Records |
Author |
Rutherford, D.J.; Bladon, B.; Rogers, C.W. |
Title |
Outcome of lag-screw treatment of incomplete fractures of the frontal plane of the radial facet of the third carpal bone in horses |
Type |
Journal Article |
Year |
2007 |
Publication |
New Zealand Veterinary Journal |
Abbreviated Journal |
N Z Vet J |
Volume |
55 |
Issue |
2 |
Pages |
94-99 |
Keywords |
Animals; Bone Screws/*veterinary; Carpus, Animal/radiography/*surgery; Case-Control Studies; Female; Fracture Healing; Horses/*injuries/surgery; Male; Physical Conditioning, Animal; Records/veterinary; Retrospective Studies; Treatment Outcome |
Abstract |
AIM: To describe outcomes for horses diagnosed with incomplete, non-displaced fractures of the frontal plane of the radial facet (INFR) of the third carpal bone (C3) treated by placement of a lag screw across the fracture under arthroscopic guidance. METHODS: Horses (n=13) diagnosed with INFR and treated between December 1999 and January 2005 using a lag screw placed over the fracture were studied. For each case, five horses matched for sire, age and sex which were not known to have INFR were sought for comparison. Racing performance data were collected from a commercial online database. The racing performance of cases pre- and post-operatively, and of cases and matched horses in the post-operative period was compared. RESULTS: Sixteen INFR were found in the 13 horses. Radiographic evidence of healed fracture lines 2-4 months after surgery was seen in 11/16 (69%) fractures; 11/13 (85%) cases raced again after a median recovery period of 292 (range 149-681) days. Treatment was considered successful in 9/13 (69%) cases, which were still in training or had been retired for reasons other than lameness localised to the middle carpal joint at the end of the study period. Just 6/13 (46%) cases had raced prior to injury. The racing ability pre- and post-operatively of five cases was compared, three (60%) of which performed better post-operatively than they had before. There was no significant difference in racing longevity or ability post-operatively between patients and matched (control) horses. CONCLUSIONS: Post-operatively, there was little difference in the racing performance between horses diagnosed with INFR which had a lag screw placed across the fracture line and horses matched for sire, age and sex which were not known to have INFR. CLINICAL RELEVANCE: Horses which were diagnosed with INFR of C3 and had a lag screw placed across the fracture had a good prognosis for future racing performance. |
Address |
Massey Equine, Institute of Veterinary, Animal and Biomedical Sciences, Massey University, Private Bag 11222, Palmerston North, New Zealand. d.j.rutherford@massey.ac.nz |
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English |
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ISSN ![sorted by ISSN field, descending order (down)](img/sort_desc.gif) |
0048-0169 |
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Conference |
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Notes |
PMID:17410217 |
Approved |
no |
Call Number |
Equine Behaviour @ team @ |
Serial |
4001 |
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Author |
Wilkins, L.J.; Brown, S.N.; Zimmerman, P.H.; Leeb, C.; Nicol, C.J. |
Title |
Investigation of palpation as a method for determining the prevalence of keel and furculum damage in laying hens |
Type |
Journal Article |
Year |
2004 |
Publication |
The Veterinary record |
Abbreviated Journal |
Vet. Rec. |
Volume |
155 |
Issue |
18 |
Pages |
547-549 |
Keywords |
Animal Husbandry/methods; Animal Welfare; Animals; Bone and Bones/*injuries; Chickens/*injuries; Female; Fractures, Bone/diagnosis/epidemiology/*veterinary; Great Britain/epidemiology; Housing, Animal/standards; Oviposition; Palpation/methods/*veterinary; Poultry Diseases/*diagnosis/epidemiology; Prevalence; Sensitivity and Specificity |
Abstract |
Old breaks of the keel and furculum were identified by palpation in 500 end-of-lay hens from 10 flocks housed in free-range and barn systems, and the results were compared with the results obtained by a full dissection and inspection. The method was considered to be sufficiently precise to be used as a diagnostic tool although people using it would need to be trained. The results obtained by dissection indicated that 50 to 78 per cent of the birds in the flocks had breaks of the furculum and keel, but no other breaks of bones were detected. |
Address |
Department of Clinical Veterinary Science, University of Bristol, Bristol BS40 5DU |
