Endoscopic Ultrasound Atlas
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Retroperitoneal abscesses

Pancreatic abscess Jan 30, 2005
Patient with severe acute necrotizing pancreatitis, with a suspicion of pancreatic abscess, confirmed on both CT and EUS. EUS-guided FNA of the hypoechoic lesion yielded pus, while cultures were positive for Pseudomonas aeruginosa. The patient was referred for surgical drainage which subsequently confirmed the abscess.
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Perinephretic abscess Jan 30, 2005
Patient with repeated urinary tract infections, with a suspicion of retroperitoneal abscess, located between the spleen and left kidney, posterior of the stomach, confirmed on both CT and EUS. EUS-guided FNA of the hypoechoic lesion yielded pus, while cultures were positive for E. coli. The patient was referred for surgical drainage which subsequently confirmed the abscess.
  More images / movies: Click to open it in new window (MOVIE) Click to open it in new window (MOVIE)

 

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