abstract：:Predictors of success of orthopaedic residents on the American Board of Orthopaedic Surgery (ABOS) examination are controversial. We therefore evaluated numerous variables that may suggest or predict candidate performance on the ABOS examination. We reviewed files of 161 residents (all graduates) from one residency pr...

journal_title：Clinical orthopaedics and related research

authors： Herndon JH,Allan BJ,Dyer G,Jawa A,Zurakowski D

更新日期：2009-09-01 00:00:00

abstract：UNLABELLED:Although acute management of pelvic fractures and their long-term functional outcome have been widely documented, important information regarding malunion and nonunion of these fractures is sparse. Despite their relative rarity, malunions and nonunions cause disabling symptoms and have major socioeconomic im...

journal_title：Clinical orthopaedics and related research

authors： Kanakaris NK,Angoules AG,Nikolaou VS,Kontakis G,Giannoudis PV

更新日期：2009-08-01 00:00:00

abstract：:Osteonecrosis (ON) is commonly caused by high doses of glucocorticoids or ethanol intake. We previously reported suppression of BMP-2 by dexamethasone was more pronounced and enhancement by lovastatin was less pronounced in bone marrow stromal cells (BMSCs) from patients with ON than from patients without ON. We there...

journal_title：Clinical orthopaedics and related research

authors： Yeh CH,Chang JK,Ho ML,Chen CH,Wang GJ

更新日期：2009-08-01 00:00:00

abstract：:A locked pubic symphysis occasionally occurs after a lateral compression injury of the pelvic ring. One pubic bone becomes entrapped behind the contralateral pubis. Lateral compression pelvic injuries are well recognized, but a lateral compression pelvic injury resulting in a locked pubic symphysis is rare. We describ...

journal_title：Clinical orthopaedics and related research

authors： Cannada LK,Reinert CM

更新日期：2009-08-01 00:00:00

abstract：UNLABELLED:The need for segmental resection versus intralesional treatment of low-grade chondrosarcomas of the appendicular skeleton remains controversial. We hypothesized extended intralesional treatment would equally control malignant disease but with improved functional outcomes and decreased postoperative complicat...

journal_title：Clinical orthopaedics and related research

authors： Aarons C,Potter BK,Adams SC,Pitcher JD Jr,Temple HT

更新日期：2009-08-01 00:00:00

abstract：:Meniscus transplantation is indicated for persistent pain in a meniscectomized knee. Currently, grafts are prepared aseptically, which provides limited protection against donor-derived infection. The performance of a novel, sterilized meniscus was compared with an aseptically prepared one in an experimental model. Twe...

journal_title：Clinical orthopaedics and related research

authors： McNickle AG,Wang VM,Shewman EF,Cole BJ,Williams JM

更新日期：2009-07-01 00:00:00

abstract：UNLABELLED:Information on the microbiology of infections after operative ankle fractures, on the details of a treatment protocol used when the ankle joint is preserved, and on the outcome of this protocol will be helpful for the physicians managing patients with this complex problem. We therefore determined the most co...

journal_title：Clinical orthopaedics and related research

authors： Zalavras CG,Christensen T,Rigopoulos N,Holtom P,Patzakis MJ

更新日期：2009-07-01 00:00:00

abstract：UNLABELLED:Warfarin dosing algorithms do not account for genetic mutations that can affect anticoagulation response. We retrospectively assessed to what extent the VKORC1 variant genotype would alter the likelihood of being a hyperresponder or hyporesponder to warfarin in patients undergoing total joint arthroplasty. W...

journal_title：Clinical orthopaedics and related research

authors： González Della Valle A,Khakharia S,Glueck CJ,Taveras N,Wang P,Fontaine RN,Salvati EA

更新日期：2009-07-01 00:00:00

abstract：UNLABELLED:Information regarding national trends in bilateral TKAs is needed for a rational allocation of resources, policy making, and research. Therefore, we analyzed data from the National Hospital Discharge Survey to elucidate temporal changes in the demographics, comorbidity profiles, hospital stay, and in-hospita...

journal_title：Clinical orthopaedics and related research

authors： Memtsoudis SG,Besculides MC,Reid S,Gaber-Baylis LK,González Della Valle A

更新日期：2009-06-01 00:00:00

abstract：UNLABELLED:We conducted a prospective study of 1214 consecutive primary TKAs to compare the deep prosthetic infection rate between obese and nonobese patients during the first 12 months after surgery. We also sought to determine whether patient or surgical variables such as comorbidities, age, gender, blood transfusion...

