CKD BIBLE
The CKD Bible
From diagnosis to the last day, in the order you need it.
↻
A living book.
This isn't finished and won't be — IRIS 2026 criteria change, and so does this.
Treatments under review today may read differently in a year.
Last updated 13 Sep 2026
Part 1 · What to know first
01 The day of diagnosis What to do right now 4
The day of diagnosis — what to do today
What the kidneys actually do — and why this happened to your cat
Acute kidney injury vs chronic kidney disease — what differs
Is feline kidney disease inherited? — one in five is born carrying the risk
Planned
Acute kidney injury, in full Cats born with one kidney, or with malformed kidneys02 Reading the numbers CRE · SDMA · BUN · phosphorus · potassium · HCT · UPC 2
How to read kidney values on a cat blood test — creatinine, BUN, SDMA, phosphorus
What is creatinine? — reading one number properly
Planned
The checklist — the values you must know03 Stage and goals IRIS staging · proteinuria and blood pressure substaging 2
04 Saying goodbye Quality of life · pain relief · deciding · afterwards 1
Saying goodbye — measuring quality of life, deciding, and after
Because diagnosis often comes late, some families reach this while still learning. So it sits near the front, not the back.
Part 2 · Managing
05 Feeding Renal diets · phosphorus · protein · moisture · choosing food 2
06 Medications and supplements Binders · adsorbents · antihypertensives · appetite stimulants 5
07 Managing complications Anemia · proteinuria · electrolytes · acidosis · pyelonephritis · stones 5
08 Managing symptoms Uremia · vomiting · poor appetite · gait · pain 2
09 When another disease comes too HCM · pancreatitis · IBD · diabetes · thyroid 1
Part 3 · Walking together
10 Doing it at home Choosing a fluid · subcutaneous fluids · measuring blood pressure 2
11 Getting the most from your vet Recheck intervals · questions · reports · red flags 1
Getting the most from your vet — recheck intervals, tests to ask for, red flags
Planned
The minimum to bring home from every visit When hospitalisation doesn't bring the values down Clinics to avoid vs clinics to choose12 New treatments Molidustat · AIM · stem cells · transplant 1
Diagnosis and treatment belong with your own vet.