GI

Question 1

What view is best for a double contrast evaluation of the duodenum?

Answer 1

Left posterior oblique

Question 2

What is the barium suispension for an upper GI?

Answer 2

250% W/V

Question 3

In double contrast upper GI compression views of the duodenum are best in what view?

Answer 3

prone?

Question 4

What is the dose threshold (rad) for radiation duodenitis?

Answer 4

5000 rad

Question 5

What are the risk factors for cholangiocarcinoma?

Answer 5

PSC, recurrent pyogenic cholangitis, clonorchis senesis, HIV, HEP b/c, EtOH, thorotrast

Question 6

Where is the A ring?

Answer 6

Above the vestibule

Question 7

Where is the B ring

Answer 7

Below the vestibule at the EG junction.

Question 8

What is defined as narrowing of the b-ring?

Answer 8

<13mm

Question 9

What is the Z line

Answer 9

Squamocolumnar junction between esophageal and gastric epithelium.

Question 10

Where is the location of zenker divertic?

Answer 10

posterior hypopharnyx

Question 11

Where is the location of kilian-jamieson tic?

Answer 11

lateral in the cervical esphagus (inf to cricopharyngeus)

Question 12

Where is the cricopharyngeus?

Answer 12

C5-C6

Question 13

High esopheageal stricture and hiatal hernia is assoicated with that?

Answer 13

Barrets

Question 14

“Ringed Esophagus”?

Answer 14

Eosinophilic esophagitis

Question 15

What does “nissen” mean in fundoplycation?

Answer 15

360 wrap

Question 16

Most common reason for recurrent reflux after nissen?

Answer 16

Slipped nissen

Question 17

Most common reason for a slipped nissen?

Answer 17

Short esophagus

Question 18

What is a short esophagus?

Answer 18

hiatal hernia which is fixed > 5cm

Question 19

What is the length criteria for a slipped nissen?

Answer 19

length of narrowed esophagus > 2cm

Question 20

What is the treatment for short esophagus?

Answer 20

collis gastroplasty

Question 21

Classic history for squamous cell CA in esophagus

Answer 21

AA male, etoh abuse, lye injection with a stricture/ulcer/mass in mid esophagus

Question 22

What is the DDX for stricutre/ulcer/mass in mid esophagus?

Answer 22

Caliac, achalsia, lye, tylosis, plumber vinson syndrome, nitroamine esposure

Question 23

What is Tylosis

Answer 23

Howel-evans syndrome, Autodominante, hyperkeytosis of the palms and soles with assoication of esophegal cancer

Question 24

What are the four assoications with plumber vinson syndrome?

Answer 24

dysphagia
iron-deficiency anaemia
weight loss
oesophageal webs or hypopharyngeal webs

Question 25

What is the classic history and location of adenoCA in the esophagus?

Answer 25

White guy, PPI use, prior hx of barrets, stricture/ulcer/mass in lower esophagus

Question 26

Difference between stage 3 and 4 esophegal ca?

Answer 26

3 within the adventitia, stage 5 invasion into adjacent strucutures

Question 27

“Cord like excresenses into esophagus”?

Answer 27

Squamous Papillomotosis

Question 28

Glycogenic Acanthosis: Who gets it? Mimics what? Cancer risk?

Answer 28

Asymptomatic elderly patients
Mimic of candidiasis
No risk of Ca
White nodules, no s/sx

Question 29

Who is at risk for candidiasis of the esophagus?

Answer 29

HIV/Transplant (Immune compromised)

Achalasia/scleroderma (motility disorders)

Question 30

What is the appearance of esophageal candidiasis

Answer 30

Vertically oriented along the long axis discrete plaque like lesions

Question 31

Difference between CMV/HIV and Herpes ulcers

Answer 31

Herpes, small, muliple discrete upper/mid esophagus with a halo

CMV/HIV large flat ulcers