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{{Toxic megacolon}} | {{Toxic megacolon}} | ||
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==Overview== | ==Overview== | ||
Abdominal CT scan may be helpful in the diagnosis of toxic megacolon. Findings on CT scan diagnostic of toxic megacolon include dilated [[transverse colon]], loss of colonic haustrations, segmental parietal thinning,[[Intraluminal]] soft-tissue masses. | |||
==CT scan== | ==CT scan== | ||
*An CT scan may be helpful in the diagnosis of toxic megacolon. Findings on an CT scan diagnostic of toxic megacolon include:<ref name="pmid22040786">{{cite journal |vauthors=Moulin V, Dellon P, Laurent O, Aubry S, Lubrano J, Delabrousse E |title=Toxic megacolon in patients with severe acute colitis: computed tomographic features |journal=Clin Imaging |volume=35 |issue=6 |pages=431–6 |year=2011 |pmid=22040786 |doi=10.1016/j.clinimag.2011.01.012 |url=}}</ref><ref name="pmid11682295">{{cite journal |vauthors=Imbriaco M, Balthazar EJ |title=Toxic megacolon: role of CT in evaluation and detection of complications |journal=Clin Imaging |volume=25 |issue=5 |pages=349–54 |year=2001 |pmid=11682295 |doi= |url=}}</ref><ref name="Sayedy2010">{{cite journal|last1=Sayedy|first1=Leena|title=Toxic megacolon associatedClostridium difficilecolitis|journal=World Journal of Gastrointestinal Endoscopy|volume=2|issue=8|year=2010|pages=293|issn=1948-5190|doi=10.4253/wjge.v2.i8.293}}</ref><ref name="pmid1246881">{{cite journal |vauthors=Rosenberg M |title=Toxic megacolon |journal=West. J. Med. |volume=124 |issue=2 |pages=122–7 |year=1976 |pmid=1246881 |pmc=1130453 |doi= |url=}}</ref><ref name="pmid2953743">{{cite journal |vauthors=Mukai JK, Janower ML |title=Diagnosis of pseudomembranous colitis by computed tomography: a report of two patients |journal=Can Assoc Radiol J |volume=38 |issue=1 |pages=62–3 |year=1987 |pmid=2953743 |doi= |url=}}</ref> | *An [[CT scan]] may be helpful in the diagnosis of toxic megacolon. Findings on an CT scan diagnostic of toxic megacolon include:<ref name="pmid22040786">{{cite journal |vauthors=Moulin V, Dellon P, Laurent O, Aubry S, Lubrano J, Delabrousse E |title=Toxic megacolon in patients with severe acute colitis: computed tomographic features |journal=Clin Imaging |volume=35 |issue=6 |pages=431–6 |year=2011 |pmid=22040786 |doi=10.1016/j.clinimag.2011.01.012 |url=}}</ref><ref name="pmid11682295">{{cite journal |vauthors=Imbriaco M, Balthazar EJ |title=Toxic megacolon: role of CT in evaluation and detection of complications |journal=Clin Imaging |volume=25 |issue=5 |pages=349–54 |year=2001 |pmid=11682295 |doi= |url=}}</ref><ref name="Sayedy2010">{{cite journal|last1=Sayedy|first1=Leena|title=Toxic megacolon associatedClostridium difficilecolitis|journal=World Journal of Gastrointestinal Endoscopy|volume=2|issue=8|year=2010|pages=293|issn=1948-5190|doi=10.4253/wjge.v2.i8.293}}</ref><ref name="pmid1246881">{{cite journal |vauthors=Rosenberg M |title=Toxic megacolon |journal=West. J. Med. |volume=124 |issue=2 |pages=122–7 |year=1976 |pmid=1246881 |pmc=1130453 |doi= |url=}}</ref><ref name="pmid2953743">{{cite journal |vauthors=Mukai JK, Janower ML |title=Diagnosis of pseudomembranous colitis by computed tomography: a report of two patients |journal=Can Assoc Radiol J |volume=38 |issue=1 |pages=62–3 |year=1987 |pmid=2953743 |doi= |url=}}</ref><ref name="pmid8855741">{{cite journal |vauthors=Arienti V, Campieri M, Boriani L, Gionchetti P, Califano C, Giancane S, Furno A, Gasbarrini G |title=Management of severe ulcerative colitis with the help of high resolution ultrasonography |journal=Am. J. Gastroenterol. |volume=91 |issue=10 |pages=2163–9 |year=1996 |pmid=8855741 |doi= |url=}}</ref><ref name="pmid2953743">{{cite journal |vauthors=Mukai JK, Janower ML |title=Diagnosis of pseudomembranous colitis by computed tomography: a report of two patients |journal=Can Assoc Radiol J |volume=38 |issue=1 |pages=62–3 |year=1987 |pmid=2953743 |doi= |url=}}</ref> | ||
