GI

Question 1

In barrets esophagus, ____ change to ___

Answer 1

squamous cells, columnar cells

Question 2

how should biopsies from barrets esophagus be taken?

Answer 2

-every 1 cm along the segment from all four quadrants of the esophageal wall

Question 3

biopsy from barrets esophagus shows lack of dysplasia. Follow-up?

Answer 3

-repeat OGD in 6-12 months to confirm lack of dysplasia, then every 3-5 years

Question 4

biopsy from barrets esophagus shows low grade dysplasia. Follow-up?

Answer 4

• repeat in 6 months

- endoscopic radiofrequency ablation and endoscopy every 6-12 mo

Question 5

biopsy from barrets esophagus shows high grade dysplasia. Follow-up?

Answer 5

-endo