Difficulty in laryngoscopy and intubation is seen in all except:
Modified mallampati classification 1 and 2 no difficulty Modified mallampati classification 3 and 4 difficulty in intubation. Mallampati classification - Standard for assessing the relationship of the tongue size relative to oral cavity. Rest all are predictors of difficult airway 1. Interincisor gap of <3 indicates inadequate mouth opening. 2. Upper lip bit test negative again predictor of difficult airway 3. Cervical joint immobility indicates difficulty in positioning.
Pre Anesthetic Evaluation
Cervical joint immobility
Modified mallampati class 2
Upper lip bite test negative.
Interincisor gap of <3cm
Modified mallampati class 2