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• Deep serratus anterior plane block vs. rhomboid intercostal plane block for analgesia after breast cancer surgery: A prospective, double-blind randomized study
  Doğukan Kilit, Zeliha Özer
  Challenge Journal of Perioperative Medicine (2025) 3(3) 106-110
  Background: Ultrasound-guided interfascial plane blocks are widely used in breast cancer surgery, but direct comparisons of deep serratus anterior plane block (SAPB) and rhomboid intercostal plane block (RIPB) are limited.Materials and Methods: Single-center, ...
• Radiological evaluation of central venous catheter tip malposition
  Meltem Ceylan Delice, Nilgun Kavrut Ozturk
  Challenge Journal of Perioperative Medicine (2025) 3(2) 54-57
  Background: Malposition of central venous catheters is a potentially severe but often preventable complication. This study aimed to assess the radiological distribution of central venous catheter tip positions and to discuss malposition mechanisms based on ana...
• Perioperative ventricular dysrhythmia management in ranula cyst excision surgery
  Merve Yaman, Tayfun Aydın, Osman Pala
  Challenge Journal of Perioperative Medicine (2024) 2(2) 59-61
  Ranula cyst is one of the most common pathologies of the sublingual salivary gland. It is formed as a result of damage to the gland ducts and is a retention cyst filled with mucus. Methods such as drainage, excision or cryosurgery are used in the treatment. Du...
• Comparison of ultrasound-guided fascia iliaca compartment block versus the combined obturator nerve and adductor canal block application in postoperative analgesia for patients undergoing arthroscopic knee surgery
  Betül Sevgi Sarıkaya, Bora Bilal, Feyza Çalışır, Cengizhan Yavuz, Gözen Öksüz, Ziya Kurşun, Hafize Öksüz
  Challenge Journal of Perioperative Medicine (2024) 2(3) 65-69
  Background: Arthroscopic knee surgery is a surgical intervention that is frequently performed by orthopedic clinics and new studies are constantly carried out by anesthetists to ensure effective pain control. This study aimed to compare the efficacy of ultraso...
• The effects of intravenous esmolol on hemodynamic response to endotracheal intubation and rocuronium onset time: A retrospective analysis
  Mustafa Simsek, Elif Bombaci
  Challenge Journal of Perioperative Medicine (2026) 4(1) 10-14
  Background: Airway instrumentation during induction can elicit acute sympathetic stimulation with transient cardiovascular fluctuations, particularly elevations in arterial blood pressure. Esmolol, an ultra–short-acting β₁-selective antagonist, is often admini...