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Ain-Shams Journal of Anesthesiology

Table 2 Modified Cormack-Lehane Grade classification

From: Preoperative ultrasonographic evaluation of the airway vis-à-vis the bedside airway assessment to predict potentially difficult airway on direct laryngoscopy in adult patients—a prospective, observational study

CL grade

Direct laryngoscopy view

1

Visualization of the entire laryngeal aperture

2a

Partial view of glottis

2b

Only posterior extremity of glottis seen or only arytenoid cartilages

3

Visualization of only the epiglottis

4

Visualization of only the soft palate (neither epiglottis, nor glottis is seen)

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