Appendicitis Flashcards Preview

RB Y1 GI > Appendicitis > Flashcards

Flashcards in Appendicitis Deck (16)
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1
Q

is it a surgical emergency?

A

yes

2
Q

more common in children or adults

A

children

3
Q

histology

A

Acute neutrophilic inflammation, mucosal ulceration, pus in lumen, acute inflammation must involve muscle coat, thickened wall

4
Q

cause

A

unknown
Gut organisms invade the appendix wall after lumen obstruction by lymphoid hyperplasia, faecolith (dehydration) or filarial worms. This leads to oedema, ischaemic necrosis and perforation. Hygiene hypothesis may cause impaired ability to prevent invasion.
Tumours (rare)

5
Q

symptoms

A
epigastric pain 
anorexia 
low grade fever 
tenderness in RIF 
Rovsing
6
Q

WCC

A

increases

7
Q

describe epigastric pain

A

RIF - Mc Burneys point

classic periumbilical pain that moves to RIF

8
Q

where is McBurneys point

A

1/3 of the way between ASIS and umbilicus

9
Q

what is rovsings

A

pain in RIF when LIF palpated

10
Q

complications pneumonic thing

A

PRAFS

11
Q

complications

A
Peritonitis 
Rupture 
Abscess 
Fistula 
Sepsis 
Liver abscess
12
Q

where do tumours of the appendix originate from (which cells)

A

enterochromaffin cells

13
Q

surgery

A

laparoscopic appendectomy

14
Q

treatment

A

IV fluids and antibiotics - metronidazole and cefuroxime

15
Q

first line investigation

A

US

16
Q

in carcinoma of the appendix, where to the tumours originate form

A

enterochromaffin cells