Difference between revisions of "Cap polyposis"
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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
| Image = | |||
| Width = | |||
| Caption = | |||
| Micro = polypoid lesions with caps of [[granulation tissue]] | |||
| Subtypes = | |||
| LMDDx = [[pseudomembranous colitis]], [[inflammatory bowel disease]] | |||
| Stains = | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = polypoid lesions | |||
| Grossing = | |||
| Site = [[colon]], [[rectum]] | |||
| Assdx = [[colitis cystica profunda]] | |||
| Syndromes = | |||
| Clinicalhx = rectal bleeding | |||
| Signs = | |||
| Symptoms = | |||
| Prevalence = | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = polypoid lesions | |||
| Prognosis = benign | |||
| Other = | |||
| ClinDDx = malignancy, [[inflammatory bowel disease]], other causes of rectal bleeding | |||
}} | |||
'''Cap polyposis''', also '''inflammatory cap polyposis''', is a very rare [[gastrointestinal pathology]]. | '''Cap polyposis''', also '''inflammatory cap polyposis''', is a very rare [[gastrointestinal pathology]]. | ||
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*Extremely rare. | *Extremely rare. | ||
*Benign.<ref name=pmid23416507>{{Cite journal | last1 = Mason | first1 = M. | last2 = Faizi | first2 = SA. | last3 = Fischer | first3 = E. | last4 = Rajput | first4 = A. | title = Inflammatory cap polyposis in a 42-year-old male. | journal = Int J Surg Case Rep | volume = 4 | issue = 3 | pages = 351-3 | month = | year = 2013 | doi = 10.1016/j.ijscr.2012.12.014 | PMID = 23416507 }}</ref> | *Benign.<ref name=pmid23416507>{{Cite journal | last1 = Mason | first1 = M. | last2 = Faizi | first2 = SA. | last3 = Fischer | first3 = E. | last4 = Rajput | first4 = A. | title = Inflammatory cap polyposis in a 42-year-old male. | journal = Int J Surg Case Rep | volume = 4 | issue = 3 | pages = 351-3 | month = | year = 2013 | doi = 10.1016/j.ijscr.2012.12.014 | PMID = 23416507 }}</ref> | ||
**May mimic malignancy. | |||
*Association with [[colitis cystica profunda]].<ref name=pmid24118052>{{Cite journal | last1 = Arana | first1 = R. | last2 = Fléjou | first2 = JF. | last3 = Parc | first3 = Y. | last4 = El-Murr | first4 = N. | last5 = Cosnes | first5 = J. | last6 = Svrcek | first6 = M. | title = Cap polyposis and colitis cystica profunda: a rare association. | journal = Histopathology | volume = | issue = | pages = | month = Sep | year = 2013 | doi = 10.1111/his.12292 | PMID = 24118052 }}</ref> | *Association with [[colitis cystica profunda]].<ref name=pmid24118052>{{Cite journal | last1 = Arana | first1 = R. | last2 = Fléjou | first2 = JF. | last3 = Parc | first3 = Y. | last4 = El-Murr | first4 = N. | last5 = Cosnes | first5 = J. | last6 = Svrcek | first6 = M. | title = Cap polyposis and colitis cystica profunda: a rare association. | journal = Histopathology | volume = | issue = | pages = | month = Sep | year = 2013 | doi = 10.1111/his.12292 | PMID = 24118052 }}</ref> | ||
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*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3604675/figure/fig0010/ Cap polyp (nih.gov)].<ref name=pmid23416507/> | *[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3604675/figure/fig0010/ Cap polyp (nih.gov)].<ref name=pmid23416507/> | ||
