Difference between revisions of "Amebiasis"
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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
| Image = | |||
| Width = | |||
| Caption = | |||
| Synonyms = | |||
| Micro = entamoeba histolytica: round/ovoid eosinophilic bodies ~ 40-60 micrometers in maximal dimension; found in bowel lumen, usu. ingest (whole) [[red blood cell]]s | |||
| Subtypes = | |||
| LMDDx = [[fecal material]], necroinflammatory debris | |||
| Stains = | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = | |||
| Grossing = | |||
| Site = [[colon]] | |||
| Assdx = +/-[[liver abscess] | |||
| Syndromes = | |||
| Clinicalhx = | |||
| Signs = diarrhea, blood per rectum | |||
| Symptoms = | |||
| Prevalence = uncommon | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = [[colitis]] | |||
| Prognosis = benign | |||
| Other = | |||
| ClinDDx = [[colorectal carcinoma]], [[colitis]] | |||
| Tx = | |||
}} | |||
'''Amebiasis''', also be spelled '''amoebiasis''', is an infectious disease, caused by the protozoan ''Entamoeba histolytica''. | '''Amebiasis''', also be spelled '''amoebiasis''', is an infectious disease, caused by the protozoan ''Entamoeba histolytica''. | ||
Revision as of 02:09, 9 April 2014
{{ Infobox diagnosis | Name = Amebiasis | Image = | Width = | Caption = | Synonyms = | Micro = entamoeba histolytica: round/ovoid eosinophilic bodies ~ 40-60 micrometers in maximal dimension; found in bowel lumen, usu. ingest (whole) red blood cells | Subtypes = | LMDDx = fecal material, necroinflammatory debris | Stains = | IHC = | EM = | Molecular = | IF = | Gross = | Grossing = | Site = colon | Assdx = +/-[[liver abscess] | Syndromes = | Clinicalhx = | Signs = diarrhea, blood per rectum | Symptoms = | Prevalence = uncommon | Bloodwork = | Rads = | Endoscopy = colitis | Prognosis = benign | Other = | ClinDDx = colorectal carcinoma, colitis | Tx = }} Amebiasis, also be spelled amoebiasis, is an infectious disease, caused by the protozoan Entamoeba histolytica.
General
- Infection with Entamoeba histolytica.[1]
- May mimic colon cancer.[2]
May cause:[3]
- Dysentery (diarrhea containing mucus and/or blood in the feces).
- Colitis.
- Liver abscess.
Gross
Features:[4]
- +/-Mass.
- May mimic carcinoma.[5]
- +/-Granulation tissue-like appearance.
Microscopic
Features:
- Entamoeba histolytica are round/ovoid eosinophilic bodies ~ 40-60 micrometers in maximal dimension.
- Found in bowel lumen.
- Ingest RBCs.
Image
Amebiasis - high mag. (WC/Nephron)
Amebiasis - very high mag. (WC/Nephron)
Amebiasis (WC)
.jpg)
See also
References
- ↑ URL: http://www.health.state.ny.us/diseases/communicable/amebiasis/fact_sheet.htm. Accessed on: 17 June 2010.
- ↑ Fernandes, H.; D'Souza, CR.; Swethadri, GK.; Naik, CN.. "Ameboma of the colon with amebic liver abscess mimicking metastatic colon cancer.". Indian J Pathol Microbiol 52 (2): 228-30. PMID 19332922. http://www.ijpmonline.org/article.asp?issn=0377-4929;year=2009;volume=52;issue=2;spage=228;epage=230;aulast=Fernandes.
- ↑ Mortimer, L.; Chadee, K. (Mar 2010). "The immunopathogenesis of Entamoeba histolytica.". Exp Parasitol. doi:10.1016/j.exppara.2010.03.005. PMID 20303955.
- ↑ Stuiver, PC.; Visser, LG. (Nov 1993). "[Ameboma of the large intestine and rectum].". Ned Tijdschr Geneeskd 137 (45): 2328-31. PMID 8255341.
- ↑ Ooi, BS.; Seow-Choen, F. (Apr 2003). "Endoscopic view of rectal amebiasis mimicking a carcinoma.". Tech Coloproctol 7 (1): 51-3. doi:10.1007/s101510300008. PMID 12750955.