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==Introduction==
Below is an overview of Anal Sac disease presenting signs and disease factors.
For individual disease information see the pages under [[:Category:Recto-Anal_-_Pathology|Recto-anal Pathology]]
The anal sacs can become [[Anal Sac Impaction|impacted]],[[Anal Sacculitis|infected]], [[Anal Sac Abscessation|abscessed]], or [[Anal Sac Adenocarcinoma|neoplastic]]. Retention of sac contents predispose to bacterial overgrowth, infection, and inflammation.
==Signalment==
Small dog [[Canine Breeds - WikiNormals| breeds]] and German Shepherd dogs are predisposed to anal sac disease, large dogs and cats are rarely affected. Obese dogs are also more frequently affected.
==Clinical Signs==
Include excessive licking or chewing around tail base or anus, reluctance to sit or discomfort when sitting, scooting, dyschezia if extreme, tenesmus and sometimes draining tracts are present.
==Predisposing Factors==
Disease factors leading to anal sac disease include faecal consistency, looser faeces tend to result in retention of sac contents, diet, poor muscle tone, inactivity, obesity, generalized seborrhoea, oestrus and anal furunculosis.
{{Learning
|literature search = [http://www.cabdirect.org/search.html?it=any&q1=%22Anal+Sac%22&calendarInput=yyyy-mm-dd&occuring1=title&show=all&rowId=1&options1=AND&start=10&publishedend=yyyy&la=any&publishedstart=yyyy&y=11&x=39 Anal Sac Disease publications]
|flashcards = [[Small Animal Dermatology Q&A 21]]
|Vetstream = [https://www.vetstream.com/canis/Content/Factsheets/Factsheet051.asp Anal sac disease]
}}
==References==
Ettinger, S.J, Feldman, E.C. (2005)''' Textbook of Veterinary Internal Medicine''' (6th edition, volume 2)W.B. ''Saunders Company''
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[[Category:Recto-Anal_-_Pathology]]
[[Category:Rectal and Anal Diseases - Cat]]
[[Category:Rectal and Anal Diseases - Dog]]
[[Category:Expert_Review]]