TABLE 3.
Signalment and diagnostic imaging findings in all 50 Chihuahuas
| Signalment | Number of dogs (%) |
|---|---|
| Smooth‐haired Chihuahuas | 26 (52%) |
| Long‐haired Chihuahuas | 23 (46%) |
| Chihuahua‐mix | 1 (2%) |
| Female | 27 (54%) |
| Male | 23 (46%) a |
| Diagnostic imaging findings | |
| Chiari‐like malformation | 50 (100%) |
| Syringomyelia | 20 (40%) (syrinx width 2‐8 mm) |
| AOO | 35 (70%) |
| Mean ± SD medullary kinking index | 22% ± 8% (range, 6%‐43%) |
| Mean ± SD dorsal spinal cord compression index | 25% ± 7% (range, 9%‐38%) |
Abbreviation: AOO, atlanto‐occipital overlapping.
a
Including one castrated male.