Failure analysis of infection persistence after septic revision surgery: a checklist algorithm for risk factors in knee and hip arthroplasty

Author(s):  
Sofia Kilgus ◽  
Daniel Karczewski ◽  
Cindy Passkönig ◽  
Tobias Winkler ◽  
Doruk Akgün ◽  
...  
2017 ◽  
Vol 63 (3) ◽  
pp. 248-251 ◽  
Author(s):  
Felipe de Santana Bosmak ◽  
Patrick Teller Gibim ◽  
Sandra Guimarães ◽  
Adriano Luiz Ammirati

Summary Introduction: Delirium is a common disorder that can potentiate mortality and comorbidity rates of patients hospitalized in intensive care units. Patients undergoing major orthopedic surgeries, such as knee and hip arthroplasty, are particularly vulnerable as they often have multiple risk factors for this disorder. Method: Descriptive study of the incidence of delirium in patients treated with total knee and hip arthroplasty, given the advanced age and comorbidities in this population. We evaluated the medical records of patients who had previously undergone the designated surgeries for identification of postoperative delirium. Results: We observed in this study an incidence of 8.92% of delirium, mostly affecting females with a mean age of 73 years and hypertension. Conclusion: The incidence of delirium in our study is similar to that observed in the general population, according to the literature. We found no correlation with sleep disorders, smoking or diabetes mellitus in this study, even though the importance of these factors for the onset of delirium is well-established in the literature.


PLoS ONE ◽  
2013 ◽  
Vol 8 (9) ◽  
pp. e73917 ◽  
Author(s):  
Patrícia R. Pinto ◽  
Teresa McIntyre ◽  
Ramón Ferrero ◽  
Armando Almeida ◽  
Vera Araújo-Soares

2018 ◽  
Vol 120 (5) ◽  
pp. 999-1008 ◽  
Author(s):  
S.M. Weinstein ◽  
L. Poultsides ◽  
L.R. Baaklini ◽  
E.E. Mörwald ◽  
C. Cozowicz ◽  
...  

Ceramic surfaces are commonly used in total hip arthroplasty (THA) in young patients due to their good tribological properties. Nonetheless, the fracture of ceramic components is among the most demanding complications of total hip arthroplasty. Ceramic failure is a matter of emergency and needs urgent revision arthroplasty. In this regard, the present study aimed to better understand how to diagnose a ceramic component fracture, identify the major risk factors for the fracture of ceramic components, and analyze the different techniques used in revision arthroplasty for ceramic bearing failure. The literature search was performed on PubMed, MEDLINE-Ovid, and Cochrane Reviews. The search keywords included ceramic fracture, ceramic failure, and ceramic arthroplasty revision surgery. A number of 47 articles were selected out of 126 articles found in the initial research. X-ray and computed tomography (CT) scan must be utilized on suspicion of ceramic component fracture. The most relevant risk factor for head fracture is short neck and 28-mm head combination. Moreover, acetabular cup malpositioning and liner misalignment during insertion are the two major risk factors for liner fracture. There is no consensus on the best revision treatment strategy. Nonetheless, it is necessary to perform a complete synovectomy and an accurate cleaning of the hip joint before the implant of the new components. Stability, integrity, and positioning of both femoral and acetabular components must be evaluated during surgery. If damaged, even well-fixed components should be removed. New ceramic bearing surface is the best option, whereas metal is not recommended for revision surgery.


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