Table 2

Medical disorders for which preoperative assessment of respiratory muscle function is needed

Patients with borderline lung function, with or without hyperinflation (COPD, asthma)
Severe obesity
Deformities of thoracic cage (e.g. kyphoscoliosis)
Neuromuscular disorders
Poor nutritional states (e.g. malignancies)
Chronic glucocorticosteroid therapy
Endocrine disorders (e.g. thyroid diseases)