2021
Computer vision applied to dual-energy computed tomography images for precise calcinosis cutis quantification in patients with systemic sclerosis
Chandrasekaran AC, Fu Z, Kraniski R, Wilson FP, Teaw S, Cheng M, Wang A, Ren S, Omar IM, Hinchcliff ME. Computer vision applied to dual-energy computed tomography images for precise calcinosis cutis quantification in patients with systemic sclerosis. Arthritis Research & Therapy 2021, 23: 6. PMID: 33407814, PMCID: PMC7788847, DOI: 10.1186/s13075-020-02392-9.Peer-Reviewed Original ResearchConceptsSSc patientsCalcinosis cutisCC lesionsSystemic sclerosisBland-Altman plotsConcordance correlation coefficientIndependent radiologistsLin's concordance correlation coefficientConfidence intervalsValid clinical trialsExpert musculoskeletal radiologistsSpearman correlation coefficientClinical trialsMusculoskeletal radiologistsPatientsBurden quantificationLesionsMean differenceGold standardRadiologistsCorrelation coefficientLonger lengthPhalanxSpearman's rhoValidation study
2020
Calcinosis is associated with ischemic manifestations and increased disability in patients with systemic sclerosis
Valenzuela A, Baron M, Rodriguez-Reyna TS, Proudman S, Khanna D, Young A, Hinchcliff M, Steen V, Gordon J, Hsu V, Castelino FV, Schoenfeld S, Li S, Wu JY, Fiorentino D, Chung L. Calcinosis is associated with ischemic manifestations and increased disability in patients with systemic sclerosis. Seminars In Arthritis And Rheumatism 2020, 50: 891-896. PMID: 32898758, PMCID: PMC8205269, DOI: 10.1016/j.semarthrit.2020.06.007.Peer-Reviewed Original ResearchConceptsSSc patientsSystemic sclerosisDigital ischemiaHealth Assessment Questionnaire Disability IndexCochin Hand Functional ScaleACR/EULAR criteriaSubcutaneous calcium depositionConsecutive SSc patientsSubset of patientsMedian T-scoreDisability IndexFinger/thumbCommon complicationDisease durationEULAR criteriaIschemic manifestationsAcro-osteolysisMultivariable analysisPhysical examinationHand functionClinical correlationHand dysfunctionClear historyHigh burdenBone densitometry
2016
Calcinosis is associated with digital ulcers and osteoporosis in patients with systemic sclerosis: A Scleroderma Clinical Trials Consortium study
Valenzuela A, Baron M, Group C, Herrick AL, Proudman S, Stevens W, Group A, Rodriguez-Reyna TS, Vacca A, Medsger TA, Hinchcliff M, Hsu V, Wu JY, Fiorentino D, Chung L. Calcinosis is associated with digital ulcers and osteoporosis in patients with systemic sclerosis: A Scleroderma Clinical Trials Consortium study. Seminars In Arthritis And Rheumatism 2016, 46: 344-349. PMID: 27371996, PMCID: PMC5500288, DOI: 10.1016/j.semarthrit.2016.05.008.Peer-Reviewed Original ResearchMeSH KeywordsAcro-OsteolysisAdultAgedAntibodies, AntinuclearAutoantibodiesCalcinosisCohort StudiesDNA Topoisomerases, Type IFemaleFingersHeart DiseasesHumansHypertension, PulmonaryLogistic ModelsMaleMiddle AgedMultivariate AnalysisNuclear ProteinsOdds RatioOsteoporosisRetrospective StudiesRibonucleoprotein, U1 Small NuclearRNA Polymerase IIIScleroderma, SystemicSkin UlcerTelangiectasisConceptsScleroderma Clinical Trials ConsortiumDigital ulcersSystemic sclerosisOdds ratioMultivariate analysisAnti-PM/SclRetrospective cohort studyQuarter of patientsLonger disease durationClinical Trials ConsortiumStrong associationMulticenter collaborative effortsGastrointestinal involvementAnticardiolipin antibodiesPulmonary hypertensionCohort studyDisease durationClinical factorsAcro-osteolysisClinical featuresUnivariate analysisCardiac diseasePatientsCalcinosisUlcers