Hyperthyroid cats are rarely presented to the veterinarian for behavioral signs, Perhaps because aggression is primarily wen when the cat is restrained, we as a profession are more likely to experience this aspect of the
disease than the cats» owners, Treating the underlying thyroid problem generally
resolves the behavioral problems however, and because onset is often insidious, it is only after the
endocrine imbalance has been addressed that the owners appreciate the deterioration in their animal's behavior.