Severity and distribution of ventral thoracolumbar spondylosis and histological assessment of associated intervertebral disc degeneration in cull rams

References

• Almquist , JO and Thomson , RG . 1973 . Relation of sexual behavior and ejaculation frequency to severity of vertebral body osteophytes in dairy and beef bulls . Journal of the American Veterinary Medical Association , 163 : 163 – 168 .
   Google Scholar
• Bailey , JV . 1985 . Bovine arthritides. Classification, diagnosis, prognosis, and treatment . Veterinary Clinics of North America, Food Animal Practice , 1 : 39 – 51 .
   PubMed Web of Science ®Google Scholar
• Baker , JR and Lyon , DG . 1975 . A case of intervertebral disc degeneration and prolapse with spondylosis in a sheep . Veterinary Record , 96 : 290
   Google Scholar
• Breit , S and Kunzel , W . 2001 . The position and shape of osteophyte formations at canine vertebral endplates and its influence on radiographic diagnosis . Anatomy Histology and Embryology , 30 : 179 – 184 .
   Google Scholar
• Carnier , P , Gallo , L , Sturaro , E , Piccinini , P and Bittante , G . 2004 . Prevalence of spondylosis deformans and estimates of genetic parameters for the degree of osteophytes development in Italian Boxer dogs . Journal of Animal Science , 82 : 85 – 92 .
   PubMed Web of Science ®Google Scholar
• Doige , CE . 1979 . Pathological changes in the lumbar spine of pigs: gross findings . Canadian Journal of Comparative Medicine , 43 : 142 – 150 .
   Google Scholar
• Doige , CE . 1980 . Pathological changes in the lumbar spine of boars . Canadian Journal of Comparative Medicine , 44 : 382 – 389 .
   Google Scholar
• Greenhough , PR MF and Weaver , AD . 1981 . “ Miscellaneous conditions in bones ” . In Lameness in Cattle , 2nd Edtn , 335 – 336 . Philadelphia, , USA : JB Lippincott Co .
   Google Scholar
• Kilborn , SH , Trudel , G and Uhthoff , H . 2002 . Review of growth plate closure compared with age at sexual maturity and lifespan in laboratory animals . Contemporary Topics in Laboratory Animal Science , 41 : 21 – 26 .
   PubMedGoogle Scholar
• Langeland , M and Lingaas , F . 1995 . Spondylosis deformans in the boxer: Estimates of heritability . Journal of Small Animal Practice , 36 : 166 – 169 .
   PubMed Web of Science ®Google Scholar
• Morgan , JP , Ljunggren , G and Read , R . 1967 . Spondylosis deformans (vertebral osteophytosis) in the dog. A radiographic study from England, Sweden and U.S.A . Journal of Small Animal Practice , 8 : 57 – 66 .
   PubMedGoogle Scholar
• O'Neill , TW , McCloskey , EV , Kanis , JA , Bhalla , AK , Reeve , J , Reid , DM , Todd , C , Woolf , AD and Silman , AJ . 1999 . The distribution, determinants, and clinical correlates of vertebral osteophytosis: A population-based survey . Journal of Rheumatology , 26 : 842 – 848 .
   PubMed Web of Science ®Google Scholar
• Onstad , O . 1969 . Impotentia coeundi in the ram caused by spinal changes . Nordisk Veterinaermedicin , 21 : 153 – 156 .
   Google Scholar
• Osti , OL , Vernon-Roberts , B and Fraser , RD . 1990 . Volvo Award in experimental studies. Anulus tears and intervertebral disc degeneration. An experimental study using an animal model . Spine , 15 : 762 – 767 .
   PubMed Web of Science ®Google Scholar
• Read , RM and Smith , RN . 1968 . A comparison of spondylosis deformans in the English and Swedish cat and in the English dog . Journal of Small Animal Practice , 9 : 159 – 166 .
   PubMed Web of Science ®Google Scholar
• Thomson , RG . 1969 . Vertebral body osteophytes in bulls . Pathologia Veterinaria , : 1 – 46 .
   Google Scholar
• Vaughan , LC . 1990 . Orthopaedic problems in old dogs . Veterinary Record , 126 : 379 – 388 .
   PubMed Web of Science ®Google Scholar
• Walker , TL , Gage , ED and Selcer , RR . 1981 . Disorders of the spinal cord and spine of the geriatric patient . Veterinary Clinics of North America, Small Animal Practice , 11 : 765 – 786 .
   PubMed Web of Science ®Google Scholar
• Weisbrode , SE , Monke , DR , Dodaro , ST and Hull , BL . 1982 . Osteochondrosis, degenerative joint disease, and vertebral osteophytosis in middle-aged bulls . Journal of the American Veterinary Medical Association , 181 : 700 – 705 .
   Google Scholar
• Wilke , HJ , Kettler , A and Claes , LE . 1997 . Are sheep spines a valid biomechanical model for human spines? . Spine , 22 : 2365 – 2374 .
   PubMed Web of Science ®Google Scholar
• Woodard , JC , Poulos , PW Jr , Parker , RB , Jackson , RI Jr and Eurell , JC . 1985 . Canine diffuse idiopathic skeletal hyperostosis . Veterinary Pathology , 22 : 317 – 326 .
   PubMed Web of Science ®Google Scholar