Dysphagia Flashcards
1
Q
What are the three divisions of the oesophagus based on musculature?
A
Striated muscle
Mixed muscle
Smooth muscle
2
Q
What is the z line?
A
transition from squamous to gastric columnar
3
Q
Three causes of dysphagia?
A
Inflammatory- tonsilitis, oesophagitis
Neurological/motility disorders- achalasia, bulbar palsy, MG
Mechanical- foriegn body, benign stricture, trauma, malignant stricture, retrosternal goitre, rolling hiatus hernia
4
Q
Three investigations for dysphagia?
A
Upper GI endoscopy
Ba swallow
manometry
5
Q
What is the pathophysiology of achalasia?
A
degeneration of myenteric plexus, reduction in peristalsis, LOS fails to relax
