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| *'''Perforation of the gastro-intestinal tract''' due to foreign bodies, [[Intussusception|intussuscepta]], invasive [[Neoplasia - Pathology|neoplasia]], deep ulceration or dehiscence of surgical wounds or biopsy sites. Peritonitis as a result of wound dehiscence is most likely to occur 3-5 days post-operatively. | | *'''Perforation of the gastro-intestinal tract''' due to foreign bodies, [[Intussusception|intussuscepta]], invasive [[Neoplasia - Pathology|neoplasia]], deep ulceration or dehiscence of surgical wounds or biopsy sites. Peritonitis as a result of wound dehiscence is most likely to occur 3-5 days post-operatively. |
| *'''Penetration of the abdomen''' by a stick, gunshot or other foreign body. | | *'''Penetration of the abdomen''' by a stick, gunshot or other foreign body. |
− | *Rupture of an infected uterus ('''pyometra'''), [[Biliary Tract - Rupture|biliary tract]] or urinary tract. | + | *Rupture of an infected uterus ('''pyometra'''), [[Biliary Tract Rupture|biliary tract]] or urinary tract. |
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| The bacteria causing septic peritonitis or their products may spread systemically causing sepsis or endotoxaemia. | | The bacteria causing septic peritonitis or their products may spread systemically causing sepsis or endotoxaemia. |
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| ===Ultrasonography=== | | ===Ultrasonography=== |
− | This modality has a high sensitivity for the detection of free fluid in the abdomen and it may be used to identify some specific causes of peritonitis, including abscesses of organs or [[Biliary Tract - Rupture|rupture of the biliary tract]]. | + | This modality has a high sensitivity for the detection of free fluid in the abdomen and it may be used to identify some specific causes of peritonitis, including abscesses of organs or [[Biliary Tract Rupture|rupture of the biliary tract]]. |
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| Ultrasound scans can also be used to guide '''abdominocentesis'''. | | Ultrasound scans can also be used to guide '''abdominocentesis'''. |
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| Further possible tests include: | | Further possible tests include: |
| *Measurement of '''amylase''' and '''lipase''' where the cause is suspected to be [[Pancreatitis|pancreatitis]] | | *Measurement of '''amylase''' and '''lipase''' where the cause is suspected to be [[Pancreatitis|pancreatitis]] |
− | *'''Bile''' where [[Biliary Tract - Rupture|biliary tract rupture]] is suspected. | + | *'''Bile''' where [[Biliary Tract Rupture|biliary tract rupture]] is suspected. |
| *'''Creatinine''' and '''potassium''' if the effusion is thought to be a uroabdomen; creatinine levels in a peritoneal sample that are higher than serum concentrations indicate uroperitoneum. | | *'''Creatinine''' and '''potassium''' if the effusion is thought to be a uroabdomen; creatinine levels in a peritoneal sample that are higher than serum concentrations indicate uroperitoneum. |
| *'''Glucose''' and '''lactate''' should be measured; where their values are <2.8 mmol/l and >5.5 mmol/l respectively the inflammation is likely to be septic. | | *'''Glucose''' and '''lactate''' should be measured; where their values are <2.8 mmol/l and >5.5 mmol/l respectively the inflammation is likely to be septic. |
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| {{Learning | | {{Learning |
| + | |Vetstream = [https://www.vetstream.com/felis/search?s=peritonitis Peritonitis] |
| |literature search = [http://www.cabdirect.org/search.html?q=title%3A%28peritonitis%29+AND+od%3A%28cats%29+ Peritonitis in cats publications] | | |literature search = [http://www.cabdirect.org/search.html?q=title%3A%28peritonitis%29+AND+od%3A%28cats%29+ Peritonitis in cats publications] |
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