Colorectal Surgery Flashcards Preview

Alimentary System > Colorectal Surgery > Flashcards

Flashcards in Colorectal Surgery Deck (17)
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1
Q

what is the general function of the colon and rectum?

A

> fluid and electrolytes balance
waste management
continence

2
Q

what arteries supply the colon?

A

superior and inferior mesenteric

3
Q

going from the stomach to the colon how does the log concentration of all anaerobes change?

A

it increases

4
Q

what can require surgical intervention?

A
> tumours
> inflammation
> degeneration
> abnormal function
> congenital
5
Q

give examples of inflammatory problems that may lead to surgery

A

> ulcerative colitis

> crohn’s disease

6
Q

name a degenerative condition that can may lead to surgery

A

diverticular disease

7
Q

what abnormal function could lead to surgical intervention?

A

> constipation
incontinence
IBD

8
Q

name two congenital conditions that can be managed with surgery

A

> atresia

> Hirchsprungs disease

9
Q

what may patients present with in colon and rectal conditions?

A

> change in bowel habit/continence
bleeding
pain
non-intestinal manifestations

10
Q

what type of pain is poorly localised?

A

visceral

11
Q

what tissue are visceral pain receptors located in?

A

smooth muscle

12
Q

how are visceral pain impulses communicated?

A

afferent impulses travel through sympathetic fibres accompanying segmental vessels

13
Q

what investigations can be carried out for colonic cancer?

A

> endoscopy (colonoscopy and biopsy)
contrast imaging (barium enema)
CT / CT colonography
MRI

14
Q

what should be considered for treatment of colonic cancer?

A

> resection
restoration of continuity
preservation of function
faecal diversion (stoma)

15
Q

describe teach-back when gaining informed consent

A

> patient repeats in their own words what they need to know
test how well YOU explained the concept
chance to check understanding, and reteach information
NOT SHAMING TO THE PATIENT

16
Q

what is important for the success of bowel anastomosis?

A
> tension free
> well perfused
> well oxygenated
> clean surgical site
> acceptable systemic state
17
Q

what complications can arise from colorectal surgery?

A
> anaesthetics related
> bleeding
> sepsis
> VTE
> anastomotic breakdown
> small bowel obstruction
> wound hernia