What are the indications and contraindications for the use of the Laryngeal Mask Airway (LMA)?
Understand the Problem
The question appears to seek information about the indications and contraindications for the use of the Laryngeal Mask Airway (LMA). It discusses scenarios where the LMA is appropriate and where it should not be used, focusing on medical guidance.
Answer
Indications: improve oxygenation, failed intubation, elective anesthesia, cardiac arrest. Contraindications: aspiration risk, supraglottic anomalies, gag reflex, airway obstruction, mouth unable to open.
The Laryngeal Mask Airway (LMA) is indicated for improving oxygenation rapidly, when intubation is not possible, during elective anesthesia, and in cardiac arrest. Contraindications include risk of aspiration, supraglottic abnormalities, presence of a gag reflex, complete airway obstruction, and inability to open the mouth.
Answer for screen readers
The Laryngeal Mask Airway (LMA) is indicated for improving oxygenation rapidly, when intubation is not possible, during elective anesthesia, and in cardiac arrest. Contraindications include risk of aspiration, supraglottic abnormalities, presence of a gag reflex, complete airway obstruction, and inability to open the mouth.
More Information
LMAs are useful in situations requiring rapid airway management and are less invasive than endotracheal tubes. However, they are unsuitable for patients at high risk of aspiration or with anatomical challenges.
Tips
A common mistake is using an LMA in patients with a high risk of aspiration, which may lead to complications.
Sources
- Laryngeal Mask Airway: Overview, Indications, Contraindications - emedicine.medscape.com
- Laryngeal Mask Airway - StatPearls - NCBI Bookshelf - ncbi.nlm.nih.gov
- Advantages, Disadvantages, Indications, Contraindications and... - pmc.ncbi.nlm.nih.gov
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