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* '''Malaise'''
 
* '''Malaise'''
 
* '''[[Vomiting|Vomiting]]'''
 
* '''[[Vomiting|Vomiting]]'''
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The intensity of these signs will depend upon the time elapsed between the renal insult and presentation to the Vet. The different kinds of extra-renal systems involved will detect the kind of signs a patient may show at presentation.
    
There may also be evidence of swollen or painful kidneys on abdominal palpation, an increased or decreased heart rate, hypothermia and oral ulceration or signs of a concurrent disease.  
 
There may also be evidence of swollen or painful kidneys on abdominal palpation, an increased or decreased heart rate, hypothermia and oral ulceration or signs of a concurrent disease.  
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The most suggestive sign of severe acute renal failure is '''oliguria or anuria'''. It does not occur in all cases so should not be completely relied on for diagnosis. Bloodwork should show [[azotaemia]].  
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The most suggestive sign of severe acute renal failure is '''oliguria or anuria'''. It does not occur in all cases so should not be completely relied on for diagnosis. Bloodwork should show [[azotaemia]].
    
==Diagnosis==
 
==Diagnosis==