From:  Real-life effectiveness of mepolizumab on remission and chronic rhinosinusitis with nasal polyps in severe eosinophilic asthma

 Lund-Mackay CT assessment (LMS).

Paranasal sinuses
  • Maxillary (0, 1, 2)

  • Anterior ethmoid (0, 1, 2)

  • Posterior ethmoid (0, 1, 2)

  • Sphenoid (0, 1, 2)

  • Frontal (0, 1, 2)

  • Ostiomeatal complex (0 or 2 only)

0: With no abnormalities; 1: partial opacification; 2: total opacification. LMS: Lund-Mackay CT score. Adapted with permission from [32]. © Copyright-2010 Springer-Verlag Berlin Heidelberg.