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Fundoplication and Other Antireflux Procedures

KEY FACTS Terminology Nissen fundoplication (FDP) : Complete (360°) FDP Dor FDP : Partial anterior hemi-valve Toupet FDP : Partial (270°) FDP, posterior side Belsey Mark IV repair: 240° FDP wrap around left lateral aspect Nissen-Collis procedure creates "neoesophagus" GE junction (at B ring) will be above diaphragm; intact wrap around proximal stomach (neoesophagus) will be below diaphragm Imaging Preoperative: Identify "short esophagus," hiatal hernia, ulceration,…

Esophagectomy: Ivor Lewis and Other Procedures

KEY FACTS Terminology Surgical resection of a portion of esophagus and replacement by a conduit formed by another portion of alimentary tube Imaging Many surgical options for surgical excision of esophagus Transthoracic esophagectomy: Usually performed through right intercostal approach (Ivor Lewis procedure) Other options include minimally invasive (laparoscopic; thoracoscopic) procedures Stomach is ideal conduit, as it has reliable blood supply and can reach high into thorax…

Zenker Diverticulum

KEY FACTS Terminology Pharyngoesophageal diverticulum or posterior hypopharyngeal diverticulum/outpouching Mucosal herniation through area of anatomic weakness of cricopharyngeal muscle (Killian triangle) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Schatzki Ring

KEY FACTS Terminology Annular, inflammatory, symptomatic narrowing of normal lower esophageal mucosal or B ring You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Esophageal Webs

KEY FACTS Terminology Thin mucosal fold, narrowing esophageal lumen Lacks muscle layer (unlike distal esophageal B or Schatzki ring) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Esophagus: Imaging Approach and Differential Diagnosis

Esophageal Anatomy and Terminology The esophagus is a fibromuscular tube ~ 25 cm long extending from the pharynx to the stomach. It begins at the upper esophageal sphincter, which is formed primarily by the cricopharyngeus muscle. The lower esophageal sphincter (LES) is also known as the phrenic ampulla or the esophageal vestibule and is further defined as the zone of higher resting tone or pressure. The…