{"doi":"10.1111/vsu.14222","title":"Arthroscopic synovitis severity scoring in canine stifles with cranial cruciate ligament disease","abstract":"OBJECTIVE: To investigate the occurrence, degree, and risk factors associated with arthroscopic stifle joint synovitis in dogs with cranial cruciate ligament (CCL) disease. STUDY DESIGN: Retrospective, observational study. SAMPLE POPULATION: Canine CCL disease (n = 163) from 149 dogs and their arthroscopic video recordings. METHODS: Arthroscopic video recordings were reviewed. A synovitis severity (0-5) and a modified Outerbridge cartilage classification system score were assigned, along with recording the presence or absence of a medial meniscal bucket handle tear. Medical records were reviewed for age, sex, limb, and duration of clinical signs. Univariate analyses were performed via a Fisher's exact test for categorical independent variables, and ordered logistic regression was used for continuous variables. Multivariable ordered logistic regression considered independent variables with a p-value <.2 on univariate analyses. p-value <.05 was considered statistically significant. RESULTS: Synovitis was identified in 100% of the stifles examined. The most frequent synovitis severity score was 3/5. Univariate analysis showed a significant association between synovitis severity score and bodyweight (p = .005), median cartilage score (p = .002), and being female (p = .032). On multivariable analysis, the synovitis severity score was significantly associated with median cartilage score (p = .042) and duration of clinical signs (p < .001). CONCLUSION: Synovitis was arthroscopically always identified in stifles with CCL disease. The severity of synovitis was associated with more progressive damage to the articular cartilage and a longer duration of clinical signs. CLINICAL SIGNIFICANCE: Earlier intervention in dogs with CCL disease may be warranted to decrease synovitis and progression of osteoarthritis.","journal":"Veterinary Surgery","year":2025,"id":543017,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":1,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.6102,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2025-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":287815,"name":"Rui Xiao","orcid":"0000-0002-2727-8171","position":1,"is_corresponding":false},{"id":284005,"name":"Robert L. Mauck","orcid":"0000-0002-9537-603X","position":2,"is_corresponding":false},{"id":1229014,"name":"Kimberly A. Agnello","orcid":null,"position":3,"is_corresponding":false},{"id":1012469,"name":"Elisabeth A. Lemmon","orcid":"0000-0002-3831-9629","position":0,"is_corresponding":true}],"reference_count":48,"raw_metadata":null,"created_at":"2026-07-19T02:53:00.171379Z","pmid":"39915894","pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}