Publications by authors named "Georgios Tzavellas"

Article Synopsis
  • - The study investigates characteristics that affect successful revascularization in patients with lower extremity chronic total occlusions (CTOs) compared to those with non-CTO stenosis, revealing significant demographic and clinical differences.
  • - Among the 256 patients analyzed, those with CTOs showed a higher prevalence of risk factors such as myocardial infarction and end-stage renal disease, while aspirin use predicted better outcomes and a history of malignancy predicted worse outcomes for crossing CTOs.
  • - Findings suggest that successful endovascular revascularization is linked to specific baseline clinical variables and the overall health burden in CTO patients, highlighting the complexity of their condition.
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Venous thromboembolism (VTE) is a serious complication after major orthopaedic operations, such as a total hip (THA) and knee (TKA) arthroplasty. Therefore, perioperative VTE prophylaxis is recommended; a multitude of modern options are available, including both pharmacologic (aspirin, unfractionated and lowmolecular- weight heparin, vitamin K antagonists, and novel oral anticoagulants) and/or mechanical interventions (early mobilization, graduated compression stockings, intermittent pneumatic compression devices, and venous foot pumps). However, because of the abundance of these possibilities, it is crucial to understand the benefits and drawbacks of each VTE prophylaxis option to ensure that the optimal treatment plan is developed for each patient.

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The annual occurrence of venous thromboembolism (VTE) is 300,000-600,000 cases in the United States and 700,000 in Europe. VTE includes deep venous thrombosis (DVT) of upper or lower extremities, superior and inferior vena cava thrombosis, and pulmonary embolism (PE) as well. The primary treatment of DVT includes oral anticoagulation to prevent the progression of the thrombus and decrease the risk of pulmonary embolism.

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Intimomedial mucoid degeneration, a rare vascular disorder characterized by mucinous deposition in the intima and media layers, causes aneurysmal degeneration of the vessel wall in young patients. Because of the potential for involvement of multiple vessels, these patients may require full body imaging and long-term follow-up. We describe three patients with intimomedial mucoid degeneration and variable clinical presentations.

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