Maternal airway pre- and post-labor

(A) Airway picture pre-labor (Samsoon modification of Mallampati class 1 airway).
(B) Airway picture post-labor (Samsoon modification of Mallampati class 3 airway).

Reproduced with permission from: Kodali BS, Chandrasekhar S, Bulich LN, Topulos GP, Datta S. Airway changes during labor and delivery. Anesthesiology 2008; 108:357. Copyright © 2012 Lippincott Williams & Wilkins.

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