Esophagus

Question 1

True or false: in type I hiatal hernia, there is a defect in phrenoesophageal membrane

Answer 1

the phrenoesophageal ligament is stretched but intact

Question 2

Zenkel’s diverticulum is a true or false diverticulum?

Answer 2

false diverticulum

Question 3

Killian’s area

Answer 3

cricopharyngeus

Question 4

which parasite can cause achalasia?

Answer 4

T. cruzi

Question 5

Most common primary esophageal disorder

Answer 5

nutcracker esophagus

Question 6

True or false: left thoracoabdominal approach has excellent exposure of distal esophagus

Answer 6

true

Question 7

True or false: Sengstaken-Blakemore tube is beneficial in Mallory-Weis tears

Answer 7

Sengstaken-Blakemore tube does not help in Mallory-Weis tears and may lead to esophageal disruption

Question 8

Medical therapy for achalasia

Answer 8

CCB, nitrates, botox

Question 9

After caustic injury, when is esophagus weakest?

Answer 9

ulceration and granulation phase (3-5 days after, last 10-12 days)

Question 10

margins for adenocarcinoma

Answer 10

5 cm

Question 11

margins for squamous cell carcinoma

Answer 11

10 cm

Question 12

esophageal web is associated with what drug

Answer 12

FeSO4