Companion Animal Welfare

Cat Hyperthyroidism Quality of Life Management

Hyperthyroidism is the most common endocrine disease of older cats - treatment dramatically improves quality of life when managed appropriately.

Key Facts

Hyperthyroidism affects approximately 10% of cats over 10 years old
Common signs include weight loss, increased appetite, vocalisation, and hypertension
Radioactive iodine is the most effective and curative single treatment
Methimazole controls the condition medically but requires lifelong administration
Concurrent kidney disease may be unmasked after treatment - monitoring is essential

Welfare Considerations

Untreated hyperthyroidism causes progressive deterioration including cardiac disease, hypertension, and declining quality of life. Early diagnosis and appropriate treatment significantly extend comfortable, happy life for affected cats.

What You Can Do

Have senior cats over 10 years old checked annually for hyperthyroidism
Discuss treatment options with your vet including radioactive iodine curative therapy
Monitor treated cats for concurrent kidney disease requiring dietary adjustment