B14. Dietetics of Chronic Renal Failure (Dogs, Cats)

Question 1

Cause of the problem?

Answer 1

75% of the nephrons are lost.

Caused by an abnormality or disfunction of the kideny

Question 2

Clinical signs

Answer 2

Depends on the staging
Main;
- PU/PD, vomiting, weight loss, dehydration, uremia

Oral ulceration, anaemia, osteoporosis, convulsions, death

Question 3

Diagnosis

Answer 3

Based on clinical signs, history.
o Moderate/severe non regenerative anaemia
o Serum creatinine and Pi are increases, metabolic acidosis, hypertension

At the clinic; symmetric dimethylarginine (SDMA) as a surrogate marker of glomerular filtration rate,

Question 4

Rubber jaw?

Answer 4

Caused by secondary renal hyperparathyroidism.
Than lead to CDK; Increased ca mobilisation from the bones, realinsing it into blood –> excreted by kidney

=> renal osteodystrophy of the mandible

Question 5

Nutritional management;

Answer 5

Decrease in proteins. (To prevent uremia)
 Ca: 14 – 18% (2 – 2.2 g/kg W)
 Fe: 25 – 28% (3.3 – 3.4 g/kg W)

Inc with fats and CH (ME) to make up for the reduced proteins

Dec; P, Na
Inc; K, antiox, vitB, fibers (promote gut health)
Inc CH –> helps to dec ammoina absopbed.
Omega 3+6

Question 6

What is the IRIS-KIDNEY diagnosis?

Answer 6

Staging of the degree of the disease. (1-5)

International Renal Interest Society =IRIS

Question 7

At which stage of CKD should the prescription diet feeding be starting?

Answer 7

Stage 2
(increased creatintine), SDMA

Question 8

What physical form of prescription diet should be given?

Answer 8

Moist/canned food