[Predictive value of preoperative tests in estimating difficult intubation in patients who underwent direct laryngoscopy in ear, nose, and throat surgery].
Osman Karakus, Cengiz Kaya, Faik Emre Ustun...
https://pubmed.ncbi.nlm.nih.gov/25435415Actively Recruiting
Led by Başakşehir Çam & Sakura City Hospital · Updated on 2025-05-31
300
Participants Needed
1
Research Sites
N/A
Total Duration
Researchers are investigating the frequency and predictive factors of difficult intubation in patients undergoing septoplasty surgery for nasal obstruction caused by a deviated nasal septum. This observational study focuses on adult patients aged 18 to 65 years with low anesthetic risk (ASA I and II). The study addresses concerns that anatomical facial deformities may increase the risk of difficult airway management during general anesthesia in this population. Participants will undergo septoplasty under general anesthesia requiring tracheal intubation. Preoperative airway assessments include the LEMON protocol and the STOP-BANG questionnaire to evaluate obstructive sleep apnea risk. Intubation procedures follow standardized protocols using Macintosh laryngoscopes appropriate for gender, with difficult intubation classified by the Cormack-Lehane scale. If initial intubation attempts fail, videolaryngoscopy and laryngeal mask airway placement are considered. Various airway management techniques and monitoring will be recorded to identify predictors of difficult intubation. Throughout the study, patients will be monitored using standard procedures such as ECG, blood pressure, and oxygen saturation. Data collected include intubation attempts, methods used, and airway management maneuvers. Outcomes focus on the incidence of difficult airway and the identification of predictive factors to improve preoperative assessment and patient safety. The study will follow participants until completion of septoplasty and anesthesia recovery, with no additional interventions beyond routine care.
CONDITIONS
Determination of the Frequency and Predictors of Difficult Intubation in Septoplasty Operations
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Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Day of surgery
Participants undergo preoperative airway assessment including the LEMON protocol, STOP-BANG questionnaire, and the upper lip bite test to predict difficult intubation.
1 visit (in-person)
Duration - Single day
Participants receive septoplasty under general anesthesia with tracheal intubation. Intubation difficulty is assessed and recorded, and airway management techniques are applied as needed.
1 visit (in-person)
Duration - Up to hospital discharge
Participants are observed for any complications related to intubation and recovery after surgery.
Approximately 1 to 2 visits
Total: 1 location
1
Başakşehir Çam and Sakura City Hospital
Başakşehir, Istanbul, Turkey (Türkiye), 34480
Actively Recruiting
E
EMINE OZCAN, Anesthesiologist
H
HILAL AKÇA, Anesthesiologist
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
1
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Osman Karakus, Cengiz Kaya, Faik Emre Ustun...
https://pubmed.ncbi.nlm.nih.gov/25435415Krishnakumar Mathangi, Jacob Mathews, Chandrasekar D Mathangi
https://pubmed.ncbi.nlm.nih.gov/30078857