journal_title：Clinical orthopaedics and related research

authors： Dowsey MM,Choong PF

更新日期：2009-06-01 00:00:00

abstract：UNLABELLED:Current methods of treating congenital clubfeet provide high rates of functional outcomes. Despite the clinical outcomes, radiographic assessment suggests residual equinus deformity of the hindfoot. It is unclear whether these deformities result in abnormal foot-floor pressures and whether they correlate wit...

journal_title：Clinical orthopaedics and related research

authors： Sinclair MF,Bosch K,Rosenbaum D,Böhm S

更新日期：2009-05-01 00:00:00

abstract：UNLABELLED:We describe the condylar cutoff sign, a radiographic sign in knees with a discoid lateral meniscus, for diagnosis of complete discoid meniscus. We retrospectively reviewed tunnel-view radiographs of 100 patients (100) knees including 50 with complete discoid lateral meniscus and 50 with normal menisci. All p...

journal_title：Clinical orthopaedics and related research

authors： Ha CW,Lee YS,Park JC

更新日期：2009-05-01 00:00:00

abstract：UNLABELLED:Residual deformity in resistant clubfoot is not uncommon. The "bean-shaped foot" exhibits forefoot adduction and midfoot supination and may interfere with function due to poor foot placement. For children less than 5 years of age we describe a corrective procedure combining a closing wedge cuboidal osteotomy...

journal_title：Clinical orthopaedics and related research

authors： Mahadev A,Munajat I,Mansor A,Hui JH

更新日期：2009-05-01 00:00:00

abstract：UNLABELLED:The treatment and prognosis of labral tears of the hip depend primarily on whether there is concomitant injury of the adjacent acetabular articular cartilage. We asked whether a delamination cyst on the preoperative plain radiographs correlated with delamination of the acetabular articular cartilage at the t...

journal_title：Clinical orthopaedics and related research

authors： Gdalevitch M,Smith K,Tanzer M

更新日期：2009-04-01 00:00:00

abstract：UNLABELLED:Long-term results of periacetabular osteotomy for advanced-stage osteoarthritis secondary to developmental dysplasia of the hip are reportedly unsatisfactory compared with results for early-stage osteoarthritis. Other preoperative information that can be used to determine indications for periacetabular osteo...

journal_title：Clinical orthopaedics and related research

authors： Okano K,Enomoto H,Osaki M,Shindo H

更新日期：2009-04-01 00:00:00

abstract：:Femoroacetabular impingement (FAI) is considered a cause of labrochondral disease and secondary osteoarthritis. Nevertheless, the clinical syndrome associated with FAI is not fully characterized. We determined the clinical history, functional status, activity status, and physical examination findings that characterize...

journal_title：Clinical orthopaedics and related research

authors： Clohisy JC,Knaus ER,Hunt DM,Lesher JM,Harris-Hayes M,Prather H

更新日期：2009-03-01 00:00:00

abstract：:Gluteal muscle contracture is common after repeated intramuscular injections and sometimes is sufficiently debilitating to require open surgery. We asked whether arthroscopic release of gluteal muscle contracture using radiofrequency energy would decrease complications with clinically acceptable results. We retrospect...

journal_title：Clinical orthopaedics and related research

authors： Liu YJ,Wang Y,Xue J,Lui PP,Chan KM

更新日期：2009-03-01 00:00:00

abstract：:Hip osteoarthritis is a common cause of musculoskeletal pain in older adults and may result in decreased mobility and quality of life. Although the presentation of hip osteoarthritis varies, surgical management is required when the disease is severe, longstanding, and unresponsive to nonoperative treatments. For stake...

journal_title：Clinical orthopaedics and related research

authors： Dagenais S,Garbedian S,Wai EK

更新日期：2009-03-01 00:00:00

abstract：:Various guidelines have been proposed regarding which portions of a surgical gown may be considered sterile. Unfortunately, the validity of these recommendations has not been definitively established. We therefore evaluated gown sterility after major spinal surgery to assess the legitimacy of these guidelines. We used...

journal_title：Clinical orthopaedics and related research

authors： Bible JE,Biswas D,Whang PG,Simpson AK,Grauer JN

更新日期：2009-03-01 00:00:00

abstract：:We evaluated the healing rate, complications, and functional outcomes in 32 adult patients with very short metaphyseal fragments in fractures of the distal tibia treated with a polyaxial locking system. The average distance from the distal extent of the fracture to the tibial plafond was 11 mm. All fractures healed an...

