Objectives: To evaluate the initial functional results and early complication rate of ceramic-ceramic total hip replacements among patients living with HIV who presented osteonecrosis of the femoral head.
Method: Twelve HIV-positive patients with a diagnosis of osteonecrosis of the incongruent femoral head were evaluated using clinical and laboratory criteria and the WOMAC functional scale before and after treatment with joint replacement.
Results: We observed that 83.3% of the subjects were taking protease inhibitors, 75% had dyslipidemia and 66.6% had lipodystrophy syndrome. The improvement over the evolution of the WOMAC score was statistically significant at six and twelve months after the operation, in comparison with the preoperative score. We did not observe complications secondary to this procedure.
Conclusion: Total hip arthroplasty with a ceramic-ceramic implant for treating avascular necrosis of the hip is an appropriate surgical option for this portion of the population. It provides a significant initial functional improvement and a low early complication rate.
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http://dx.doi.org/10.1016/S2255-4971(15)30014-8 | DOI Listing |
Children (Basel)
December 2024
Department of Orthopedics, Radboud University Medical Center, 6525 GA Nijmegen, The Netherlands.
Background/objectives: The redirection or reshaping of the acetabulum might be warranted to attain a concentric and stable hip in children with developmental dysplasia of the hip (DDH). The aim of this study is to assess the late clinical and radiological results, and to determine the number of patients requiring secondary surgery or a total hip arthroplasty at a long-term follow-up.
Methods: Our institution performed 99 Salter osteotomies on 76 patients without underlying neuromuscular conditions over a 21-year period, from 1981 to 2002.
Biomedicines
December 2024
Department of Laboratory Medicine, The First Affiliated Hospital of Xi'an Jiaotong University, Xi'an 710061, China.
Abnormal lipid metabolism is increasingly recognized as a contributing factor to the development of osteonecrosis of the femoral head (ONFH). This study aimed to explore the lipidomic profiles of ONFH patients, focusing on distinguishing between traumatic ONFH (TONFH) and non-traumatic ONFH (NONFH) subtypes and identifying potential biomarkers for diagnosis and understanding pathogenesis. Plasma samples were collected from 92 ONFH patients (divided into TONFH and NONFH subtypes) and 33 healthy normal control (NC) participants.
View Article and Find Full Text PDFBiomedicines
December 2024
Department of Orthopedics Surgery, Renmin Hospital of Wuhan University, Wuhan 430060, China.
Background: Glucocorticoids (GCs) are critical regulatory molecules in the body, commonly utilized in clinical practice for their potent anti-inflammatory and immunosuppressive properties. However, prolonged, high-dose GC therapy is frequently associated with femoral head necrosis, a condition known as glucocorticoid-induced osteonecrosis of the femoral head (GC-ONFH). Emerging evidence suggests that enhanced autophagy may mitigate apoptosis, thereby protecting osteoblasts from GC-induced damage and delaying the progression of ONFH.
View Article and Find Full Text PDFBiomedicines
November 2024
Division in Anatomy and Developmental Biology, Department of Oral Biology, Human Identification Research Institute, BK21 FOUR Project, Yonsei University College of Dentistry, 50-1 Yonsei-ro, Seodaemun-gu, Seoul 03722, Republic of Korea.
Background: Ankle arthritis is a common degenerative disease that progresses as cartilage damage in the lower tibia and upper talus progresses, resulting in loss of joint function. In addition to typical arthritis, there is also structural bone loss in the talus due to diseases such as talar avascular necrosis. Total talus replacement surgery is the procedure of choice in end-stage ankle arthritis and consists of a tibial, talar component and an insert.
View Article and Find Full Text PDFBiomolecules
November 2024
Thrombosis and Hemostasis Unit, Rambam Health Care Campus, Haifa 3109601, Israel.
Bone metastasis and steroids are known to activate the coagulation system and induce osteoporosis, pathological bone fractures, and bone pain. Heparanase is a protein known to enhance the hemostatic system and to promote angiogenesis, metastasis, and inflammation. The objective of the present study was to evaluate the effects of steroids and malignancy on the coagulation factors and osteoblast activity in the bone tissue.
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