*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3710421/figure/F2/ Cap polyp (nih.gov)].<ref name=pmid23864782>{{Cite journal | last1 = Li | first1 = JH. | last2 = Leong | first2 = MY. | last3 = Phua | first3 = KB. | last4 = Low | first4 = Y. | last5 = Kader | first5 = A. | last6 = Logarajah | first6 = V. | last7 = Ong | first7 = LY. | last8 = Chua | first8 = JH. | last9 = Ong | first9 = C. | title = Cap polyposis: a rare cause of rectal bleeding in children. | journal = World J Gastroenterol | volume = 19 | issue = 26 | pages = 4185-91 | month = Jul | year = 2013 | doi = 10.3748/wjg.v19.i26.4185 | PMID = 23864782 }}</ref> | *[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3710421/figure/F2/ Cap polyp (nih.gov)].<ref name=pmid23864782>{{Cite journal | last1 = Li | first1 = JH. | last2 = Leong | first2 = MY. | last3 = Phua | first3 = KB. | last4 = Low | first4 = Y. | last5 = Kader | first5 = A. | last6 = Logarajah | first6 = V. | last7 = Ong | first7 = LY. | last8 = Chua | first8 = JH. | last9 = Ong | first9 = C. | title = Cap polyposis: a rare cause of rectal bleeding in children. | journal = World J Gastroenterol | volume = 19 | issue = 26 | pages = 4185-91 | month = Jul | year = 2013 | doi = 10.3748/wjg.v19.i26.4185 | PMID = 23864782 }}</ref> | ||
==See also== | ==See also== | ||
*[[Familial adenomatous polyposis]]. | *[[Familial adenomatous polyposis]]. | ||
Revision as of 00:03, 20 October 2013
| Cap polyposis | |
|---|---|
| Diagnosis in short | |
|
| |
| LM | polypoid lesions with caps of granulation tissue |
| LM DDx | pseudomembranous colitis, inflammatory bowel disease |
| Gross | polypoid lesions |
| Site | colon, rectum |
|
| |
| Associated Dx | colitis cystica profunda |
| Clinical history | rectal bleeding |
| Endoscopy | polypoid lesions |
| Prognosis | benign |
| Clin. DDx | malignancy, inflammatory bowel disease, other causes of rectal bleeding |
Cap polyposis, also inflammatory cap polyposis, is a very rare gastrointestinal pathology.
General
- Extremely rare.
- Benign.[1]
- May mimic malignancy.
- Association with colitis cystica profunda.[2]
Clinical - children:
- Rectal bleeding.[3]
Gross
- Abundant polypoid lesions.
- Erosions.
Microscopic
Features:[1]
- Polypoid lesions with tips or caps of granulation tissue.
DDx:
- Pseudomembranous colitis.
- Inflammatory bowel disease (Crohn's disease).[4]
Images:
See also
References
- ↑ 1.0 1.1 1.2 Mason, M.; Faizi, SA.; Fischer, E.; Rajput, A. (2013). "Inflammatory cap polyposis in a 42-year-old male.". Int J Surg Case Rep 4 (3): 351-3. doi:10.1016/j.ijscr.2012.12.014. PMID 23416507.
- ↑ Arana, R.; Fléjou, JF.; Parc, Y.; El-Murr, N.; Cosnes, J.; Svrcek, M. (Sep 2013). "Cap polyposis and colitis cystica profunda: a rare association.". Histopathology. doi:10.1111/his.12292. PMID 24118052.
- ↑ 3.0 3.1 Li, JH.; Leong, MY.; Phua, KB.; Low, Y.; Kader, A.; Logarajah, V.; Ong, LY.; Chua, JH. et al. (Jul 2013). "Cap polyposis: a rare cause of rectal bleeding in children.". World J Gastroenterol 19 (26): 4185-91. doi:10.3748/wjg.v19.i26.4185. PMID 23864782.
- ↑ Kini, GP.; Murray, I.; Champion-Young, J.; Lau, M.; Katta, V.; Thorn, M.; Schultz, MP. (Apr 2013). "Cap polyposis mistaken for Crohn's disease: case report and review of literature.". J Crohns Colitis 7 (3): e108-11. doi:10.1016/j.crohns.2012.06.005. PMID 22766527.