Table 2.
Reasons for euthanasia, categorized by estimated age groups.
| Age Group < 5 Years * | Age Group 5–10 Years * | Age Group > 10 Years * | |||
|---|---|---|---|---|---|
| Acute renal disease | 1 | Intestinal sarcoma | 2 | Renal failure | 3 |
| Tumorous cancer on chest | 1 | Saddle thrombus | 1 | Intestinal sarcoma | 1 |
| FIV positive ** | 2 | Feline hypertrophic cardiomyopathy | 1 | Complications of hyperthyroidism | 1 |
| Excessive aggression | 1 | Aggressive oral squamous cell carcinoma | 1 | Old age (estimated 20 years)—debilitation | 1 |
| Undiagnosed illness | 3 | ||||
| Other | 1 | ||||
| Total | 9 | Total | 5 | Total | 6 |
* Age at time of death, based on estimates—see text; ** positive for feline immunodeficiency virus.