Tuesday, July 23, 2013

7/23/2013

7/23/2013

Answers:
An esophageal diverticulum that forms as an outpouching through Killians triangle is called?
A) Traction Diverticulum 
B) Epiphrenic 
C) Pharyngoesophageal Diverticulum 
D) Howard's Diverticulum

This is also known as a Zenker's diverticulum. Traction diverticulum are midesophageal and epiphrenic diverticulum are located just above the diaphragm. There is no such thing as a Howard's diverticulum.

The classic appearance of the esophageal mucosa in Barrett esophagus on endoscopy is...

"Salmon Pink" unlike the normal whitish squamous epithelium of a healthy esophagus.

MC Question:
Symptoms of GERD include all of the following except.
A) Halitosis 
B) Ear pain 
C) Cough 
D) Globus 
E) All of the above are symptoms of GERD

Free Response Questions:
What is the main risk factor for esophageal SCC? Adenocarcinoma?

Quick Facts:
The most vascularized tissue in the human body is the carotid body at the bifurcation of the carotid arteries.

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