScS 10 ScS
  1. LUS lung ultrasound, SSc systemic sclerosis, ICS inter-costal space, ScS scanning sites
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