A complication of total knee arthroplasty is patellar avascular necrosis. Surgical approaches for total knee arthroplasty include the medial parapatellar approach (MPa) and, less commonly, the subvastus approach (SVa). The argument that SVa retains better patellar vascularity than the MPa was investigated on 20 participants, (SVa, n = 10; MPa, n = 10) 18 months postoperatively. Outcomes were a radionuclide bone imaging technique, a new bone vascularity scale, and an anterior knee pain numerical assessment scale. Results indicated no significant difference between groups on imaging (P = .935), the components of the bone vascularity scale, or anterior knee pain (P > .999). The SVa appears to offer no benefit over the MPa in terms of patellar vascularity or anterior knee pain.
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http://dx.doi.org/10.1016/j.arth.2012.01.013 | DOI Listing |
Synovial lipomatosis is an uncommon, intra-articular, fat-containing, proliferative lesion with unknown etiology that is rarely reported in dogs. A retrospective study spanning 13 years was conducted to search for cases of canine synovial lipomatosis. Among 188 synovial biopsies of major diarthrodial joints (ie, shoulder, elbow, carpus, hip, stifle, and tarsus) from 186 dogs, 4 cases (2.
View Article and Find Full Text PDFRadiol Case Rep
February 2025
Department of Psychiatry, Datta Meghe Institute of Medical Sciences, Sawangi, Wardha, Maharashtra, India, 442001.
An uncommon congenital disorder known as venolymphatic malformation (VLM) of the knee develops from improper venous and lymphatic system development. It is a specific kind of vascular abnormality that affects lymphatic and veins, causing abnormal growth and dilation of these vessels. These types of malformations do not directly connect to the main channels but instead appear as swelling or other characteristic features depending on the specific type of malformation.
View Article and Find Full Text PDFJ Obstet Gynaecol Res
January 2025
Department of Maternal Fetal Medicine, Health Science University, Zeynep Kamil Women and Children's Diseases Training and Research Hospital, Istanbul, Turkey.
Introduction: Persistent right umbilical vein (PRUV) is an embryonic vascular abnormality. Recent studies suggested that the perinatal outcome was good and the risk of aneuploidy was low in isolated forms. Our purpose in this study was to assess the relation of PRUV with genetic abnormalities and demonstrate concomitant malformations and perinatal outcomes of these fetuses.
View Article and Find Full Text PDFActa Biomater
November 2024
Department of Sports Medicine, Huashan Hospital, Fudan University, Shanghai 200040, China.
J Reconstr Microsurg
December 2024
Department of Burn, Ruijin Hospital Affiliated to Shanghai Jiao Tong University School of Medicine, Shanghai, China.
Background: Clinically, there has been increasing employment of the lateral femoral condyle flap. The objective of this study was to explore the vascular anatomy of the lateral femoral condyle in pigs and to explore the feasibility of using pigs as an animal model of the lateral femoral condyle flap.
Methods: A total of 20 fresh cadaveric hindlimbs of 4-week-old hybrid pigs were used in this study.
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