Thanks again all, he's a little brighter but still looking at food and then refusing it.

He did eat a few James Wellbeloved biscuits last night and this morning a tiny morsel of prawn no obvious diarrhoea signs as yet since late yesterday - fingers crossed we are turning the corner.

I also had a persian that was diagnosed with PKD when she was 16 - she lived another year. Sorry if I've already told you all this... I've spoken to so many people but you have been the most helpful I am most grateful.