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esoph path 2
pathology ch 5 esophagus 2
Question | Answer |
---|---|
Zencker’s diverticula occur where? | posterior upper esophagus |
Traction diverticula occur where? | thoracic esophagus |
Epiphrenic diverticula occur where? | in the distal 10cm of the esophagus |
Esophageal varices | diated veins in the wall of the esophagus |
Esophageal varices are often caused by what? | increased pressure in the portal venous system, usu associated with cirrhosis |
What condition is described radiographically as “beads of a rosary”? | esophageal varices |
What percent of UGI exams indicate a hiatal hernia? | 50% |
Name the two types of hiatal hernia | sliding and intrathoracic |
How is a sliding hiatal hernia demonstrated radiographically? | by “Schantzki’s ring”, the gastroesophageal junction appearing above the diaphragm |
How is an intrathoracic hiatal hernia demonstrated radiographically? | a large portion of the stomach is seen within the thoracic cavity |
Achalasia | functional obstruction of the distal esophagus with proximal dilation caused by incomplete relaxation of the lower esophageal sphincter |
Radiographic appearance of achalasia | tapered smooth narrowing of the esophagus |
“rat tail” appearance describes what pathology? | achalasia |