IBD surgery Flashcards
what is an ileostomy?
procedure where end of ileum is diverted through a stoma in the abdomen
what is a colostomy?
end of large intestine is diverted through a hole in the abdomen
when is elective surgery indicated in UC?
medically unresponsive intolerable dysplasia/malignancy growth retardation in children attempted resolution of extra-intestinal disease
what is the surgery for UC?
proctocolectomy with either:
- end ileostomy
- pouch
- ileorectal anastamosis
what is a pouch in a proctocolectomy?
folded/stapled part of intestine that acts as a reservoir (not a rectum) Popular with younger patients 3 types - J pouch (common) - W pouch - S pouch
what are the problems with a pouch?
not a rectum so still several bowel movements per day
minor incontinence
what complications can arise from proctocolectomy with pouch?
immediate - bleed - enterotomy - anaphylaxis early - urinary dysfunction - wound infection - pelvic abscess - anastomotic leak - atelectasis - ileus - portal vein thrombosis Late - impotence - infertility - pouchitis - DVT/PE - small bowel obstruction
how common are UC emergency surgeries?
20% overall
50% in severe attacks
what surgery is used in emergencies for UC?
subtotal colectomy
what is a subtotal colectomy?
partial resection of large bowel
laparoscopic or open
rectal stump can be brought out as mucous fistula
who would you approach a problem of the rectum?
stay away in acute flare up, only proceed when quiescent
removal of colon tends to settle rectal disease so no rush to act on rectum
Can manage with meds (predfoam enemas etc)
what can a toxic megacolon cause?
sepsis
distension
pain
can perforate and be fatal so requires decompression
what are the indications for surgery in crohns?
stenosis causing obstruction enterocutaneous fistulas intra-abdominal fistulas abscesses bleeding (acute or chronic) Free perforation
what surgery is performed for crohns?
resection
stricturolplasty
what surgery is performed for duodenal or pyloric stenosis?
gastrojejunostomy
connects jejunum to stomach to food bypasses obstruction