journal_title：Clinical orthopaedics and related research

authors： Gao H,Zhang CQ,Luo CF,Zhou ZB,Zeng BF

更新日期：2009-03-01 00:00:00

abstract：:Femoroacetabular impingement is a motion-based concept of conflict that occurs secondary to morphologic abnormalities of the proximal femur and/or acetabulum. Creating impingement-free motion through restoration of normal morphology serves as the goal of joint-preserving procedures. We retrospectively reviewed the sho...

journal_title：Clinical orthopaedics and related research

authors： Graves ML,Mast JW

更新日期：2009-03-01 00:00:00

abstract：:Femoroacetabular impingement due to metaphyseal prominence is associated with the slippage in patients with slipped capital femoral epiphysis (SCFE), but it is unclear whether the changes in femoral metaphysis morphology are associated with range of motion (ROM) changes or type of impingement. We asked whether the fem...

journal_title：Clinical orthopaedics and related research

authors： Mamisch TC,Kim YJ,Richolt JA,Millis MB,Kordelle J

更新日期：2009-03-01 00:00:00

abstract：UNLABELLED:Risk factors to explain the poor survival of patients with osteosarcoma of the pelvis are poorly understood. Therefore, we attempted to identify factors affecting survival and development of local recurrence and metastasis. We retrospectively reviewed 43 patients who had high-grade pelvic tumors and were tre...

journal_title：Clinical orthopaedics and related research

authors： Fuchs B,Hoekzema N,Larson DR,Inwards CY,Sim FH

更新日期：2009-02-01 00:00:00

abstract：UNLABELLED:The evaluation and treatment of aggressive bone tumors continue to be diagnostic and therapeutic challenges for orthopaedic surgeons. Despite compelling data regarding the hazards of biopsy, incomplete preoperative evaluation, inappropriate biopsy techniques, and premature surgical interventions continue to ...

journal_title：Clinical orthopaedics and related research

authors： Adams SC,Potter BK,Mahmood Z,Pitcher JD,Temple HT

更新日期：2009-02-01 00:00:00

abstract：UNLABELLED:Because of improvements in surgical technique, anesthesia, and rehabilitation, mortality after hip arthroplasty may be on the decline. The purpose of this study was to determine the 90-day mortality rate after uncemented total hip arthroplasty (THA) performed under regional anesthesia. We retrospectively rev...

journal_title：Clinical orthopaedics and related research

authors： Aynardi M,Pulido L,Parvizi J,Sharkey PF,Rothman RH

更新日期：2009-01-01 00:00:00

abstract：UNLABELLED:The anterolateral approach in the supine position provides excellent visualization of the acetabulum. The main advantage of the approach, a low dislocation rate, has been demonstrated in the literature, while the purported disadvantage of abductor dysfunction has not been clearly delineated in the literature...

journal_title：Clinical orthopaedics and related research

authors： Austin MS,Rothman RH

更新日期：2009-01-01 00:00:00

abstract：UNLABELLED:The use of extended offset femoral components and acetabular liners helps restore preoperative offset during hip arthroplasty. We report a relatively high acetabular component aseptic loosening rate with the use of offset polyethylene liners. We reviewed 1919 primary and 346 revision total hip arthroplasties...

journal_title：Clinical orthopaedics and related research

authors： Archibeck MJ,Cummins T,Junick DW,White RE Jr

更新日期：2009-01-01 00:00:00

abstract：UNLABELLED:Reorientation acetabular osteotomies can correct dysplastic deformities and provide marked improvement in hip function. Deformities of the proximal femur can produce suboptimal articulation or secondary impingement after acetabular reorientation, yet the incidence and characteristics of such deformities have...

journal_title：Clinical orthopaedics and related research

authors： Clohisy JC,Nunley RM,Carlisle JC,Schoenecker PL

更新日期：2009-01-01 00:00:00

abstract：UNLABELLED:To determine whether inferior vena cava (IVC) filter placement protects patients with musculoskeletal tumors from fatal pulmonary embolisms (PE), we retrospectively analyzed the records of 81 patients who underwent surgery for pelvic and lower extremity malignancies. All 81 patients received an IVC filter an...

journal_title：Clinical orthopaedics and related research

authors： Tuy B,Bhate C,Beebe K,Patterson F,Benevenia J

更新日期：2009-01-01 00:00:00

abstract：:Fetal tendons and skin heal regeneratively without scar formation. Cells isolated from these fetal tissues exhibit enhanced cellular migration and collagen production in comparison to cells from adult tissue. We determined whether fetal and adult fibroblasts isolated from the anterior cruciate ligament (ACL), a tissue...

