Colon tumor - Lipomatosis of colon

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Colon tumor

Mesenchymal tumors

Lipomatosis of colon

Reviewers: Charanjeet Singh, M.D. (see Reviewers page)
Revised: 16 May 2012, last major update May 2012
Copyright: (c) 2003-2012, PathologyOutlines.com, Inc.

General
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● Also called lipohyperplasia
● Clinically may resemble tumor
● Uncommon
● Localized - usually asymptomatic
● Diffuse - may cause obstruction, hemorrhage or diarrhea

Case reports
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● 26 year old woman with hyperplasia of epiploic appendages (Ann Ital Med Int 1995;10:55)
● 26 year old woman with neurofibromatosis (Leber Magen Darm 1988;18:265)
● 32 year old man with lipomatosis causing intussusception (Indian J Gastroenterol 2003;22:151)
● 33 year old man with diverticulosis (Dis Colon Rectum 2000;43:1767)
● 67 year old man with lipoomatosis involving all intrapelvic organs (Urologe A 2003;42:1244)
● 75 year old woman with coexisting well differentiated liposarcoma (Hepatogastroenterology 1998;45:2151)

Gross description
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● Polypoid masses of fat covered by normal mucosa

Micro description
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● Infiltration of fat into submucosa

Additional references
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● Minerva Gastroenterol Dietol 1998;44:207

End of Colon tumor > Mesenchymal tumors > Lipomatosis of colon

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