Table of Contents 1992 AAEP Officers Future Convention Dates and Locations 1992 Board of Directors Dedication to Dr. Dan Evans Section Chiefs for 1992 Scientific Program Reviewers for 1992 Scientific Program Policy Statement LAMENESS Racing Performance of Standardbreds Following Conservative and Surgical Treatment for Tarsocrural Osteochondrosis Elizabeth Laws, Dean Richardson, Michael Ross, William Moyer Contribution of Microfractures to Dorsal Metacarpal Disease Susan M. Stover, R. Bruce Martin, Roy R. Pool, Kenneth T. Taylor, Teresa Harrington, and William J. Hornof Use of Scintigraphy in the Diagnosis of Lameness Van E. Snow Use of Deep Flexor Tenotomy in the Management of Laminitis Tracy A. Turner, Stephen E. O’Grady, and Richard S. Templeton Osteoarthritis in the Horse: The Role of the Nervous System John P. Caron, Robert M. Bowker, D. Scott Toppin The Usefulness and Side Effects of Intra-Articular Corticosteroids - NWNONca terM PGI DU O UMNINNNE os i aos ck bee sede nea ileducas can wausscdadacsed us pduaaceinsietieetadias 21 C. Wayne Mcllwraith Evaluation of Growth Elongation of the First Phalanx of the Foal and Its Relationship to the Development of the Fetlock Joint Chris Kawcak and L.R. Bramlage Palmar Condylar Stress Fractures of the Distal Third Metacarpus C. E. Kawcak, L. R. Bramlage, and R. M. Embertson Computer-Assisted Three-Dimensional Gait Analysis of Amphotericin-Induced Equine Carpal Lameness J.G. Peloso, J.A. Stick, R. W. Soutas-Little, J.P. Caron, C.E. DeCamp, and D.H. Leach American Association of Equine Practitioners EQUINE ANESTHESIA Sedation, Analgesia, and Anesthesia in Equine Practice Charles E. Short Comparative Responses to Anesthesia in the Conditioned and Nonconditioned Standardbred Charles E. Short, Robert D. Keegan, Elizabeth Sanders, Robin D. Gleed, George A. Maylin, and Michael G. Abdella Compressed Spectral Analysis of the EEG as an Indicator of Anesthetic Quality During Anesthesia for Orthopedic Surgery in the Horse Charles E. Short, DVM, MS, PhD, DACVA, and Peter M. Ekstrém EQUINE BEHAVIOR Controlling Fear in the Horse James P. McCall Natural Horse-Man-Ship As Applied to the Equine Practitioner Pat Parelli CONTEMPORARY ISSUES FACING EQUINE PRACTITIONERS You and Your Practice Act: Are You in Compliance? ...............c:cccsseeeeeeees 87 Thomas H. Allison Equine Euthanasia: Human-Animal Bond Aspects Elizabeth A. Lawrence Equine Euthanasia Peter J. Pascoe Ethics, Professional Ethics, and Veterinary Medicine Bernard Rollin Unprofessional Behavior William Moyer, Bruce Rappoport, Richard H. Galley, and Malcolm J. Borthwick SURGERY Surgical Technique for the Massive Cancellous Bone Grafting for the Treatment of End-Stage Infectious Arthritis L.R. Bramlage, Sue Holcombe, and Rolf Embertson 38th Annual Convention Proceedings, 1992 Loop Colostomy for Management of Rectal and Small Colon Injuries in Horses David E. Freeman, James T. Robertson, Dean W. Richardson, William J. Donawick, Eric P. Tulleners, James A. Orsini, and Gregory A. Beroza Osteochondrosis of the Lateral Trochlear Ridge of the Equine Femoropatellar Joint: A Comparison Between Arthroscopy and Arthrotomy IM. Wright, N.J. Vatistas, and S.J. Dyson Use of the High-Speed Treadmill in Management of Horses with Dorsal Displacement of the Soft Palate Richard P. Hackett, Norm G. Ducharme, and Renata S. Rehder Management of Comminuted Fractures of the Proximal Phalanx in 37 Horses Dean W. Richardson, David M. Nunamaker, and Michael W. Ross Inferior Check Desmotomy as a Treatment for Caudal Hoof Lameness Tracy A. Turner and Diana S. Rosenstein Clinical Uses of the Laparoscope in General Equine Practice R.M. Embertson, and L.R. Bramlage Partial Patellectomy as a Treatment of Intra-articular Fractures of the Medial Aspect of the Patella S. Dyson, I. Wright, S. Kold, and N. Vatistas Standing Laparoscopic Ovariectomy in the Mare Scott E. Palmer PEDIATRIC HERD PROBLEMS A Survey of Antibody Titers to Rotavirus in Acute and Convalescent Serum of Infected Foals Roberta M. Dwyer, Fernando Fernandez, Kathy Gadfield, and Linda