Figure 2.

Suprahyoid View. (A) Suprahyoid probe placement on the subject’s neck in sagittal orientation. (B) Suprahyoid view of anterior neck with curvilinear probe in sagittal orientation and probe indicator directed cranially. The mentum of the mandible is indicated by the solid arrow and the hyoid bone is indicated by the dashed arrow. Deep to the hypoechoic mylohyoid and geniohyoid muscles (single star) lies the tongue (double star). The hyomental distance (HMD) is spanned by the double-headed arrow.