Factores asociados a las complicaciones de la artroplastia de cadera en pacientes con diagnóstico de artritis reumatoidea

Abstract

Rheumatoid arthritis is a chronic immune pathology that affects the joints. The largest affected joints are the knee and the hip. A large percentage of these patients will need joint replacement at some time in their life. Among the most frequent complications in this type of patients are periprosthetic infection, dislocation and instability of the components. In reviews it is been determined that there may be some factors associated with these complications.

Objectives:Evaluate the factors associated with complications in patients diagnosed with rheumatoid arthritis undergoing hip arthroplasty.
Materials and methods: This is an observational, retrospective, cross-sectional study. The clinical records of those patients who met the inclusion criteria and who were operated with a joint replacement at the service of Orthopedic and Traumatology in Lomas Verdes Hospital, from January 2013 to June 2017, were reviewed. A study based on descriptive statistics of frequencies for correlation of quantitative and categorical variables respectively and odds ratio for correlation of variables.

Results: 45 patient files were evaluated, of which 40 met the inclusion criteria for this work. The average age was 53 years with a range between 29 and 79 years. Female was predominant. All patients were under treatment to manage rheumatoid arthritis. A correlation of complications with preoperative anemia was found. No correlation was found with the type of implant selected for the hip joint replacement.