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8 Cards in this Set
- Front
- Back
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width of presacral space
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2 cm max
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where measured
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lower sacrum, L4
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what is ddx
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Fibrous tissue
recurrent cancer lipomatosis |
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hypopharyngeal tumor
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SCCa is most common
Lymphoma is next. If posterior wall is location of tumor, LYMPHOMA becomes much more likely Mets -- breast and lung |
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aphthous ulcers
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Crohn
amebiasis salmonellosis ischemia |
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sprue UGIS
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Dilation
Dilution Decrease (in number of folds in jejunum) with paradoxical increase in ileum (jejunization) |
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Sprue
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Transient self reducing intuss
INCREASED RISK OF LYMPHOMA -- must look carefull for it |
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irregularity or mass at anterior aspect of upper rectum
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IMPLIES EXTENSION OF INTRAPERITONEAL DISEASE VIA THE CUL DE SAC
So, tumors that produce ascites are likely to metastasize there -- ovarian is most common, then colon and pancreatic. Another VERY COMMON AND IMPORTANT consideration is endometriosis. |
