Sorry for my ignorance, but what are HCM and PKD?
Hypertrophic Cardiomyopathy - its a heart condition (my Sam has it
![Sad :(](https://www.purrsinourhearts.co.uk/Smileys/purrs smilies/sad.gif)
) and Polycystic Kidney Disease (sadly I lost two of my persians to this
![Sad :(](https://www.purrsinourhearts.co.uk/Smileys/purrs smilies/sad.gif)
- it causes cysts on the kidneys, and sometimes other organs, and leads ultimately to renal failure, although my Suzie and Jasper were both about 14 when I lost them, it can cause early renal failure)