J. Saif Approach to Foal Diarrheas T. Douglas Byars Another View of Approaching a Herd Problem of Foal Diarrhea Bradford P. Smith American Association of Equine Practitioners Clinical Endoscopic Study of Lower Respiratory-Tract Infections in Foals on Ontario Breeding Farms A. M. Hoffman, L. Viel and J. F. Prescott Methods of Implementation of a Immunoprophylaxis Program for the Prevention of Rhodococcus equi Pneumonia: Results of a 5-Year Field Study Noel S. Muller and John E. Madigan Foal Pneumonia: An Overview W. David Wilson Respiratory Diseases in Foals: Diagnostic Tools for the Equine Practitioner Approaching a Herd Problem Corinne R. Sweeney and Pamela A. Wilkins Outbreak of Septicemia in Colostrum-Deprived Foals Julie A. Robinson, Gary K. Allen, Eleanor M. Green, William H. Fales, Wayne E. Loch, and Christina G. Wilkerson Investigation of Farmwide Incidence of Bone-Formation Problems in the Horse L. R. Bramlage Observations on the Management of Developmental Orthopedic Diseases in Foals Midge Leitch DIAGNOSTIC IMAGING Equine Tendon and Ligament Sonography: Current Concepts and Future Directions Andrew K. W. Wood, Marcia Polansky, Harold L. Kundel, Virginia Reef, and Chandra M. Sehgal Sonographic Response to Intralesional Therapy With Beta-Aminopropionitrile Fumarate for Clinical Tendon Injuries in Horses R. L. Genovese Experience with Ultrasound-Guided Tendon Puncture or Splitting A. Kent Allen 38th Annual Convention Proceedings, 1992 Comparison of Clinical, Ultrasonographic, and Histologic Analyses of the Response of Equine Superficial Digital Flexor Tendons to Race Training Carol L. Gillis, Dennis M. Meagher, Roy R. Pool, and Susan M. Stover Incomplete Fractures of the Proximal Tibia Timothy R. O’Brien and Sue Stover Characterization of Osseous Bodies of the Distal Phalanx of Foals A.J. Kaneps, T.R. O’Brien, R.F. Redden, S.M. Stover, R.R. Pool GENERAL PRACTICE Urinary Tract Endoscopy of Horses Joseph J. Bertone Adult-Onset Narcolepsy in the Horse Melissa Trogdon Hines, Harold C. Schott Il, and Barbara A. Byrne Effect of High-dose Oxytetracycline on Renal Parameters in Neonatal Andrea K. Wright, Lyall Petrie, Mark G. Papich, and Peter B. Fretz Equine Tetanus: a Review of the Clinical Features and Current Perspectives on Treatment and Prophylaxis Sherril L. Green Practical Aspects of the Use of Ceftiofur Sodium in the Treatment of Equine Respiratory Infections Jonathan H. Foreman Moxidectin Gel: A New Equine Endectocide J.A. DiPietro, A.J. Paul, K.M. Ewert, K.S. Todd, Jr., T.F. Lock, and R. Aguilar Prepurchase Evaluation of 134 Horses A.J. Dart, J.R. Snyder, J.R. Pascoe, D.M. Meagher, and W.D. Wilson Retrospective Analysis of Extensor Tendon Lacerations in Horses Gary M. Baxter, James K. Belknap, and Frank A. Nickels Pre- and Postsale Endoscopic Evaluation Jerry H. Johnson and J. Fred Arnold American Association of Equine Practitioners Endodontic Therapy in the Horse Gordon J. Baker and Khristina D. Kirkland PRACTICE TOPICS Backs, Performance, and Acupuncture Joyce C. Harman Diagnosis and Surgical Treatment of Traumatic Bicipital Bursitis in the Horse Barrie D. Grant, P. Robin Peterson, Andrea Bohn, and Norman W. Rantanen Percutaneous Ultrasonographic Diagnosis of Suspected Acquired Inguinal and Scrotal Herniation in Horses James T. Blackford, Robert L. Toal, Federico G. Latimer, and LeeAnn W. Blackford 18° Elevation of the Heel as An Aid to Treating Acute and Chronic Laminitis in the Equine R. F. Redden Practical Methods of Disinfection and Management During Outbreaks of Infectious Disease Roberta M. Dwyer The Use of Hoof Measurements for the Objective Assessment of Hoof Tracy A. Turner Survey Radiographic Findings In Thoroughbred Sales Yearlings Bruce A. Howard, Rolf M. Embertson, Norman W. Rantanen, and L. R. Bramlage Conditioning Sport Horses Hilary M. Clayton Diagonal Imbalance of the Equine Foot: A Cause of Lameness Barbara Page and Glenn F. Anderson Management of Proximal Splint-Bone Injuries in Horses Gary M. Baxter Palmar Digital Neurectomy: An Alternative Surgical Approach Jerry B. Black 38th Annual Convention Proceedings, 1992 Etiology and Treatment of Idiopathic Colitis—Recent Studies Henry R. Staempfli, John F. Prescott, and Robert J. Carman Association of Signalment and Management Factors with Causes for Colic in Horses Debra Deem Morris, Natalie Crowe, Kristina Johnson, and James N. Moore Real-Time Thermography: A Diagnostic Tool for the Equine Practitioner. 