Safety and procedure-related complications
One study reported a major complication [(overall major complication
rate (1/173, 0.6%)] in which oxygen desaturation occurred in a child
leading to premature termination of the procedure.(13) Minor
complications occurred in six patients [(overall minor complication
rate (6/173, 3.5 %)] in a single study.(14) The minor complications
included transient hypoxemia (n=2), transient tachycardia (n=1),
transient hypotension (n=1), airway bleeding (n=1) and excessive
coughing (n=1).