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'''Colonic cast''' is a soughed off fragment of colonic wall due to [[colonic ischemia]]. | {{ Infobox diagnosis | ||
| Name = {{PAGENAME}} | |||
| Image = Colonic cast -- low mag.jpg | |||
| Width = | |||
| Caption = Colonic cast. [[H&E stain]]. (WC) | |||
| Synonyms = | |||
| Micro = ischemic colorectal wall (ghost-like crypts without nuclei, muscle without nuclei), mild inflammation | |||
| Subtypes = | |||
| LMDDx = [[infectious colitis]] | |||
| Stains = | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = membranous material, fish bladder-like | |||
| Grossing = | |||
| Staging = | |||
| Site = [[colon]] | |||
| Assdx = [[ischemic colitis]], [[atherosclerosis]] | |||
| Syndromes = | |||
| Clinicalhx = typically post-AAA repair or after colorectal surgery | |||
| Signs = | |||
| Symptoms = | |||
| Prevalence = rare | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = | |||
| Prognosis = benign | |||
| Other = | |||
| ClinDDx = [[fecal material]] | |||
| Tx = see ''[[ischemic colitis]]'' | |||
}} | |||
'''Colonic cast''', also '''colon cast''', is a soughed off fragment of colonic wall due to [[colonic ischemia]]. | |||
==General== | ==General== | ||
*Rare. | *Rare. | ||
* | *Due to [[colonic ischemia]].<ref name=pmid25216411>{{Cite journal | last1 = Abe | first1 = S. | last2 = Yamaguchi | first2 = H. | last3 = Murono | first3 = K. | last4 = Kanazawa | first4 = T. | last5 = Ishihara | first5 = S. | last6 = Sunami | first6 = E. | last7 = Watanabe | first7 = T. | title = Passage of a sigmoid colon cast in a patient with ischemic colitis. | journal = Int Surg | volume = 99 | issue = 5 | pages = 500-5 | month = | year = | doi = 10.9738/INTSURG-D-14-00066.1 | PMID = 25216411 }}</ref> | ||
**Typically post-AAA repair or after colorectal surgery.<ref name=pmid17564753>{{Cite journal | last1 = Erguney | first1 = S. | last2 = Yavuz | first2 = N. | last3 = Ersoy | first3 = YE. | last4 = Teksoz | first4 = S. | last5 = Selcuk | first5 = D. | last6 = Ogut | first6 = G. | last7 = Dogusoy | first7 = G. | last8 = Alver | first8 = O. | title = Passage of "colonic cast" after colorectal surgery: report of four cases and review of the literature. | journal = J Gastrointest Surg | volume = 11 | issue = 8 | pages = 1045-51 | month = Aug | year = 2007 | doi = 10.1007/s11605-007-0194-z | PMID = 17564753 }}</ref> | **Typically post-AAA repair or after colorectal surgery.<ref name=pmid17564753>{{Cite journal | last1 = Erguney | first1 = S. | last2 = Yavuz | first2 = N. | last3 = Ersoy | first3 = YE. | last4 = Teksoz | first4 = S. | last5 = Selcuk | first5 = D. | last6 = Ogut | first6 = G. | last7 = Dogusoy | first7 = G. | last8 = Alver | first8 = O. | title = Passage of "colonic cast" after colorectal surgery: report of four cases and review of the literature. | journal = J Gastrointest Surg | volume = 11 | issue = 8 | pages = 1045-51 | month = Aug | year = 2007 | doi = 10.1007/s11605-007-0194-z | PMID = 17564753 }}</ref> | ||
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DDx: | DDx: | ||
*[[Fecal material]]. | *[[Fecal material]]. | ||
===Images=== | |||
*[http://www.ejvesreports.com/cms/attachment/2022352350/2042078454/gr1_lrg.jpg Colonic cast (ejvesreports.com)].<ref>{{Cite journal | last1 = Anaspure | first1 = RS | last2 = Cheatle | first2 = TR | title = Spontaneous Passage of a ‘Colon Cast’ Following Aortic Bypass Operation: A Case Report | journal = EJVES Short Reports | volume = 9 | issue = 5 | pages = 96-97 | month = | year = 2005 | doi = 10.1016/j.ejvsextra.2005.02.016 | PMID = | PMC = | url = }}</ref> | |||
==Microscopic== | ==Microscopic== | ||
Features: | Features: | ||
*Ischemic colorectal wall. | *Ischemic colorectal wall. | ||
===Images=== | |||
<gallery> | |||
Image: Colonic cast -- extremely low mag.jpg | CC - extremely low mag. (WC) | |||
Image: Colonic cast -- very low mag.jpg | CC - very low mag. (WC) | |||
Image: Colonic cast -- low mag.jpg | CC - low mag. (WC) | |||
Image: Colonic cast -- intermed mag.jpg | CC - intermed. mag. (WC) | |||
</gallery> | |||
==IHC== | |||
*AE1/AE3, desmin - may be useful to delineate the morphology. | |||
==Sign out== | ==Sign out== |
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