Appy Flashcards
how many people have an appendectomy in their life
1-6 or 7
what does the appendix arise from?
Arises from junction of taeniae
artery supply to the appendix
Appendiceal artery
there are a high number of what cells in the appendix
High number of argentiffin (APUD) cells
(live in circle around base)
inflammation pinches off lumen to appendix
what is associated w/ appendicitis in elderly
Associated with low fiber intake in elderly
what is associated w/ appendicitis in children
recent illness (can pinch off lumen of appendix)
what allows for perf of the appendix
gangrene- bacteria can eat through dead tissue
w/ appendicitis temp is rarely over what?
38 degrees C
course of illness w/ appendicitis is less than how many days
3 days
where does a retrocecal appendix present
ontop of psoas muscle (positive psoas sign)
with rapid RLQ pain what should you suspect
hemorrhagic ovarian cyst
what does a pregnant women w/ a possible appy usually get?
MRI
will be an open appendectomy if after 20-22 weeks
if you suspect a wall-off perforated appendix what do you do?
put a percutaneous drain in
don’t operate- tissue won’t hold staples would have to take away a lot more tissue
do elective appy 6 weeks later (interval appendectomys)
who is US good in for appy?
kids
what will a plain film show w/ an appy
fecalith (10% of the time)
