emDOCs.net Emergency Medicine (EM) Podcast · emDOCs.net EM Crew

Episode 128: Intubation EBM Updates Part 2

·24 min·1 clip

The 2023 NEJM device trial found video laryngoscopy improved first-pass success by 14.3% over direct laryngoscopy.

Britt Long and Manny Singh stay on intubation. They pick up where part one left off, revisiting predictors of the difficult airway, physiologic problems that can worsen peri-intubation decompensation, and pre-oxygenation plus apneic oxygenation before turning to medication and device choice. The discussion starts with induction drugs. Propofol, etomidate, and ketamine are treated as the main ED options, with propofol getting the closest look because its uses and risks deserve a careful sort. Propofol works through GABA receptors. It is used for status epilepticus, hypertensive emergencies, intracranial issues like subarachnoid or intracerebral hemorrhage, and severe alcohol withdrawal syndrome. The dose range is practical. They give a usual IV dose of 0.5 to 1 mg per kg over 10 seconds, then underline its rapid onset, short duration, and the hypotension that can follow. That caution matters. Patients who are already hypotensive, in shock, or volume depleted need a more careful plan than a routine push-and-go approach. The talk then moves to paralysis. They note that clinicians often disagree about induction and paralytic sequencing, and that one study found first-attempt failure occurred in 4.3% of patients in the paralytic-first group and 5.9% in the sedative-first group, so the plan should match a team that can actually carry it out. Next comes the airway technique. Direct laryngoscopy and video laryngoscopy are compared in plain terms, including how a hyperangulated blade differs from a standard geometry video blade and why the camera view changes what you can see. The evidence leans toward video. A 2024 meta-analysis of ED and ICU randomized trials found higher first-pass success and fewer esophageal intubations and aspiration events with video laryngoscopy, and a large 2023 New England Journal of Medicine device trial reported better first-attempt success with video laryngoscopy. The numbers help, but they are not the whole story. The episode keeps coming back to the same bedside rule: use airway predictors thoughtfully, assume the intubation may still be difficult, and keep a backup plan ready. A bougie can also help, especially for clinicians experienced with it. It closes by reinforcing confirmation of tube placement, ultrasound as an adjunct, and post-intubation sedation as non-negotiable.

As heard by us

A practical airway update that turns study data into bedside decisions.

Britt Long and Manny Singh keep the attention squarely on ED airway management, where induction choice, paralytic choice, and device choice can all shape what happens next.

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Why you'd press play

You want a tighter read on ED intubation meds, laryngoscopy, and first-pass success.

Read the full recommendation in PlayNext →

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