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Fig. 2 | BMC Anesthesiology

Fig. 2

From: The accuracy of ultrasound to predict endotracheal tube size for pediatric patients with congenital scoliosis

Fig. 2

The anatomy of the airway at the level of the cricoid cartilage in the ultrasound image. The cricoid cartilage is a round hypoechoic structure (A) with hypoechoic edges (B and C).The air-column appeared hypoechoic and created a posterior acoustic shadow. The mucosa-air interface created a hypoechoic edge. Solid arrow represents the transverse diameter of the air-column at the level of cricoid cartilage

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BMC Anesthesiology

ISSN: 1471-2253

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