Publications by authors named "Razavi C"

Objective: Nasal obstruction can negatively impact patient quality of life, which can be alleviated by functional nasal surgery. Quantification of improvement is most commonly evaluated with the use of validated survey instruments but lacks widely utilized objective measures. Herein, we evaluate the utility of single-sided peak nasal inspiratory flow (PNIF) as an objective outcome measure in the evaluation and management of nasal obstruction.

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Appendicectomy is a common procedure in children with a low risk of mortality, however, complication rates and risk factors are largely unknown. This study aimed to characterise the incidence and epidemiology of postoperative complications in children undergoing appendicectomy in the UK. This multicentre prospective observational cohort study, which included children aged 1-16 y who underwent surgery for suspected appendicitis, was conducted between November 2019 and January 2022.

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Objective: Nasal obstruction is a very common problem often addressed by functional nasal surgery. Increasingly, these procedures are being performed in the office setting secondary to decreased down time, cost, and obviation of general anesthesia. Our goal with this review is to discuss how to appropriately select patients for office-based procedures, what procedures may be considered, and current outcomes with in-office functional nasal surgery.

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Understanding the purpose and process of obtaining intellectual property rights (IPR) is fundamental to health care innovation. Facial plastic and reconstructive surgeons are natural innovators; however, knowledge deficit in this space may hinder the ability to move ideas from the "bench to bedside." Here we provide an overview of IPR, outlining the steps necessary to obtain intellectual property protection in an academic setting while highlighting recent U.

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Objective: To quantitatively compare the ergonomic risk of otologic surgeries performed with endoscopes and microscopes.

Study Design: Observational cross-sectional study.

Setting: Operating room of a tertiary academic medical center.

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Background: There is an increasing array of treatment options for addressing clinically significant thyroid nodules, including radiofrequency ablation (RFA). While effective, the cost compared to alternative approaches has not been well elucidated.

Methods: This study involved a retrospective chart review, focusing on variable direct cost (VDC) of each procedure, from April 2016 to January 2020.

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Article Synopsis
  • The transoral vestibular approach for parathyroid surgery is gaining popularity for treating primary hyperparathyroidism (PHPTH) and may offer a scarless option for patients.
  • A study involving 101 patients assessed the safety and effectiveness of this technique, showing a high surgical success rate of 98% in achieving normal parathyroid hormone (PTH) levels post-operation.
  • Results indicated minimal complications, with no permanent nerve injuries and a significant decrease in surgical time from the first half to the second half of the cases.
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Purpose: To investigate the short-term results of single-session treatment of iliocaval and iliofemoral DVT using a single thrombectomy device.

Materials And Methods: This prospective pilot study analyzed patients with acute iliocaval or iliofemoral DVT treated in a single session using the JETi thrombectomy system. All analyses were performed on an intention-to-treat basis.

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Background: Surgical management of otosclerosis is technically challenging with studies demonstrating that outcomes are commensurate with surgical experience. Moreover, experts apply less force on the ossicular chain during prosthesis placement than their novice counterparts. Given the predicted decreasing patient pool and the rising cost of human temporal bone specimens it has become more challenging for trainees to receive adequate intraoperative or laboratory-based experience in this procedure.

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Hypothesis: Virtual fixtures can be enforced in cooperative-control robotic mastoidectomies with submillimeter accuracy.

Background: Otologic procedures are well-suited for robotic assistance due to consistent osseous landmarks. We have previously demonstrated the feasibility of cooperative-control robots (CCRs) for mastoidectomy.

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Objective: Deep vein thrombosis (DVT) is a common condition with a high risk of post-thrombotic morbidity, especially in patients with a proximal thrombus. Successful iliofemoral clot removal has been shown to decrease the severity of post-thrombotic syndrome. It is assumed that earlier thrombus lysis is associated with a better outcome.

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Article Synopsis
  • - The study compares the costs of transoral endoscopic thyroidectomy vestibular approach and the traditional transcervical thyroidectomy to assess its value for patients.
  • - Data was collected from 238 patients, showing the transoral approach was significantly more expensive, with a difference of $1,276 for lobectomy and $1,036 for total thyroidectomy.
  • - A key factor influencing the higher costs for the transoral method was the use of more expensive energy devices, contributing about $487.53 and $447.96 to the overall cost differences for lobectomy and total thyroidectomy, respectively.
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Background: We investigated preferences between the transcervical and transoral thyroidectomy approach in the United States and Israel.

Methods: An online survey assessing scar attitudes and surgical preferences, in English and Hebrew, was distributed on ThyCa.com and other platforms.

