Dahlia’s PennHIP evaluation came back today. Her Hip’s are free of Hip Dysplasia with displacement scores of .35 left and .30 right. The closer the number is to .30 the less risk of future hip Dysplasia and the closer to .70 the higher the risk of future hip Dysplasia.
Karbe GT, Biery DN, Gregor TP, Giger U, Smith GK. Radiographic Hip Joint Phenotype of the Pembroke Welsh Corgi. Vet Surg 2012 41(1): 34-41
Smith GK, Lawler DF, Biery DN, Powers MY, Shofer F, Gregor TP, Karbe GT, McDonald-Lynch MB, Evans RH, Kealy RD. Chronology of Hip Dysplasia Development in a Cohort of 48 Labrador Retrievers Followed for Life. Vet Surg 2012 41(1): 20-33
Veterinary Surgery: Small Animal - Elsevier, Two volume set, Tobias and Johnston, eds; Chapter 59: Pathogenesis, Diagnosis and Control of Canine Hip Dysplasia (pages 824-848)
Powers MY, Karbe GT, Gregor TP, McKelvie PJ, Culp WT, Fordyce HH, Smith GK. Evaluation of the relationship between Orthopedic Foundation for Animals’ hip joint scores and PennHIP distraction index values in dogs. J Am Vet Med Assoc 2010; 237: 532-541
Runge JJ, Kelly SP, Gregor TP, Kotwal S, Smith GK. Distraction index as a risk factor for osteoarthritis associated with hip dysplasia in four large dog breeds.Journal of Small Animal Practice 2010;51:264-269
Gold RM, Gregor TP, Huck JL, McKelvie PJ, Smith GK. Effects of osteoarthritis on radiographic measures of laxity and congruence in hip joints of Labrador Retrievers. J Am Vet Med Assoc. 2009;235:1549–1554
Paster ER, Biery DN, Lawler DF, Evans RH, Kealy RD, Gregor TP, McKelvie PJ, Smith GK. Un-United Medial Epicondyle of the Humerus: Radiographic Prevalence and Association with Elbow Osteoarthritis in a Cohort of Labrador Retrievers. Vet Surg 2009; 38(1): 169-172
Huck JL, Biery DN, Lawler DF, Gregor TP, Runge JJ, Evans RH, Kealy RD, Smith GK. A Longitudinal Study of the Influence of Lifetime Food Restriction on Development of Osteoarthritis in the Canine Elbow. Vet Surg 2009; 38(1): 192-198
Runge JJ, Biery DN, Lawler DF, Gregor TP, Evans RH, Kealy RD, Szabo SD, and Smith GK. The effects of lifetime food restriction on the development of osteoarthritis in the canine shoulder. Vet Surg 2008; 37(1):102-7
Szabo SD, Biery DN, Lawler DF, Shofer FS, Powers MY, Kealy RD, Smith GK. Evaluation of a circumferential femoral head osteophyte as an early indicator of osteoarthritis characteristic of canine hip dysplasia in dogs. J Am Vet Med Assoc. 2007 Sep 15;231(6):890-2
Kapatkin AS, Arbittier G, Kass PH, Gilley RS, Smith GK. Kinetic gait analysis of healthy dogs on two different surfaces. Vet. Surg. 2007; 36(6):605-8
Smith GK, Paster ER, Powers MY, Lawler DF, Biery DN, Shofer FS, McKelvie PJ, Kealy RD. Lifelong diet restriction and radiographic evidence of osteoarthritis of the hip joint in dogs. J Am Vet Med Assoc. 2006 Sep 1;229(5):690-3
Culp WT, Kapatkin AS, Gregor TP, Powers MY, McKelvie PJ, Smith GK. Evaluation of the Norberg angle threshold: a comparison of Norberg angle and distraction index as measures of coxofemoral degenerative joint disease susceptibility in seven breeds of dogs. Vet Surg. 2006 Jul;35(5):453-9
Paster ER, LaFond E, Biery DN, Iriye A, Gregor TP, Shofer FS, and Smith GK. Estimates of prevalence of hip dysplasia in Golden Retrieves and Rottweilers and the influence of bias on published prevalence figures, J Am Vet Med Assoc, 2005;226:387-392.
Powers MY, Biery DN, Lawler DF, Evans RH, Shofer FS, Mayhew P, Gregor TP, Kealy RD and Smith GK. Use of the caudolateral curvilinear osteophyte as an early marker for future development of osteoarthritis associated with hip dysplasia in dogs, J Am Vet Med Assoc 2004;225:233-237.
Kapatkin AS, Gregor TP, Hearon K, Richardson RW, McKelvie PJ, Fordyce HH, Smith GK. Comparison of two radiographic techniques for evaluation of hip joint laxity in 10 breeds of dogs, J Am Vet Med Assoc, 2004;224:542-546.
Kealy RD, Lawler DF, Ballam JM, Mantz S, Biery DN, Greeley E, Lust G, Mariangela S, Smith GK, Stowe H. Effects of diet restriction on life span and age-related changes in dogs, J Am Vet Med Assoc, 2002;220,1315-1320.
Mayhew PD, McKelvie PJ, Biery DN, Shofer FS, SmithGK. Evaluation of a Radiographic Caudolateral Curvilinear Osteophyte on the Femoral Neck and its Relationship to Degenerative Joint Disease and Distraction Index in Dogs. J Am Vet Med Assoc 2002;220:472-476.
Kapatkin AS, Fordyce HH, Mayhew PD, Smith GK. Canine Hip Dysplasia: The Disease and Its Diagnosis. Compendium Cont Ed 2002, 24(7): 526-538.
