List of the Quiz
About Author | |
Authors | Yedaun Lee |
Institution | Haeundae Paik Hospital |
chosai@hanmail.net |
About Case | |||
Chief complaint or Title |
Abdominal pain | ||
Age | 44 | Sex | F |
Difficulty | For student, For resident | ||
Modality | CT |
Case Figures | |||||||||
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Questions | ||
What is your diagnosis? |
Answer | |||
Diagnosis | Ruptured appendiceal mucinous neoplasm with pseudomixomy peritonei | ||
Comments | Pathologic diagnosis : low grade mucinous neoplasm
Appendiceal mucinous neoplasm frequency : 0.1 - 0.4 % of all appendeceomy specimuns 49% symptomatic : malignant appendiceal mucnious neoplasm more frequently become symptomatic - abeominal pain, palpable abdominal mass, abdominal disension, weight loss Imaging findings - round, thin-walled, encapsulated cystic mass - comjunicates with cecum - content : homogenous, water-soft tissue attenuation (mucin or debris) - calcifications of appendiceal wall (~50%)
Rupture of mucinous neoplasm cause pseudomyxoma perionei - diffuse, gelatinous, cellular ascites US : thick gelatinous fluid usually not mobile with maneuver CT : mass-effect and distortion of bowel, scalloping of surfaces of solid organ |
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References | |||
Keywords | Appendix, mucinous neoplasm, pseudomyxoma peritonei | ||
Attachment File | - |
Number of Applicants : 39
Correct Answer | 28 |
Higashi-Ohmi General Medical Center | Akitoshi Inoue |
KSAR | Dr K |
Mallinckrodt Institute of Radiology | Naganathan Mani |
University of Tokyo Hospital | Toshihiro Furuta |
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