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Flashcards in Anal and Perianal Dz Deck (67)
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1

where is the rectal blood supply

iliac artery

2

what lymphs nodes can be felt for rectal cancer

inguinal lymph nodes

3

where does the anal canal stand and end?

start at dentate line
ends at anal verge

4

what cause perirectal abscesses?

Columns of morgagni each with crypts

5

most common symptom of rectal cancer?

bleeding

6

can you do radiation on rectal cancer patients?

yes, helps reduce size before removal

7

what do you do for Lesions in the middle and upper third of the rectum

low anterior resection (LAR)

8

For lower third rectal cancers
Rectum and anus removed
Permanent colostomy

Abdominal perineal resection (APR)

9

Protrusion of the full thickness of the rectal wall through the anus – concentric rings

full thickness rectal prolapse

10

prolapse w/ Only the mucosa protrudes from the anus

mucosal prolapse

11

when do rectal polapses peak?

Peaks in occurrence are noted in the fourth and seventh decades of life, and most patients (80-90%) are women

12

tx for rectal prolapse

abomdinal appraoch- anterior resection w/ rectopexy

13

what do you need to do before surgical tx for rectal prolapse

colonscopy pre-op to exclude CA

14

most common anorectal problem?

hemorrhoids

15

vascular connective tissue originating above the dentate line

internal hemorrhoids

16

vascular complexes underlying the richly innervated anoderm (below the dentate line)

external hemorrhoids

17

External hemorrhoids become symptomatic with

thrombosis

18

Internal hemorrhoids become symptomatic when the internal complex becomes chronically ________ or the tissue prolapses into the anal canal

engorged

19

pain complaints w/ internal hemorrhoids

bleeding and itching

20

internal hemorrhoid w/ bleeding w/o prolapse

stage 1

21

internal hemorrhoid bleeding w/ prolapse but reduce sponatenously

stage 2

22

internal hemorrhoid bleeding with prolapsed that require manual reduction

stage 3

23

internal hemorrhoid prolapsed and cannot be reduced

stage 4

24

what are hemorrhoids associated w/

associated with constipation, chronic diarrhea, straining, pregnancy, pelvic masses, and family history

25

what should you rule out w/ rectal bleeding

r/o CA and IBD

26

Bright red blood per rectum on TP or outside of stool
Mucous discharge
Rectal fullness or discomfort

internal hemorrhoid

27

Sudden severe perianal pain
Perianal mass

external hemorrhoids

28

medical tx for hemorrhoids

treat constipation or diarrhea
stool softeners and bulking agents
exercise

29

tx for internal hemorrhoids

elastic band ligation

30

what is injection sclerotherapy doen for?

1st and 2nd degree internal hemorrhoids