Understanding Anesthesiology - The Global Regional Anesthesia ...

Mallampati classification
The Mallampati classification assigns a score, based on the structures visualized when the
patient is sitting upright, with the head in a neutral position and the tongue protruding
maximally. Class 1 corresponds well with an easy intubation. Class 4 corresponds well with
a difficult intubation. Classes 2 and 3 less reliably predict ease of intubation.
Class 1
Class 2
Soft palate, uvula, tonsillar
pillars can be seen.
As above except tonsillar
pillars not seen.
Class 3 Only base of uvula is seen.
Class 4
Only tongue and hard
palate can be seen.
Related Glossary Terms
Airway assessment, Cormack Lehane, Difficult airway, Direct laryngoscopy, Esophageal intubation,
Intubation
Index
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Chapter 1 - Airway Management