Abdo infection Flashcards
1
Q
2 forms of infected abdomen
A
- peritonitis
2. abdo abscess
2
Q
def of peritonitis
A
infected material in one region or all over peritoneaum
3
Q
2 sources
A
1ry source - unimicrobial
2ry source -from amspill
4
Q
def. abscess
A
local collection of pus
5
Q
1 most common and 3 less common sources of infection in gut
A
common - GI bact. leak uncommon - via portal blood - via biliary ascent - via systemic blood (hematogenous)
6
Q
how does perionitis spread
A
fluid flow, resp, gravity
7
Q
3 classes of abscesses
A
- intrapertoneal
- retropertoneal
- visceral
8
Q
4 mechs by which bugs get in
A
- perf - always
- ischemia -usually
- inflammation - usually
- obstruction - sometimes
9
Q
3 possible body responses to leaks
A
- acute inflammation
- lymphatics absorb>reticulo-endothelial uptake>blood
- systemic inflammation
10
Q
functions of inflammation
A
- kills microbes
- fibrin deposition
pain
11
Q
3 options once infected
A
- resolve - young and healthy
- perdistence - complex abdo
- death overwhelming ifection
12
Q
common signs
A
- pain, tenderness, rebound
- ileus
- systemic fever, chills
13
Q
3 exeptions to rule that all peritonitis is from gut
A
- pancreatitis
- ruptured AA
- primary peritonitis
14
Q
2 times peritonitis may not need operation
A
- perforated ulcer
2. scope perf
15
Q
prog. in 2ry peri
A
20-30% die
