An 11-year-old female spayed Jack Russell has itchy backside and lower body. Why?

Apr 2, 2019
The Jack Russell is obese and the back part of the body has been itchy for the past 3 months. Why?

(Youtube does not like the word "genital").



BLOOD TEST Mar 31, 2019

Significant result is the increase in liver enzymes.
 and high total cholesterol 8.8 mmol/L (3-6.6)


Trigylceride 3.0 mmol/L (0.3 - 3.3) is normal.


Liver
ALT/SGOT  169 U/L  is high (normal value is less than 59) 

Kidney has lower than normal values of:

Urea  3.3 mmol/L (4.2 - 6.3)
Creatinine 66 umol/L (89-117)