Achalasia

Question 1

Pathophys due to

Answer 1

Inability to relax LES
Loss of myenteric (Auerbach’s) plexus.

Auerbach is lost in Achalasia

Question 2

Associated with

Answer 2

Chaga’s disease

Scleroderma (CREST syndrome) with esophageal dysmotility involving low pressure proximal to LES