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English |
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ISSN ![sorted by ISSN field, descending order (down)](img/sort_desc.gif) |
0042-4900 |
ISBN |
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Medium |
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Expedition |
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Conference |
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Notes |
PMID:15559420 |
Approved |
no |
Call Number |
refbase @ user @ |
Serial |
70 |
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Author |
Pinchbeck, G.L.; Clegg, P.D.; Proudman, C.J.; Morgan, K.L.; French, N.P. |
Title |
Case-control investigation of the factors affecting the risk of horses falling during steeplechase racing in the UK |
Type |
Journal Article |
Year |
2004 |
Publication |
The Veterinary Record |
Abbreviated Journal |
Vet. Rec. |
Volume |
155 |
Issue |
1 |
Pages |
11-15 |
Keywords |
Accidental Falls/*prevention & control/*statistics & numerical data; Animals; Athletic Injuries/epidemiology/etiology/prevention & control/*veterinary; Case-Control Studies; England/epidemiology; Horses/*injuries; Risk Factors; Running/*injuries |
Abstract |
A concurrent case-control study of 12 UK racecourses was made between March 1, 2000, and August 31, 2001, to identify and quantify the factors associated with the risk of horses falling in steeplechase races. Cases were defined as a jumping effort at a steeplechase fence that resulted in a fall and controls were defined as a successful jumping effort over any steeplechase fence at any of the 12 racecourses within 14 days before or after the case fall. Information on the horse, the jockey and the race were collected and all the fences on all the courses were surveyed. Conditional logistic regression was used to examine the relationships between the predictor variables and the risk of falling. There was one fall per 254 jumping efforts. The risk of a horse falling decreased the more times it had raced on a particular racecourse. The number of fences, the distance from the previous fence and the nature of the previous fence also affected the risk of falling. If the previous fence was a water jump the risk of falling increased; fences that were sited on flat or slight uphill gradients (up to approximately 1 in 25) were associated with a lower risk of horses falling than downhill fences, and higher takeoff boards were associated with a higher risk of falling. |
Address |
Department of Veterinary Clinical Science, University of Liverpool, Leahurst, Neston CH64 7TE |
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English |
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ISSN ![sorted by ISSN field, descending order (down)](img/sort_desc.gif) |
0042-4900 |
ISBN |
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Medium |
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Expedition |
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Conference |
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Notes |
PMID:15264483 |
Approved |
no |
Call Number |
Equine Behaviour @ team @ |
Serial |
3773 |
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Author |
Pinchbeck, G.L.; Clegg, P.D.; Proudman, C.J.; Morgan, K.L.; French, N.P. |
Title |
Case-control study to investigate risk factors for horse falls in hurdle racing in England and Wales |
Type |
Journal Article |
Year |
2003 |
Publication |
The Veterinary Record |
Abbreviated Journal |
Vet. Rec. |
Volume |
152 |
Issue |
19 |
Pages |
583-587 |
Keywords |
Accidental Falls/*statistics & numerical data; Animals; Athletic Injuries/epidemiology/etiology/*veterinary; Case-Control Studies; England/epidemiology; Horses/*injuries; Risk Factors; Running/injuries; Wales/epidemiology |
Abstract |
Between March 1, 2000 and August 31, 2001, a case-control study was conducted on 12 racecourses in England and Wales to identify and quantify the risk factors associated with horse falls in hurdle races. The cases and controls were defined so that variables relating to the horse, the jockey, the race and racecourse, and the jump could be considered. The cases were defined as a jumping effort at a hurdle flight that resulted in a fall, and the controls were defined as a successful jump over a hurdle at any of the 12 racecourses within 14 days before or after the case fall. Conditional logistic regression was used to examine the univariable and multivariable relationships between the predictor variables and the risk of falling. The risk of falling was significantly associated with the position of the jump in the race, and with the distance and speed of the race. A horse's previous racing experience and history were also significantly associated with the risk of falling and horses participating in their first hurdle race were at almost five times greater risk of falling than horses that had hurdled before. |
