Evaluation of PES transit abnormalities Evaluation of esophageal mucosal pathology Evaluation of esophageal motility Evaluation of obstructing esophageal pathology (web, ring, stricture) Evaluation of diverticuli Evaluation of hiatal hernia Evaluation…
Evaluation of pre-swallow PES fluoroscopic anatomy Evaluation of laryngohyoid elevation Evaluation of pharyngeal contractility Evaluation of PES opening Evaluation of the posterior cricoid region Evaluation of the posterior hypopharyngeal wall…
Fig. 5.1 Region of the upper esophageal sphincter (UES). IPC inferior pharyngeal constrictor; CPM cricopharyngeus muscle. (Gray, Henry. Anatomy of the Human Body. Philadelphia: Lea and Febiger 1918) Fig. 5.2…
Item 0 = no problem 4 = severe problem 1. I have lost weight due to my swallowing disorder. 0 1 2 3 4 2. I cannot eat out due to my swallowing disorder….
Cause Example Inflammatory/Infectious Pericoronitis Masticatory myositis Peritonsillar abscess Submucous fibrosis Traumatic Mandibular fracture Zygomatic arch fracture Neoplasm Parotid malignancy Retromolar trigone carcinoma Infratemporal fossa tumor Nasopharyngeal carcinoma Medication Phenothiazine Metachlopromide…
Measure Value (20 cc bolus) Age < 65 years Age ≥ 65 years Oropharyngeal transit time (s) 0.23 0.42 Hypopharyngeal transit time (s) 0.64 0.77 Airway closure duration (s) 0.72 0.85 PES opening duration (s)…
Fig. 6.1 Esophageal compression on anterior–posterior videofluoroscopic esophagram caused by upper esophageal sphincter (black arrows) Fig. 6.2 Diagram of thoracic compressions on the esophagus caused by the aorta and left…
Fig. 4.1 A sagittal rendering of the oral cavity and oropharynx demonstrates normal anatomic structures. CI central incisor; S symphysis of mandible; white arrowhead floor of mouth; white arrow hard…
Fig. 2.1 Positioning of the C-arm fluoroscopic unit during examination of a patient in the lateral fluoroscopic view. There is a disk of known diameter taped under the chin, a…
Fig. 3.1 Positioning for seated anterior–posterior esophagram. There is a disk of known diameter taped to the right side of the neck, a towel protecting the clothing from spilled barium,…
