lower GI pathology

Question 1

Sx of large bowel pathology

Answer 1

Disturbance of normal function - diarrhoea, constipation
Bleeding
Perforation/fistula formation
Obstruction
+- systemic illness

Question 2

definition of perforation

Answer 2

open into open space

Question 3

definition of perforation

Answer 3

open into open space

Question 4

definition of fistula

Answer 4

connection between 2 organs

Question 5

definition of fistula

Answer 5

connection between 2 organs

Question 6

definition of sinuses

Answer 6

opening onto the surface eg perineal sinus

Question 7

congenital disorders effecting the large bowel

Answer 7

atresia/stenosis
- Failure to develop at all - agenesis
- Atresia - ? No communication betweeon one bit of bowel and the other
Very thin - stenosis

duplication - 2 bits of gut

Question 8

summarise Hirschsprung’s disease

Answer 8

Absent of ganglion cells from submucousal and myenteric plexus
Starts in rectum - fails to dilate
Extends more prox

Most male

Association trisomy 21 (also duodenal atresia)

Don’t pass meconium early, or constipated later