Address |
Epidemiology Group, Department of Veterinary Clinical Science and Animal Husbandry, University of Liverpool, Leahurst, Neston CH64 7TE |
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English |
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ISSN ![sorted by ISSN field, descending order (down)](img/sort_desc.gif) |
0042-4900 |
ISBN |
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Medium |
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Area |
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Expedition |
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Conference |
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Notes |
PMID:12762486 |
Approved |
no |
Call Number |
Equine Behaviour @ team @ |
Serial |
3782 |
Permanent link to this record |
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Author |
Judge, P.G.; de Waal, F.B.; Paul, K.S.; Gordon, T.P. |
Title |
Removal of a trauma-inflicting alpha matriline from a group of rhesus macaques to control severe wounding |
Type |
Journal Article |
Year |
1994 |
Publication |
Laboratory animal science |
Abbreviated Journal |
Lab Anim Sci |
Volume |
44 |
Issue |
4 |
Pages |
344-350 |
Keywords |
*Aggression; Animals; Female; *Macaca mulatta; Male; *Monkey Diseases; *Social Dominance; Wounds and Injuries/epidemiology/prevention & control/*veterinary |
Abstract |
Wounding in an 83-member group of rhesus macaques (Macaca mulatta) housed at the Yerkes Regional Primate Research Center Field Station became excessive to the point that intervention was deemed necessary. When observations indicated that three females from the group's alpha matriline were principally responsible for the wounding, the matriline (N = 7) was removed from the group. This study was conducted to document an atypical pattern of wounding in this group and to evaluate the effectiveness of removal as a procedure for controlling injuries. The aggression rates of 21 adult subjects and the wounds of all group members were recorded before and after the removal procedure and compared with those in a similar-sized group. Removing the alpha matriline did not alter aggression rates in the group or the rank order among the remaining matrilines. Aggression rates in the experimental group were also not significantly different from those in the comparison group before or after the removal. With the alpha matriline present, wounding levels in the group were significantly higher than those in the comparison group. After removal of the matriline, the frequency of wounds decreased significantly to levels similar to those of the comparison group. The pattern of excess wounding attributed to the extracted alpha females was idiosyncratic, involving removal of large patches of skin from the hindquarters of adult females or removal of the distal portion of the fingers, toes, or tail from juveniles.(ABSTRACT TRUNCATED AT 250 WORDS) |
Address |
Yerkes Regional Primate Research Center, Emory University, Atlanta, GA 30329 |
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ISSN ![sorted by ISSN field, descending order (down)](img/sort_desc.gif) |
0023-6764 |
ISBN |
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Notes |
PMID:7983846 |
Approved |
no |
Call Number |
refbase @ user @ |
Serial |
207 |
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Author |
Steiner, M. |
Title |
Biomechanics of tendon healing |
Type |
Journal Article |
Year |
1982 |
Publication |
Journal of Biomechanics |
Abbreviated Journal |
J Biomech |
Volume |
15 |
Issue |
12 |
Pages |
951-958 |
Keywords |
Achilles Tendon/injuries; Animals; Biomechanics; Rats; Tendon Injuries/pathology/*physiopathology; Tensile Strength; Time Factors; *Wound Healing |
Abstract |
