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Table 1 Distibution of the different neurological diseases in the 343 FBs from the study, with a definitive diagnosis

From: Prevalence of neurological disorders in French bulldog: a retrospective study of 343 cases (2002–2016)

Category/Diseases N = 343 (%)
Myelopathies 222/343 (64.7%)
 IVDH  156/222 (70.3%), representing 161 IV sites
  Cervical IVDH   64/161 (39.8%)
   C3-C4    37/64 (57.8%)
   C4-C5    12/64 (18.8%)
   C2-C3    11/64 (17.2%)
   C5-C6    4/64 (6.2%)
  Non-cervical IVDH   97/161 (60.2%)
   T13-L1    20/97 (20.6%)
   L2-L3    17/97 (17.5%)
   L3-L4    16/97 (16.5%)
   L1-L2    14/97 (14.5%)
   T12-T13    10/97 (10.3%)
   L4-L5    10/97 (10.3%)
    Other locations    10/97 (10.3%)
 Spinal arachnoid diverticulum  25/222 (11.3%)
  Thoracic   22/25 (88%)
  Cervical   3/25 (12%)
 Compressive vertebral malformations  19/222 (8.6%)
  Hemivertebra + kyphosis   17/19 (89.5%)
   Other CVM   2/19 (10.5%)
 Spinal neoplasia  7/222 (3.1%)
 Syringohydromyelia  6/222 (2.7%)
Other myelopathies  9/222 (4%)
Encephalopathies 68/343 (19.8%)
 Brain neoplasia  25/68 (36.8%)
  Glioma   17/25 (68%)
  Pituitary neoplasia   5/25 (20%)
   Other neoplasias   3/25 (12%)
 MUO/optic neuritis  17/68 (25%)
 Idiopathic epilepsy  9/68 (13.2%)
 Infectious encephalitis  8/68 (11.8%)
 Metabolic  3/68 (4.4%)
Other encephalopathies  6/68 (8.8%)
Unclassified neurological conditions 32/343 (9.3%)
 Congenital deafness  29/32 (90.6%)
  Bilateral   21/29 (72.4%)
  Unilateral   8/29 (27.6%)
Other unclassified conditions  3/32 (9.4%)
PNS/muscle disorders 21/343 (6.1%)
 Otitis interna/PVS  14/21 (66.7%)
 Myopathies  3/21 (14.3%)
 Idiopathic vestibular syndrome  2/21 (9.5%)
Others PNS/muscle disorders  2/21 (9.5%)
  1. FB French bulldog, IVDH intervertebral disk herniation, IV intervertebral, CVM compressive vertebral malformation, MUO meningoencephalitis of unknown origin, PNS peripheral nervous system, PVS peripheral vestibular syndrome
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