Changes

*Infections such as '''pyelonephritis''', '''interstitial nephritis''' (as caused by [[Leptospirosis - Cats and Dogs|''Leptospira spp.'']] or '''granulomatous nephritis''' (as caused by the dry form of [[Feline Infectious Peritonitis]]).

*Infections such as '''pyelonephritis''', '''interstitial nephritis''' (as caused by [[Leptospirosis - Cats and Dogs|''Leptospira spp.'']] or '''granulomatous nephritis''' (as caused by the dry form of [[Feline Infectious Peritonitis]]).

*'''Glomerulonephritis''' and '''[[Amyloidosis|amyloidosis]]'''.

*'''Glomerulonephritis''' and '''[[Amyloidosis|amyloidosis]]'''.

*'''Neoplasia''', notably adenocarcinoma in dogs and lymphoma in cats.

*'''Neoplasia''', notably [[Adenocarcinoma|adenocarcinoma]] in dogs and [[Lymphoma|lymphoma]] in cats.

===Post-renal azotaemia===  

===Post-renal azotaemia===