scholarly journals COMPARISON OF VARIOUS AIRWAY ASSESSMENT FACTORS WITH RATIO OF HEIGHT TO THYROMENTAL DISTANCE (RHTMD) IN PREDICTING DIFFICULT AIRWAY IN APPARENTLY NORMAL PATIENTS

2017 ◽  
Vol 6 (11) ◽  
pp. 902-907 ◽  
Author(s):  
Shankar D ◽  
Suresh Y V
2020 ◽  
pp. 1-2
Author(s):  
Tanya Elizabeth Cherian ◽  
M. Sathyasuba

The key to success in patients with difficult airway is effective airway assessment and meticulous planning. Making use of simple and time-tested equipment and modifying these methods accordingly enable successful airway control avoiding perioperative morbidity and mortality . We report a case of 75 year old male with posterior urethral stricture planned for perineal urethroplasty with anticipated difficult airway. The airway was managed using video laryngoscopy and the procedure was uneventful with good postoperative recovery. This case report insists on making use of other conventional methods in the effective management of an anticipated difficult airway during a pandemic.


2021 ◽  
Author(s):  
Sorravit Savatmongkorngul ◽  
Panrikan Pitakwong ◽  
Pungkava Srichar ◽  
Chaiyaporn Yuksen ◽  
Chetsadakon Jenpanitpong ◽  
...  

Abstract Objective: Difficult intubation is associated with an increasing number of endotracheal intubation attempts. Repeated endotracheal intubation attempts are in turn associated with an increased risk of adverse events. Clinical prediction tools to predict difficult airway have limited application in emergency airway situations. This study was performed to develop a new model for predicting difficult intubation in the emergency department.Methods: This retrospective study was conducted using an exploratory model at the Emergency Medicine of Ramathibodi Hospital, a university-affiliated super-tertiary care hospital in Bangkok, Thailand. The study was conducted from June 2018 to July 2020. The inclusion criteria were an age of ≥15 years and treatment by emergency intubation in the emergency department. Difficult intubation was defined as a Cormack–Lehane grade III or IV laryngoscopic view. The predictive model and prediction score for detecting difficult intubation were developed by multivariable regression analysis.Results: During the study period, 617 patients met the inclusion criteria; of these, 83 (13.45%) had difficult intubation. Five independent factors were predictive of difficult intubation. The difficult airway assessment score that we developed to predict difficult airway intubation had an accuracy of 89%. A score of >4 increased the likelihood ratio of difficult intubation by 7.62 times.Conclusion: A difficult airway assessment score of >4 was associated with difficult intubation.


Author(s):  
Jules Cranshaw ◽  
Tim Cook

This chapter discusses the assessment and management of the airway. It begins with methods of assessing the airway and describes the approach to the unanticipated difficult airway. Topics covered include failed intubation, techniques for managing the anticipated difficult intubation, the cannot-intubate-cannot-ventilate scenario, the management of the obstructed airway, rapid sequence induction, inhalational induction, and awake fibreoptic intubation. It concludes with a discussion of extubating the patient after a difficult intubation.


2019 ◽  
pp. 153-176
Author(s):  
Richard Craig

Management of the difficult paediatric airway is described in this chapter. Airway assessment and a structured approach to planning for the anticipated difficult airway are the essence of the chapter. This includes a plan for induction of anaesthesia, a plan for laryngoscopy and intubation, and a plan for safe extubation. Detailed, step-by-step guides describing the techniques for intubation using a flexible bronchoscope, Macintosh-style video laryngoscope, and rigid optical stylet are provided. The conditions commonly associated with the difficult paediatric airway are classified according to the mechanism by which they cause difficulty.


2016 ◽  
Vol 31 (3) ◽  
pp. 513-530 ◽  
Author(s):  
Justin S. Fulkerson ◽  
Heather M. Moore ◽  
Tristan S. Anderson ◽  
Robert F. Lowe

Author(s):  
Dr. Vishal Koundal

Background: Airway assessment is an essential aspect of preanaesthetic assessment. Presently, prediction of difficult airway is based on clinical assessment of airway. Methods:  Prospective Observational conducted at Department of Anesthesiology, Dr. RPGMC Kangra at Tanda, Himachal Pradesh. Results:  It was observed that 44% patients (n=88) were in grade 2 followed by 27 % (n=54) in grade 1, grade 3 was observed in 24.5% patients (n=49) whereas Cormack Lehane grade 4 was seen in 4.5% patients (n=9) Conclusion: The thyromental distance was more than 6.5 cm in the majority of patients (87.5%) while 12.5% had a thyromental distance less than 6.5 cm. There was a significant difference in Thyromental distance between different Cormack Lehane grades (P=0.001) Keywords: Ultrasound, endotracheal intubation, direct laryngoscopy


2020 ◽  
pp. 325-354
Author(s):  
Stephen Morris ◽  
Rhidian Jones

There will always be the need to give GA to pregnant womrn, and it is paramount that the obstetric anaesthetist is well prepared to perform a GA quickly and safely. This chapter reviews the current evidence, drugs, and conduct of GA for CS, with emphasis on exemplary communication within the delivery suite team and meticulous airway assessment to identify features suggestive of additional anticipated difficulty. A helpful ‘pre-induction’ checklist illustrates the need for team-based communication in preparation and planning to mitigate against complications following induction. The latest guidelines from the Obstetric Anaesthetists' Association and Difficult Airway Society on the management of failed intubation and ventilation have been included. The chapter also includes up-to-date information on accidental awareness in obstetric surgery from NAP4, and the steps to avoid and manage aspiration if it occurs.


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