Kezirian et al identified risk factors for serious complications following uvulopalatopharyngoplasty. The overall risk of a complication is low, so it is important not to become complacent. The authors are from multiple hospitals in the United States.


Patient selection: uvulopalatopharyngoplasty


Serious complications include 30-day mortality, respiratory events, cardiovascular events, stroke, hemorrhage, thromboembolism, wound infection, coma, renal failure, sepsis.


Serious complication rate: around 2%


Risk factors for serious complications after uvulopalatopharyngoplasty:

(1) high body mass index (mean 35.4 kg per square meter)

(2) high apnea-hypopnea index (mean 52.8)

(3) Charlson comoribidity index (2 or more)

(4) concurrent nonnasal upper airway and/or retrolingual procedure

(5) ASA class 4 (complications very rare for ASA class 1)



• Retrolingual procedures included tongue excision and genioglossus advancement.


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