Sonography of the Floor of the Mouth: Anatomic Highlights, Pitfalls, and Normal Variants

Neck sonography is well-established as a primary imaging tool for the evaluation of the thyroid gland and thyroid-related pathologies. However, there are other structures within the head and neck that may be thoroughly evaluated sonographically, avoiding the need for more costly and time-consuming imaging modalities. The authors seek to tout the prowess of ultrasound beyond the typical confines of the thyroid, focusing on the sonography of the floor of the mouth.