The use of Ribavirin to treat chronic hepatitis C in patients receiving azathioprine has been reported to induce severe pancytopenia and may increase the risk of azathioprine-related myelotoxicity. Inosine monophosphate dehydrogenase (IMDH) is required for one of the metabolic pathways of azathioprine.
There are several common underlying causes of kidney disease. 1  In older cats Interstitial Nephritis is most frequently seen. 2  Polycystic Kidney Disease (PKD) is a very common problem in Persian cats - 20-30% of them can be affected. 3  Tumours are occasionally seen in middle-aged and older cats.
Causes Causes of kidney infection. A kidney infection is usually caused by bacteria such as Escherichia coli (E. coli), which live in your bowel. The bacteria can get into your urinary tract if they spread from your anus to your urethra.auses Causes of kidney infection. A kidney infection is usually caused by bacteria such as Escherichia coli (E. coli), which live in your bowel. The bacteria can get into your urinary tract if they spread from your anus to your urethra.