The biomechanics of tendon healing was investigated with unsutured rat achilles tendons. After two, three, and four weeks of healing tensile parameters were assayed with a bone-muscle-tendon-bone preparation elongated to failure at a controlled physiological strain rate. In the third week of healing, stiffness, strength, and energy absorbing capacity all increased approximately 50%. These changes correlated with early fibroplasia. In the fourth week of healing, strength, energy absorbing capacity and elongation to failure all increased relatively more than stiffness. Histologically, larger fibers with better longitudinal alignment developed during this period. At the end of four weeks the tendon's strength was approximately 25% of normal. To summarize, the return of stiffness in a healing tendon preparation correlated with the presence of fibroplasia and the return of other tensile parameters was a function of the amount and organization of the fibroplasia. |
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English |
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ISSN ![sorted by ISSN field, descending order (down)](img/sort_desc.gif) |
0021-9290 |
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Notes |
PMID:7166555 |
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no |
Call Number |
Equine Behaviour @ team @ |
Serial |
4448 |
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Author |
Albentosa, M.J.; Kjaer, J.B.; Nicol, C.J. |
Title |
Strain and age differences in behaviour, fear response and pecking tendency in laying hens |
Type |
Journal Article |
Year |
2003 |
Publication |
British poultry science |
Abbreviated Journal |
Br Poult Sci |
Volume |
44 |
Issue |
3 |
Pages |
333-344 |
Keywords |
Age Factors; Aggression/*physiology; Animal Husbandry; Animals; *Behavior, Animal; Breeding; Chickens/genetics/*physiology; Fear/*physiology; Feathers/*injuries; Female; Housing, Animal; Population Density; Social Behavior |
Abstract |
1. Behaviours associated with a high or low tendency to feather peck could be used as predictors of feather pecking behaviour in selective breeding programmes. This study investigated how strain and age at testing influenced responses in behavioural tests. 2. Four layer-type strains (ISA Brown, Columbian Blacktail, Ixworth and a high feather pecking (HP) and a low feather pecking (LP) line of White Leghorn) were reared in 6 same-strain/line pens of 8 birds from one day old. Birds in half the pens were given an open field test, a novel object test and a test with loose feather bundles between 4 and 12 weeks of age and a tonic immobility (TI) test at 13 weeks of age. All pens were tested with fixed feather bundles at 26 weeks, and undisturbed behaviour in the home pens was videoed at 1 and 27 weeks of age. Daily records of plumage damage were used as an indicator of feather pecking activity in the home pens. 3. Strain did not influence novel object test, open field test or loose feather test behaviour, although age effects in all three tests indicated a reduction in fearfulness and/or an increase in exploratory behaviour with increasing age. 4. White Leghorns showed longer TI durations than the other strains but less pecking at fixed feather bundles than ISA Browns and Columbian Blacktails. 5. There were few associations between behaviour in the 5 different tests, indicating that birds did not have overall behavioural traits that were consistent across different contexts. This suggests hens cannot easily be categorised into different behavioural 'types', based on their test responses and casts doubt on the usefulness of tests as predictors of feather pecking. |
Address |
Centre for Behavioural Biology, Division of Farm Animal Science, University of Bristol, Langford, Bristol, England. MAlbentosa@lincoln.ac.uk |
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ISSN ![sorted by ISSN field, descending order (down)](img/sort_desc.gif) |
0007-1668 |
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Notes |
PMID:13677322 |
Approved |
no |
Call Number |
refbase @ user @ |
Serial |
80 |
Permanent link to this record |
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Author |
Gibson, K.T.; Burbidge, H.M.; Anderson, B.H. |
Title |
Tendonitis of the branches of insertion of the superficial digital flexor tendon in horses |
Type |
Journal Article |
Year |
1997 |
Publication |
Australian Veterinary Journal |
Abbreviated Journal |
Aust Vet J |
Volume |
75 |
Issue |
4 |
Pages |
253-256 |
Keywords |
Animals; Carpus, Animal/pathology/physiopathology/ultrasonography; Horse Diseases/*diagnosis/pathology/ultrasonography; Horses; Prognosis; Retrospective Studies; Tendinopathy/diagnosis/pathology/*veterinary; Tendon Injuries/diagnosis/pathology/veterinary; Tendons/pathology/physiopathology/ultrasonography; Ultrasonography/methods/veterinary |
Abstract |
