laryngospasm

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laryngospasm

[lə′riŋ·gə‚spaz·əm]
(medicine)
Sudden and uncontrollable closure of the larynx; often seen in anaphylactic reactions.
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Majority of postoperative laryngospasm can successfully be managed by chin lift, Jaw thrust with gentle IPPV/CPAP with 100% O2 along with IV propofol.
The incidence of postoperative laryngospasm found in our study is 9.3/1000.
They also found that incidence of laryngospasm is high in otolaryngology surgery.
Effective management of laryngospasm requires appropriate diagnosis followed by prompt and aggressive treatment.
(2,9,10) Recently, a new technique of gentle chest compression has been proposed as an alternative to standard practice for relief of laryngospasm. (2,3)
Their study also evaluated the interventions used in the management of laryngospasm.
In group-A, 9 (7.2%) patients out of 125 developed laryngospasm and in group-B, 6 (4.8%) patients out of 125 developed laryngospasm (table).
Laryngospasm is a serious emergency which may be encountered in the perioperative period especially during extubation.
Laryngospasm is a serious complication which may result in cardiac arrest, brain anoxia and even death of the patient if it is not recognized well in time or if not managed adequately by the anaesthesiologist7.
Some anaesthetists prefer to extubate at a deeper plane to prevent laryngospasm. This practice increases the incidence of tongue fall back which is the most common cause of airway obstruction in the immediate post operative period.
Laryngospasm, if not promptly managed effectively may lead to increased morbidity and mortality.
After laryngospasm, signs of aspiration, pulmonary edema must be sought and treated15.