scholarly journals TOTAL HIP ARTHROPLASTY

2011 ◽  
Vol 18 (02) ◽  
pp. 317-322
Author(s):  
NABEEL DASTGIR ◽  
A. SADDIQE ◽  
J. P. MCCABE

Dislocation after total hip arthroplasty is part of spectrum ranging from neck impingement to subluxation before frank dislocation occurs. Objectives: To assess various parameters as potential risk factors for postoperative hip dislocation. Setting: Department of Orthopaedics in Merlin Park Regional Hospital, Galway Period: 5 years Study Design: Observational Material and Methods: In our study we reviewed 1096 patients who underwent primary total hip arthroplasty in a consecutive period of five years. We assessed various parameters as potential risk factors for dislocation. Results: During this period 16 (1.45 %) patients dislocated their hips. According to our study the Important factors that led to these dislocations were Retroverted cup (5 cases), trochanteric malunion/ avulsion (5 cases), Epilepsy (1 cases), Confusion/ Dementia (2 cases) Parkinsonism (2 cases). Abduction angle was found to be greater than 50 degrees in 8 cases. Conclusion: Familiarity with the risk factors assists in prevention and dictates aspects requiring further assessment, when dislocation occurs. Protection of the hip by bracing should be considered following revision surgery but is of questionable use in primary cases. 

2020 ◽  
Vol 69 (4) ◽  
pp. 600-604
Author(s):  
Daniel Schweitzer ◽  
Ianiv Klaber ◽  
Patricia García ◽  
Felipe López ◽  
María Jesús Lira ◽  
...  

Introduction. Nasal and skin colonization by methicillin-resistant Staphylococcus aureus (MRSA) are linked to a higher incidence of infection after total joint replacement. The prevalence of colonization is poorly defined in Latin American countries. Aim. The aim of the present study was to determine the prevalence of MRSA colonization in the nostrils and groin using real-time polymerase chain reaction (RT-PCR) in patients undergoing total hip arthroplasty (THA). Methodology. In this cross-sectional study, 146 patients undergoing THA between December 2015 and March 2017 in a tertiary-care university-affiliated hospital in Chile were screened for MRSA colonization before the procedure using RT-PCR independently in the nostrils and groin. Risk factors for colonization were documented. Results. Seven of the 146 (5 %) patients undergoing THA were carriers of MRSA in the nostrils and/or the groin. Recent antibiotic use was identified as a risk factor for colonization, OR=4.86 [95 % confidence interval (CI): 1.56–13.96]. Patients reporting at least one of the seven surveyed risk factors had an OR of 2.39 (95 % CI: 0.37–25.77) for colonization. MRSA colonization frequency was twofold higher in the groin as opposed to the nostrils (P=0.014). Conclusion. Five percent of the patients undergoing THA were identified as carriers of MRSA. Recent antibiotic use is a relevant risk factor for MRSA colonization in patients undergoing primary total hip arthroplasty.


2017 ◽  
Vol 27 ◽  
pp. S27
Author(s):  
J. Nguyen ◽  
E. Su ◽  
S. Lyman ◽  
E. Manning ◽  
K. Cummings ◽  
...  

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