OBJECTIVE: To describe clinical findings, ultrasonographic features and outcome of injury to the branches of insertion of the superficial digital flexor (SDF) tendon in horses. DESIGN: Retrospective study of 14 cases. PROCEDURE: Fourteen Thoroughbred horses with tendonitis affecting the branches of insertion of the SDF tendon were examined for lameness, location and amount of swelling, and the presence of other musculoskeletal abnormalities. The flexor tendons were assessed by ultrasonographic examination, and recommendations were made for management of the cases. Outcome was assessed by re-examination of some horses, direct communication with the owner or trainer, and examination of race records. RESULTS: The lateral SDF branch was affected in 10 horses; the medial branch in three, and both branches in one horse. Two horses had concurrent injuries to the SDF tendon in the metacarpal region of the contralateral limb. Ultrasonographic findings included swelling of the affected SDF branch, peritendinous fluid accumulation, disruption of normal fibre alignment on sagittal scan, and variable loss of echogenicity. As healing occurred, there was return of normal echogenicity, but normal fibre alignment did not return completely and apparent adhesions formed between the affected SDF branch and adjacent structures. Seven of 10 horses which returned to their previous use were able to compete without further tendon injury. Recurrence of injury occurred in one case, and another two horses developed tendonitis in the metacarpal region. One horse was retired from racing but was able to compete at dressage without recurrence of injury. Two horses were retired for breeding without returning to training, and one horse was sold and lost to follow up but did not race. CONCLUSION: The prognosis is fair for return to previous use following injury to the branches of insertion of the SDF tendon in athletic horses. |
Address |
Department of Veterinary Clinical Sciences, Massey University, Palmerston North, New Zealand |
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ISSN ![sorted by ISSN field, descending order (down)](img/sort_desc.gif) |
0005-0423 |
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Notes |
PMID:9140649 |
Approved |
no |
Call Number |
Equine Behaviour @ team @ |
Serial |
3739 |
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Author |
McDonnell, S.M. |
Title |
More on self-mutilative behavior in horses |
Type |
Journal Article |
Year |
1993 |
Publication |
Journal of the American Veterinary Medical Association |
Abbreviated Journal |
J Am Vet Med Assoc |
Volume |
202 |
Issue |
10 |
Pages |
1545-1546 |
Keywords |
Animals; Female; Horses/*injuries/psychology; Male; *Self Mutilation |
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ISSN ![sorted by ISSN field, descending order (down)](img/sort_desc.gif) |
0003-1488 |
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Notes |
PMID:8514553 |
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no |
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refbase @ user @ |
Serial |
1943 |
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Author |
Barnes, H.G.; Tucker, R.L.; Grant, B.D.; Roberts, G.D.; Prades, M. |
Title |
Lag screw stabilization of a cervical vertebral fracture by use of computed tomography in a horse |
Type |
Journal Article |
Year |
1995 |
Publication |
Journal of the American Veterinary Medical Association |
Abbreviated Journal |
J Am Vet Med Assoc |
Volume |
206 |
Issue |
2 |
Pages |
221-223 |
Keywords |
Animals; Bone Screws/*veterinary; Cervical Vertebrae/*injuries/surgery; Fracture Fixation, Internal/methods/*veterinary; Horses/*injuries/surgery; Male; Spinal Fractures/surgery/*veterinary; Tomography, X-Ray Computed/veterinary |
Abstract |
A traumatic fracture of C2 was diagnosed radiographically in a 1-year-old German Warm-blood stallion. Fracture configuration was difficult to see on survey radiographs. Computed tomography yielded a more accurate assessment of the fracture and facilitated fracture repair with cortical lag screws. Precise screw placement, to avoid spinal cord damage, was obtained by use of computed tomography. Follow-up radiography revealed normal bone healing, and the horse was in dressage schooling 24 months after surgery. |
Address |
Department of Clinical Sciences, College of Veterinary Medicine, Washington State University, Pullman 99164-6610 |
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0003-1488 |
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Notes |
PMID:7751226 |
Approved |
no |
Call Number |
Equine Behaviour @ team @ |
Serial |
3744 |
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