Endocrinology

Question 1

According to Peterson et al. 2023 JVIM, what is the likelihood of USG being a predictor of azotaemic CKD in cats with hyperthyroidism?

Answer 1

In this study:
- High sensitivity for prediction for unmasking azotaemic renal disease in pre I131 treatment cats with USG <1.035
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Question 2

How does hyperthyroidism help to “mask” the signs of azotaemic renal disease in cats?

Answer 2

1. Increased GFR and renal blood flow reducing BUN, creatinine and SDMA
2. Reduced muscle mass reducing creatinine