Lesson 21. P2 Flashcards
Acute cholecystitis comprises __% of the patients who present to emergcy department
5% so its very common
signs and symptoms ofAcute cholecystitis (4)
RUQ pain
epigastric pain
RUQ tenderness
Nausea/vomiting
Acute cholecystitis is cause by ____ in 90% of cases
stones
Acute cholecystitis women are affected more or less
3x more
age group of Acute cholecystitis
<50 years
what is positive Murphy sign
pain when moderate pressure over GB
Sonographic signs of Acute cholecystitis (8 )
gallstones, thickening of GB wall, oedematous wall, impacted stone, pericholecystic fluid collections, positive Murphy sign, intrahepatic duct dilation, Hyperemic wall
what is gangrenous cholecystitis
necrosis due to severe or prolonged acute cholecystitis
sonographic findings of gangrenous cholecystitis (4)
non-layering bands of echogenic tissue within the lumen-sloughed membranes and blood***
irregular wall –> wall is sloughing
small collections in wall
will gangrenous cholecystitis have a positive Murphy sign, why?
no because the nerves have died
GB perforation occurs in ____% of patients with Acute cholecystitis
5-10%
GB perforation is due to
prolonged inflammation from Acute cholecystitis
what is seen with GB perforation (3)
focal defect in wall and deflation of GB*****
loss of normal shape.
pericholecystic fluid collection
BG perforation can extend into liver parenchyma causing
abscess