By Peter C. Belafsky
The Clinician’s consultant to Swallowing Fluoroscopy is a entire source for all dysphagia clinicians. This beautifully-illustrated textual content is meant for SLP, ENT, radiology, GI, and rehabilitation experts attracted to swallowing and addresses the necessity for an updated, all-inclusive reference. issues coated comprise radiation security and defense, fluoroscopic oral, pharygeal, and esophageal section protocols and abnormalities, and target measures of timing and displacement.
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Extra info for The Clinician's Guide to Swallowing Fluoroscopy
Example text
We differentiate anatomy in this region as being a PC finding or a posterior hypopharyngeal finding. The PC region is defined as the area immediately adjacent to the posterior rim of the cricoid cartilage on the anterior wall of the esophageal inlet. 11). Posterior hypopharyngeal findings include CPM bars and diverticuli (Zenker). 10). 10. PC findings include an unremarkable PC region, a PC arch impression, a PC plication, and a cricopharyngeal web. Only webs are considered pathologic. An analysis of several hundred VFSS revealed PC findings in over 50 %.
As PCR increases, pharyngeal contractility diminishes. 25 are three times more likely to aspirate. Fig. 9 Lateral fluoroscopic view showing (a) PAhold, the pharyngeal area in the “hold” position ( white shading) and (b) PAmax, the pharyngeal area during maximum pharyngeal constriction 58 7 Objective Measures on Videofluoroscopic Swallow Studies Suggested Reading Allen J, White CJ, Leonard R, Belafsky PC. Effect of cricopharyngeus muscle surgery on the pharynx. Laryngoscope. 2010 Aug;120(8):1498–1503.
Ann Otol Rhinol Laryngol. 2006 Dec;115(12):897–901. Leonard R, Rees CJ, Belafsky P, Allen J. Fluoroscopic surrogate for pharyngeal strength: the pharyngeal constriction ratio (PCR). Dysphagia. 2011 March;26(1):13–7. Rademaker AW, Pauloski BR, Logemann JA, Shanahan TK. Oropharyngeal swallow efficiency as a representative measure of swallowing function. J Speech Hear Res. 1994 April;37(2):314–25. Yip H, Leonard R, Belafsky PC. Can a fluoroscopic estimation of pharyngeal constriction predict aspiration?