journal_title：Clinical orthopaedics and related research

authors： Stalling SS,Nicoll SB

更新日期：2008-12-01 00:00:00

abstract：UNLABELLED:This study was performed to determine whether patients who sustain an intertrochanteric fracture have better outcomes when stabilized using a sliding hip screw or an intramedullary nail. A 20% sample of Part A and B entitled Medicare beneficiaries 65 years or older was used to generate a cohort of patients w...

journal_title：Clinical orthopaedics and related research

authors： Aros B,Tosteson AN,Gottlieb DJ,Koval KJ

更新日期：2008-11-01 00:00:00

abstract：UNLABELLED:Total knee replacement effectively relieves arthritis pain but improvement in physical function varies. A clearer understanding of the patient attributes associated with differing levels of functional gain after TKR is critical to surgical decision making. We reviewed 8050 primary, unilateral TKR patients en...

journal_title：Clinical orthopaedics and related research

authors： Franklin PD,Li W,Ayers DC

更新日期：2008-11-01 00:00:00

abstract：UNLABELLED:Computer-navigated and minimally invasive TKAs are emerging technologies that have distinct strengths and weaknesses. We compared duration of surgery, length of hospitalization, Knee Society scores, radiographic alignments, and complications in two unselected groups of 81 consecutive knees that underwent TKA...

journal_title：Clinical orthopaedics and related research

authors： Bonutti PM,Dethmers D,Ulrich SD,Seyler TM,Mont MA

更新日期：2008-11-01 00:00:00

abstract：UNLABELLED:The outcome of isolated patellar component revisions after metal-backed patellar failure is variable with satisfactory results reported from 78% to 100%. To supplement information in the literature we determined the failure rate and the functional outcome based on the Knee Society clinical and roentgenograph...

journal_title：Clinical orthopaedics and related research

authors： Garcia RM,Kraay MJ,Goldberg VM

更新日期：2008-11-01 00:00:00

abstract：UNLABELLED:Controversy exists as to whether bearing mobility facilitates centralization of the extensor mechanism after TKA. To assess the incidence of lateral retinacular release, we retrospectively reviewed 1318 consecutive primary TKAs (1032 patients) performed by one surgeon using either a rotating-platform bearing...

journal_title：Clinical orthopaedics and related research

authors： Yang CC,McFadden LA,Dennis DA,Kim RH,Sharma A

更新日期：2008-11-01 00:00:00

abstract：UNLABELLED:The "shrug sign" (inability to lift the arm to 90 degrees abduction without elevating the whole scapula or shoulder girdle) has been associated with a diagnosis of rotator cuff disease. Based on our clinical experience, we hypothesized the shrug sign is not a specific diagnostic sign for this condition, but ...

journal_title：Clinical orthopaedics and related research

authors： Jia X,Ji JH,Petersen SA,Keefer J,McFarland EG

更新日期：2008-11-01 00:00:00

abstract：UNLABELLED:While the literature suggests lateral unicondylar knee arthroplasty (UKA) improves function in the short- and medium-term, it is less clear on longer-term function. We asked (1) whether lateral UKA improved longer-term Knee Society scores and return to previous activity level); (2) whether there were any con...

journal_title：Clinical orthopaedics and related research

authors： Argenson JN,Parratte S,Bertani A,Flecher X,Aubaniac JM

更新日期：2008-11-01 00:00:00

abstract：:Proper femoral and tibial component rotational positioning in TKA is critical for outcomes. Several rotational landmarks are frequently used with different advantages and limitations. We wondered whether coronal axes in the tibia and femur based on the transepicondylar axis in the femur would correlate with anteropost...

journal_title：Clinical orthopaedics and related research

authors： Aglietti P,Sensi L,Cuomo P,Ciardullo A

更新日期：2008-11-01 00:00:00

abstract：:Musculoskeletal injuries are a major public health problem globally, contributing a large burden of disability and suffering. This burden could be considerably lowered by implementation of affordable and sustainable strategies to strengthen orthopaedic trauma care, especially in low- and middle-income countries. This ...

journal_title：Clinical orthopaedics and related research

authors： Mock C,Cherian MN

更新日期：2008-10-01 00:00:00

abstract：:Obtaining continuing education can be difficult in countries with limited resources. Members of the Pediatric Orthopaedic Society of North America (POSNA) have developed a program for providing outreach continuing education courses in pediatric orthopaedics. POSNA members provide their own transportation to the host c...

journal_title：Clinical orthopaedics and related research

authors： Wilkins KE

更新日期：2008-10-01 00:00:00