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Table 1 Table summarising clinical and radiologic findings in Pug dogs with myelopathy apparently associated with caudal articular process (CAP) dysplasia. *SAD = spinal arachnoid diverticulum. **Vertebra affected (left/right) where a = aplastic, ‘h’ = hypoplastic and ‘n’ = normal

From: Magnetic resonance image findings in pug dogs with thoracolumbar myelopathy and concurrent caudal articular process dysplasia

Study No. Age (months) Sex Body weight (Kg) Function score (0–15) Duration of clinical signs (months) Incontinence Focal intra-medullary T2-weighted signal increase Disc degeneration Extra-dural compression Disc protrusion Intra-dural compression: SAD* Intra-dural compression: Pia-arachnoid fibrosis Syrinx or pre-syrinx Level of MRI Lesions Level(s) of CAP dysplasia**
1 110 FN 8.20 8 5 Both Yes Yes Yes No No Yes T12–13 T11a/a, T12a/a, T13 h/h
2 99 M 11.15 10 12 Urinary Yes Yes No No Yes No T12–13 T10 h/a, T11a/a, T12 h/a
3 104 FN 7.95 11 1 None Yes Yes Yes No No No T11–12 T11a/a
4 126 M 9.50 9 3 None Yes Yes Yes No No No T11–12 T10a/a, T11a/a
5 144 FN 7.80 10 24 Faecal Yes Yes Yes No No No T11–12 T11a/a, T12a/n
6 103 F 11.00 10 8 Both Yes Yes Yes No No No T11–12 T10a/a, T11a/a
7 108 MN 10.40 11 16 Faecal Yes Yes No No Yes No T10–11 T10a/a, T11 h/a, T12 h/n
8 102 FN 6.85 10 4 Faecal Yes Yes No Yes No Yes T12–13 T10a/a, T11a/a, T12a/a
9 109 F 8.88 12 3 None Yes Yes No Yes No Yes T11–12 T11a/a, T12n/h, T13n/h
10 112 M 10.05 9 30 Both Yes Yes No Yes No Yes T10–11 T10a/a, T11 h/h
11 125 FN 7.70 10 24 None Yes Yes No Yes No No T10–11 T10a/a
12 132 M 8.50 10 1 None Yes Yes Yes No No No T11–12 T10 h/a, T11a/a, T12a/a
13 64 M 14.10 11 1 None Yes Yes No No No No T11–12 T10a/a, T11 h/a, T12n/a
14 107 MN 9.50 9 15 Both Yes Yes No No Yes Yes T10–11 T10a/a, T11n/h
15 83 FN 6.59 8 4 None Yes Yes Yes No No No T12–13 T10a/a, T11 h/h, T12a/a
16 108 MN 7.90 11 5 None Yes Yes Yes No No Yes T12–13 T10a/a, T11a/a, T12a/a, T13 h/n
17 111 M 9.30 11 2 None Yes Yes Yes No No No T13-L1 T10a/a, T11a/a, T12a/a, T13a/h
18 60 M 7.20 10 6 Faecal Yes Yes Yes No No No T11–12 T10a/a, T11a/a, T12a/a