Table 3

Details of anaesthetic and bronchoscopic (flexible and rigid) procedures in asthmatic and non-asthmatic patients

DifficultAsthmaNon-asthma
Rigid (n = 10)Flexible (n = 38)Flexible (n = 35)
Induction of anaesthesia
 Intravenous1033 19
 Inhalational0 5 16
Maintenance of anaesthesia
 Intravenous0 2 0
 Inhalational103533
 Both01 2
 Muscle relaxant used1031 13
Type of airway used
 Face maskN/A 3163-151 3-152
 Laryngeal maskN/A  83-150 8
 IntubatedN/A 283-150 143-151 3-152
Bronchoscopic procedures
 Bronchoalveolar lavage53832
 Endobronchial biopsy10 37 3
Complications
 Laryngospasm007
 Bronchospasm100
 Apnoea004
 Desaturation3-153 216
 Bradycardia000
 Bleeding000
 Pneumothorax000
 Total3 13-154 173-154
  • Data are expressed as absolute numbers.

  • 3-150 Includes one patient intubated electively following initial examination via a laryngeal mask.

  • 3-151 Includes two patients intubated electively following initial examination via a face mask.

  • 3-152 Includes one patient intubated as an emergency following initial examination via a face mask.

  • 3-153 More than10% fall below baseline oxygen saturation.

  • 3-154 p < 0.01.