Difficult Airways

From Ron Walls, MD – Difficult Airway course

Difficult Laryngoscopy: LEMON
Look externally
Evaluate:
– 3 finger mouth opening
– 3 finger thyromental distance
– 2 finger supralaryngeal space
Mallampati – class 1-2 best
Obstruction or Obesity
Neck mobility – ? extend

Difficult BVM Ventilation: MOANS
Mask seal
Obstruction/Obesity
Age > 55
No teeth
Stiff lungs (COPD, asthma, ARDS)

Difficult Extraglottic Device Insertion: RODS
Restricted mouth opening
Obstruction/Obesity
D
S

Difficult Surgical Airway: SHORT
Surgery hx
Hematoma
Obstruction (where?)/Obesity
Radiation tx hx
Tumor or mass (disortion, bleeding)

Airway World website
EMCRIT.com

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