Kapatkin AS, Mayhew PD, Smith GK. Canine Hip Dysplasia: Evidence-Based Treatment. Compendium Cont Ed 2002, 24(8): 590-599.
Kapatkin AS, Fordyce HH, Mayhew PD, Smith GK. Genetic Control of Canine Hip Dysplasia. Compendium Cont Ed 2002, 24(9): 681-687.
Smith GK , Mayhew PD, Kapatkin AS, Shofer FS, Gregor TP. Evaluation of risk factors for degenerative joint disease associated with canine hip dysplasia in German Sheperd dogs, golden retrievers, Labrador retrievers, and Rottweilers. J Am Vet Med Assoc, 2001;219:1719-1724.
Kealy RD, Lawler DF, Ballam JM, Lust G, Biery DN, Smith GK , and Mantz S. Evaluation of the effect of limited food consumption on radiographic evidence of osteoarthritis in dogs. J Am Vet Med Assoc, 2000;217:1678-1680.
Swainson SW, Conzemius MG, Riedesel EA, Smith GK , and Riley CB. Effect of pubic symphysiodesis on pelvic development in the skeletally immature greyhound, Vet Surg, 2000;29:178-190.
Smith GK , Langenbach A, Green P, , Rhodes H, Gregor T, Giger U. Evaluation of the association between medial patellar luxation and hip dysplasia in cats, J Am Vet med Assoc. 1999;215:40-45.
Puerto DA, Smith GK, Gregor TP, LaFond E, Conzemius MG, Cabell LW and McKelvie PJ. Relationships between results of the Ortolani method of hip joint palpation and distraction index, Norberg angle, and hip score in dogs. J Am Vet Med Assoc, 1999;214:497-501
Langenbach A,Giger U, , Green P, Rhodes H, Gregor T, LaFond E, and Smith G. Relationship of degenerative joint disease and laxity in the coxofemoral joint by use of distraction index and Norberg angle measuement in a group of cats. J Am Vet Med Assoc 1998;213:1439-1443.
Smith GK , Hill C, Gregor TP, Olsson K. Reliability of the hip distraction index in two-month-old German Shepherd dogs. J Am Vet Med Assoc, 1998;212:1560-1563.
Smith GK , LaFond E, Heyman SJ, Cofone MA and Gregor TP. Biomechanical characterization of passive laxity of the canine coxofemoral joint, Am J Vet Res, 1997;58:1078-1082.
Smith GK , LaFond E and Gregor TP. Within-and between-examiner repeatability of distraction indices of the hip joints in dogs, Am J Vet Res, 1997;58:1076-1077.
Smith GK. Advances in diagnosing canine hip dysplasia. J Am Vet Med Assoc, 1997;210:1451-1457.
Hassinger KA, Smith GK, Conzemius HM, Hill CM and Gregor TP. Effect of estrus cycle on coxofemoral joint laxity, Vet Comp Ortho Traum, 1997;10:69-74.
LaFond E, Smith GK, Gregor TP. Synovial fluid cavitation during distraction radiography of the coxofemoral joint in dogs, J Am Vet Med Assoc, 1997;210:1294-1297.
Kealy RD, Lust G, Lawler DF, Ballam JM, Biery DN, Olsson SE and Smith GK. Limited feed consumption and degenerative joint disease in coxofemoral joints of dogs in a five-year longitudinal study. J Am Vet Med Assoc, 1997;210:222-225.
Weinstein MJ, Mongil CM, Smith GK. Orthopaedic conditions of the Rottweiler: Part 1, Compendium Cont Ed, 1995;17:813-830.
Weinstein MJ, Mongil CM, Smith GK. Orthopaedic conditions of the Rottweiler: Part 2 - Nontraumatic hind limb lameness, Compendium Cont Ed, 1995;17:925-938..
Smith GK , Popovitch CA, and Gregor TP. Evaluation of risk factors for degenerative joint disease associated with hip dysplasia in dogs, J Am Vet Med Assoc, 1995;206:642-647.
Popovitch CA, Smith GK, Gregor TP and Shofer FS. Comparison of susceptibility for hip dysplasia between Rottweilers and German Shepherd Dogs, J Am Vet Med Assoc, 1995;206:648-650.
Lust G, Williams A, Burton-Wurster N, Pijanowski GJ, Beck KA, Rubin G, and Smith GK. Joint laxity and its association with hip dysplasia in Labrador Retrievers, Am J Vet Res, 1993;54:1990-1999.
Smith GK , Gregor TP, Rhodes WH and Biery DN. Coxofemoral joint laxity from distraction radiography and its contemporaneous and prospective correlation with laxity, subjective score and evidence of degenerative joint disease from conventional hip-extended radiography, Am J Vet Res, 1993;54:1021-1042.
Heyman J, Smith GK and Cofone MA. A biomechanical study of the effect of coxofemoral positioning on passive hip joint laxity in the dog. Am J Vet Res, 1993;54:210-215.
Kealy RD, Lawler DF, Monti KL, Biery D, Helms RW, Lust G, Olsson S-E, Smith GK. Effects of Dietary Electrolyte Balance on Subluxation of Femoral Heads in Growing Dogs, Am J Vet Res, 1993;54:555-562.
Kealy RD , Olsson SE, Monti KL, Lawler DF, Biery DN, Helms RW, Lust G and Smith GK. Effects of limited food consumption on incidence of hip dysplasia in growing dogs, J Am Vet Med Assoc, 1992;201:857-863.
Smith GK , Biery DN and Gregor TP. New concepts of coxofemoral joint stability and development of a clinical stress-radiographic method for quantitating hip joint laxity in the dog, J Am Vet Med Assoc. 1990;196:59-70.