{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,18]],"date-time":"2026-09-18T10:53:27Z","timestamp":1789728807118,"version":"4.0.1"},"reference-count":40,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2004,5,4]],"date-time":"2004-05-04T00:00:00Z","timestamp":1083628800000},"content-version":"vor","delay-in-days":1950,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Veterinary Surgery"],"published-print":{"date-parts":[[1999,1]]},"abstract":"<jats:p><jats:bold>Objective\u2014<\/jats:bold>To evaluate the long\u2010term clinical and radiographic results of a canine uncemented porous\u2010coated anatomic (PCA) total hip arthroplasty (THA).<\/jats:p><jats:p><jats:bold>Study Design\u2014<\/jats:bold>Prospective study of consecutive clinical patients using survival analysis.<\/jats:p><jats:p><jats:bold>Animals\u2014<\/jats:bold>Forty\u2010one dogs that underwent PCA THA; nine had bilateral PCA THA (50 prostheses).<\/jats:p><jats:p><jats:bold>Methods\u2014<\/jats:bold>Gait observation, orthopedic examination, and radiographic assessment were conducted before THA, 6 months after THA, and yearly thereafter. A zonal analysis system was used to document osseous changes in the femur and the acetabulum. Acetabular cup and femoral stem subsidence and migration, femoral canal fill, and implant orientation were measured. Survival analysis of the procedure was conducted.<\/jats:p><jats:p><jats:bold>Results\u2014<\/jats:bold>Long\u2010term follow\u2010up was available for 37 dogs (46 prostheses). The median follow\u2010up was 63 months. Limb function was normal for 37 limbs and abnormal for 9 limbs because of dislocation (<jats:styled-content><jats:italic>n<\/jats:italic>= 3<\/jats:styled-content>), lumbosacral disease (<jats:styled-content><jats:italic>n<\/jats:italic>= 2<\/jats:styled-content>), degenerative myelopathy (<jats:styled-content><jats:italic>n<\/jats:italic>= 1<\/jats:styled-content>), autoimmune disease (<jats:styled-content><jats:italic>n<\/jats:italic>= 1<\/jats:styled-content>), brain tumor (<jats:styled-content><jats:italic>n<\/jats:italic>= 1<\/jats:styled-content>), or osteosarcoma of the femur (<jats:styled-content><jats:italic>n<\/jats:italic>= 1<\/jats:styled-content>). All prosthetic stems and cups were fixed by bone ingrowth fixation. Osteolysis was not observed. Bone infarction occurred in five femoral canals (four dogs). The 6\u2010year survival rate for the procedure was 87% (95% confidence interval, 72%\u201096%).<\/jats:p><jats:p><jats:bold>Conclusions\u2014<\/jats:bold>Long\u2010term fixation of the uncemented PCA acetabular cup and stem is successful in dogs, and long\u2010term clinical function is excellent.<\/jats:p>","DOI":"10.1053\/jvet.1999.0010","type":"journal-article","created":{"date-parts":[[2010,10,15]],"date-time":"2010-10-15T15:26:44Z","timestamp":1287156404000},"page":"10-20","source":"Crossref","is-referenced-by-count":90,"title":["Canine Uncemented Porous\u2010Coated Anatomic Total Hip Arthroplasty: Results of a Long\u2010Term Prospective Evaluation of 50 Consecutive Cases"],"prefix":"10.1111","volume":"28","author":[{"given":"Denis J.","family":"Marcellin\u2010Little","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bonnie A.","family":"De 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