1. Reduction in Hyoid Bone Forward Movement in Irradiated Nasopharyngeal Carcinoma Patients With Dysphagia 
Tyng-Guey Wang, MD, Yeun-Chung Chang, MD, Wen-Shiang Chen, MD, PhD, Pei-Hung Lin, MS, SLP, Tzu-Yu Hsiao, MD, PhD 
Archives of Physical Medicine and Rehabilitation 
Volume 91, Issue 6, Pages (June 2010)
DOI: /j.apmr
Copyright © 2010 American Congress of Rehabilitation Medicine Terms and Conditions

2. Fig 1
The measurement of hyoid bone displacement, stasis of the pyriform sinuses, and opening of the CP muscle. (A) The resting position of the hyoid bone before swallowing and (B) the highest position of the hyoid bone during swallowing. The hyoid (white circle) and the third vertebra of the C-spine (black circle) are also indicated. (C) The distance of the CP muscle opening during swallowing (double arrow line) and (D) the amount of pyriform sinus stasis after swallowing by marking the areas of the pyriform sinuses with dotted lines.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2010 American Congress of Rehabilitation Medicine Terms and Conditions