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Purpose: Middle ear disease is increasingly being managed via transcanal endoscopic ear surgery (TEES). A limitation of TEES is that it restricts the surgeon to single-handed dissection. One solution to this would be an endoscope holder to facilitate two-handed dissection.

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Background: Transoral Endoscopic Thyroidectomy Vestibular Approach (TOETVA) has demonstrated excellent safety and is receiving wider use in North America. Understanding which factors lead to operative difficulty, as evaluated by operative time (OT), may help to improve safety and refine indications for this procedure.

Methods: Cases of TOETVA performed at our institution were reviewed.

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Article Synopsis
  • The study analyzes the outcomes of transoral endoscopic thyroidectomy vestibular approach (TOETVA) in a North American population and compares it to the conventional transcervical approach (TCA) over a specific time period.
  • Results showed that TOETVA did not have a higher incidence of major complications compared to TCA, with similar rates of temporary injuries related to the procedure.
  • The findings indicate that TOETVA is a safe option for thyroid surgery in North America and that higher body mass index (BMI) does not increase the risk of complications for patients undergoing TOETVA.
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Purpose: Middle ear disease is increasingly being managed via transcanal endoscopic ear surgery (TEES). A limitation of TEES is that it restricts the surgeon to single-handed dissection. One solution to this would be an endoscope holder to facilitate two-handed dissection.

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Article Synopsis
  • * The transoral endoscopic parathyroidectomy vestibular approach (TOEPVA) offers a scar-free alternative, but it requires precise preoperative localization through ultrasound and SPECT CT.
  • * Initial studies indicate that TOEPVA is a feasible and safe surgical option for eligible patients.
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Article Synopsis
  • Transoral Endoscopic Thyroidectomy Vestibular Approach (TOETVA) is a new surgical technique for thyroid surgery that avoids external cuts, with around 700 successful procedures reported.
  • As this method gains popularity, careful patient selection and surgical preparation are crucial to minimize complications.
  • Surgeon-performed ultrasonography (US) is highlighted as a key tool to aid in patient selection and surgical planning for TOETVA, enhancing the overall effectiveness of the procedure.
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Article Synopsis
  • Central neck scars from thyroid surgery can harm a patient's quality of life, but transoral endoscopic thyroidectomy may lessen these cosmetic issues.
  • A study of 81 patients found that those who had the transcervical approach scored significantly worse on scar assessments compared to those who underwent transoral surgery.
  • Results indicate that transoral thyroidectomy leads to better cosmetic outcomes shortly after surgery, with the difference in scar visibility being statistically significant.
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The Pediatric Perioperative Outcomes Group (PPOG) is an international collaborative of clinical investigators and clinicians within the subspecialty of pediatric anesthesiology and perioperative care which aims to use COMET (Core Outcomes Measures in Effectiveness Trials) methodology to develop core outcome setsfor infants, children and young people that are tailored to the priorities of the pediatric surgical population.Focusing on four age-dependent patient subpopulations determined a priori for core outcome set development: i) neonates and former preterm infants (up to 60 weeks postmenstrual age); ii) infants (>60 weeks postmenstrual age - <1 year); iii) toddlers and school age children (>1-<13 years); and iv) adolescents (>13-<18 years), we conducted a systematic review of outcomes reported in perioperative studies that include participants within age-dependent pediatric subpopulations. Our review of pediatric perioperative controlled trials published from 2008 to 2018 identified 724 articles reporting 3192 outcome measures.

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Objectives: Free tissue reconstruction of the head and neck must be initially overcorrected due to expected postoperative free flap volume loss, which can be accelerated by adjuvant radiation therapy. In this study, we aim to identify patient and treatment-specific factors that may significantly contribute to this phenomenon and translate these characteristics into a predictive model for expected percent free flap volume loss in a given patient.

Methods: Patients with a history of oral cavity and/or oropharyngeal cancer who underwent nonosseous free flap reconstruction were reviewed between January 2009 and November 2018 at a tertiary care center.

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Article Synopsis
  • Transoral endoscopic thyroidectomy and parathyroidectomy via the vestibular approach (TOET/PVA) is a new surgical technique that avoids visible scars by accessing the central neck through the mouth.
  • Since its inception in 2015, TOET/PVA has gained popularity due to its short learning curve, minimal risks, and few limitations on patient eligibility.
  • Over 2,000 procedures have been performed worldwide, with significant adoption in North America, reflecting its effectiveness and ongoing improvements in safety.
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