455 James K. Waldsmith Ultrasound Diagnosis of Renosplenic Entrapment E.M. Santschi, D.E. Slone, and W.M. Frank Field Method for Determining the Weight of a Foal Richard L. Asquith, Jan Kivipelto, Edgar A. Ott, and Edward L. Johnson Use of a Linear Compression Pump to Control Distal Limb Edema David W. Ramey The Ecological Implications of Ivermectin Use in the Horse Kathleen M. Ewert, Joseph A. DiPietro, and May R. Berenbaum Tips for Assessment of the Respiratory Tract: Percussion of the Upper and Lower Respiratory Tracts and Guttural Pouch Catheterization Julia H. Wilson Defining, Localizing, and Diagnosing Problems of the Nervous System 495 Frank M. Andrews and Hilary K. Matthews Bullous Autoimmune Skin Diseases: Diagnosis, Therapy, Prognosis Susan L. White Effects of an Escherichia coli Antiserum in Preventing Foal Diarrhea and SEPUCEMIA ....0.s.0000000000 seine ideale isinlalaaadlacciagaeciai 515 David Ellefson and Ralph Pierce Controlled Substance Use in Veterinary Medicine John P. Mudri American Association of Equine Practitioners ANIMAL WELFARE Comments on Animal Welfare, Animal Rights and Horses W. A. Cowan Resolution of Equine Neglect or Abuse: The Equine Practitioner’s Role Matthew P. Mackay-Smith Inhumane Training Practices seen in the Quarter Horse Industry: How to Recognize Them Gary Griffith Health Problems and Health Regulation of Urban Carriage Horses Jay L. Baldwin and Martin B. Kurtz The Tennessee Walking Horse and the Horse Protection Act: 20 Years Later Jerry H. Johnson Summary of Issues From An Ethical Perspective Bernard E. Rollin MEDICINE Equine Motor Neuron Disease in 17 Horses (1990-1992) T. J. Divers, H. O. Mohammed, J. F. Cummings, B. A. Valentine, A. deLahunta, B.A. Summers, B. J. Cooper, and K. Trembicki-Graves Equine Protozoal Myeloencephalitis: Antemortem Diagnosis Using Immunoblot Analysis and dot-blot ELISA D. E. Granstrom, J. P. Dubey, S. W. Davis, R. C. Giles, S. M. Reed, D. T. Byars, W. V. Bernard, P. F. Comer, and D. M. Neely Gastric Ulceration in Horses: Pathologic and Therapeutic Considerations Michael J. Murray Evidence for Fetal Infectivity and Abortion Caused by Ehrlichia Risticii Maureen T. Long, Thomas E. Goetz, Ibulaimu Kakoma, Herbert E. Whiteley, and Theodore Lock 38th Annual Convention Proceedings, 1992 Antioxidants: Diseases Associated with Deficiences and Therapeutic usages in Equine Practice A. Morrie Craig and Linda L. Blythe Fumonisin Mycotoxins and Equine Leukoencephalomalacia: An Overview 581 T.M. Wilson, P.F. Ross, and P.E. Nelson Hyperkalemic Periodic Paralysis: An Autosomal Dominant Heritable Disease of Sharon J. Spier, Gary P. Carlson, Eric Hoffman, Doris Harrold, Ann Bowling, Glen Byrns, and Domenico Bernoco REPRODUCTION Equine Granulosa Cell Tumors Patrick M. McCue Pathogenesis and Treatment of Chronic Uterine Infection Mats H.T. Troedsson, Mary A. Scott, and Irwin K.M. Liu Pseudomonas Aeruginosa—Somatic Typing of Genital Tract Isolates and Colonization of the Stallion Penis: Significance, Diagnosis, and Treatment 601 R.M. Kenney, M.R. Cummings, C.H. Zierdt, and N. Umphenour Pregnancy Rates after Collection and Shipment of Equine Embryos (1988-1991) E.L. Squires, V.M. Cook, D.J. Jasko, and §.F. Tarr Sedation and Anesthesia of the Mare During Obstetric Manipulation Michelle M. LeBlanc and Wendy M. Norman Selected Topics in Equine Obstetrics M.M. Vanderplassche Factors Affecting the Success of Artificial Insemination with Cooled, Transported Paul R. Loomis Pregnancy Rates Utilizing Fresh, Cooled, and Frozen-Thawed Stallion Semen David J. Jasko, Diane M. Moran, Meg E. Farlin, Edward L. Squires, Rupert P. Amann, and B.W. Pickett American Association of Equine Practitioners