GI Quiz 1 - Obstructive Disorders

Question 1

What are 3 types of obstructive disorders?

Answer 1

1. LE/Schatski’s Ring(s)
2. Eso. Webs (i.e. Plummer-Vinson Syndrome, Paterson Kelly Syndrome, Sideropenic Dysphagia)
3. Dysphagia Lusoria

Question 2

What is are LE Rings?

Answer 2

2-4 mm mucosal stricture, congenital, causing ring like narrowing of distal eso. @ squamocolumnar junc.

Question 3

What are Esophageal Webs?

Answer 3

Thin mucosal memb. that grows across lumen of eso., usu in upper eso.

Question 4

What causes dysphagia lusoria?

Answer 4

Compression of eso. from several congenital abnormalities (usu. aberrant R subclavian Art.)

Question 5

What is a rare cause of Eso. Webs related to a deficiency?

Answer 5

Severe, unTx iron deficiency anemia (Plummer-Vinson Syndrome)

Question 6

What is the common work-up for all obstructive disorders?

Answer 6

Barium swallow!

Question 7

What bonus workup does Dysphagia Lusoria get to absolutely Dx?

Answer 7

Arteriography!

Question 8

What are the SSx for LE rings vs. Eso. Webs?

Answer 8

LE Rings: intermittent dysphagia for solids (meat/dry bread), +25 y/o

Eso. Webs: dysphagia for solids