Tony Knox explains the application of an invasive procedure to relieve diminished oxygenation that entails risk and requires skill and sensitivity

Undergoing oronasopharyngeal suction is an unpleasant experience, but the intervention may prevent the deterioration of children who cannot clear their secretions. A successful procedure requires a practitioner with appropriate knowledge, dexterity and communication skills. Thorough training should be provided and a careful risk-benefit assessment is important before suction is performed.