Publications by authors named "Venkat Perumal"

Background: Nonunion after ankle or hindfoot arthrodesis is associated with poor outcomes. Cellular bone allograft is an alternative to autograft for use in these procedures. The purpose of this study was to prospectively evaluate the early efficacy and safety of cellular bone allograft use in hindfoot and ankle arthrodesis procedures.

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Background: First metatarsophalangeal (MTP) arthrodesis is a common surgical procedure for addressing hallux MTP pathology. In the setting of revision procedures with significant bone loss, porous titanium wedges may provide an alternative to structural bone autograft or allograft.

Objective: The purpose of this study is to report the clinical and radiographic outcomes achieved in first MTP interposition arthrodesis using porous titanium wedges.

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Background: The objective of this study was to evaluate return to activity following flatfoot reconstruction with lateral column lengthening (LCL) by assessing functional postoperative data and identifying patient characteristics associated with poor function following surgery.

Methods: Consecutive patients that underwent operative flatfoot correction including LCL and other necessary procedures from 2014 to 2019 by 3 fellowship trained foot and ankle orthopedic surgeons were retrospectively administered Foot and Ankle Ability Measure (FAAM) Activities of Daily Living (ADL) and FAAM Sports questionnaires with no preoperative scoring available. Patient demographic factors, comorbidities, and radiographic features were evaluated as predictors of outcome scores to simulate return to activity.

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Background: Local ultrasound (US)-guided injections of anesthetics with corticosteroids are commonly performed for the conservative treatment of tarsal tunnel syndrome (TTS).

Objective: This retrospective study aimed to investigate the outcomes of TTS after US-guided injections.

Methods: The study included patients who were diagnosed with TTS and received US-guided injections as part of their initial treatment.

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Purpose: The purpose of this study was to investigate the effect of the length of the dorsal locking plate on the failure rate of first MTP joint arthrodesis for severe hallux valgus deformities.

Methods: A retrospective review was conducted for all patients who underwent first MTP joint arthrodesis using solely a specific locked plating system (Depuy-Synthes, Raynham, MA) for severe hallux valgus deformities between January 2014 to June 2017. Patients were divided into subgroups according to the length of the plate and the failure rate was investigated.

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Chronic ankle instability is associated with intra-articular and extra-articular ankle pathologies, including osteochondral lesions of the talus. Patients with these lesions are at risk for treatment failure for their ankle instability. Identifying these patients is important and helps to guide operative versus nonoperative treatment.

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Background: The purpose of this study was to evaluate the clinical outcomes and the level of sports activity following arthroscopic microfracture for osteochondral lesions of the tibial plafond.

Methods: A retrospective review was conducted for patients who underwent arthroscopic microfracture surgery for osteochondral lesions of the tibial plafond from January 2014 to June 2017. For functional evaluation, the visual analog scale (VAS) pain score, Foot and Ankle Ability Measure (FAAM) score, and Short Form-12 (SF-12) general health questionnaire were used.

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Unlabelled: Lateral column lengthening (LCL) is a common procedure for reconstruction of stage II flexible adult-acquired flatfoot deformity (AAFD). The recent development of porous titanium wedges for this procedure provides an alternative to allograft and autograft. The purpose of this study was to report radiographic and clinical outcomes achieved with porous titanium wedges in LCL.

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Background: Articular cartilage lesions of the talus remain a challenging clinical problem because of the lack of natural regeneration and limited treatment options. Microfracture is often the first-line therapy, however lesions larger than 1.5 cm have been shown to not do as well with this treatment method.

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For rigid pes planovalgus deformities, modified double and triple arthrodeses have had high union rates and subjective outcomes reported. Increased rates of talonavicular nonunions after modified double arthrodesis have led to concern regarding this procedure. A retrospective medical record review was performed of patients who had undergone either a modified double (n = 9) or triple (n = 7) arthrodesis for stage 3 pes planovalgus deformity.

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Unlabelled: Objective The objective of the present study is to utilize a national database to examine the association between obesity and postoperative complications after primary Achilles tendon repair. Methods The PearlDiver database was queried for patients undergoing primary Achilles repair using CPT 27650. Excision of a Haglund's deformity or tendon transfer were exclusion criteria.

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Purpose: To employ a national database to evaluate the association between intraoperative corticosteroid injection at the time of ankle arthroscopy and postoperative infection rates in Medicare patients.

Methods: A national insurance database was queried for Medicare patients who underwent ankle arthroscopy, including arthroscopic removal of loose body, synovectomy, and limited or extensive debridement. Two groups were created: ankle arthroscopy with concomitant local steroid injection (n = 459) and a control group of patients who underwent ankle arthroscopy without intraoperative local steroid injection (n = 9,327).

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Purpose: This study aimed to investigate current trends in ankle arthroscopy across time, sex, age, and region of the United States as well as the use of ankle arthroscopy in the management of lateral ankle instability.

Methods: Patients who underwent ankle arthroscopy and those who underwent ankle arthroscopy and lateral ankle ligament repair or peroneal retinacular repair from 2007 through 2011 were identified using the PearlDiver national database. These searches yielded volumes of unique patients, sex and age distribution, and regional volumes of patients.

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Background: Total ankle arthroplasty (TAA) and ankle arthrodesis (AA) are two operative options for the management of end-stage ankle arthritis that has failed conservative interventions. Obesity is associated with a greater incidence of musculoskeletal disease, particularly osteoarthritis of the weight-bearing joints, including the ankle. The objective of the present study was to use a national database to examine the association between obesity and postoperative complications after TAA and AA.

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Background: Chronic ankle instability has a well-known association with intra- and extraarticular ankle pathologies, including peroneal tendonitis and subluxation. Patients with peroneal pathology are at risk for failure of conservative treatment for their ankle instability, thus identifying these patients is important and helps to guide management. There has been no literature looking at, in patients with chronic ankle instability, which associated ankle pathologies and patient characteristics are predictive of peroneal pathology.

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We report a case of a 40-year-old woman who presented with a heel mass on her left foot. She underwent removal of the mass, which was found to be an arteriovenous hemangioma (AVH). Arteriovenous hemangioma is a rare tumours, especially in the foot which is extremely rare.

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Background: The literature on the best treatment of osteochondritis dissecans of the talus (OCDT) in children is scarce because of rarity of the condition. In addition, patients with this condition typically become asymptomatic long before radiographic healing is complete that might give a false perception of clinical success. We determined the healing rate after 6 months of nonoperative treatment of OCDT in skeletally immature patients.

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