**Dilated transverse colon | **Dilated [[transverse colon]] | ||
**Loss of colonic haustrations | **Loss of colonic haustrations | ||
**Segmental parietal thinning | **Segmental parietal thinning | ||
**Intraluminal soft-tissue masses | **[[Intraluminal]] soft-tissue masses | ||
[[image:Toxic megacolon CT scan dilation.png|500px|thumb|left|CT scan showing toxic megacolon [https://radiopaedia.org/cases/toxic-megacolon-1 source: | [[image:Toxic megacolon CT scan dilation.png|500px|thumb|left|CT scan showing toxic megacolon [https://radiopaedia.org/cases/toxic-megacolon-1 source:Case courtesy of Dr Sinéad Culleton, Radiopedia]]] | ||
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[[Category: | [[Category:Radiology]] | ||
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[[Category:Gastroenterology]] | |||
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[[Category:Disease]] | |||
Latest revision as of 15:24, 21 December 2017
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Toxic Megacolon Microchapters |
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Diagnosis |
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Treatment |
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Case Studies |
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Toxic megacolon CT On the Web |
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American Roentgen Ray Society Images of Toxic megacolon CT |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Farima Kahe M.D. [2]
Overview
Abdominal CT scan may be helpful in the diagnosis of toxic megacolon. Findings on CT scan diagnostic of toxic megacolon include dilated transverse colon, loss of colonic haustrations, segmental parietal thinning,Intraluminal soft-tissue masses.
CT scan
- An CT scan may be helpful in the diagnosis of toxic megacolon. Findings on an CT scan diagnostic of toxic megacolon include:[1][2][3][4][5][6][5]
- Dilated transverse colon
- Loss of colonic haustrations
- Segmental parietal thinning
- Intraluminal soft-tissue masses
References
- ↑ Moulin V, Dellon P, Laurent O, Aubry S, Lubrano J, Delabrousse E (2011). "Toxic megacolon in patients with severe acute colitis: computed tomographic features". Clin Imaging. 35 (6): 431–6. doi:10.1016/j.clinimag.2011.01.012. PMID 22040786.
- ↑ Imbriaco M, Balthazar EJ (2001). "Toxic megacolon: role of CT in evaluation and detection of complications". Clin Imaging. 25 (5): 349–54. PMID 11682295.
- ↑ Sayedy, Leena (2010). "Toxic megacolon associatedClostridium difficilecolitis". World Journal of Gastrointestinal Endoscopy. 2 (8): 293. doi:10.4253/wjge.v2.i8.293. ISSN 1948-5190.
- ↑ Rosenberg M (1976). "Toxic megacolon". West. J. Med. 124 (2): 122–7. PMC 1130453. PMID 1246881.
- ↑ 5.0 5.1 Mukai JK, Janower ML (1987). "Diagnosis of pseudomembranous colitis by computed tomography: a report of two patients". Can Assoc Radiol J. 38 (1): 62–3. PMID 2953743.
- ↑ Arienti V, Campieri M, Boriani L, Gionchetti P, Califano C, Giancane S, Furno A, Gasbarrini G (1996). "Management of severe ulcerative colitis with the help of high resolution ultrasonography". Am. J. Gastroenterol. 91 (10): 2163–9. PMID 8855741.