Pruthi, GegalDey, AnkitaDhindsa, Dilraj2025-06-182025-06-182025-06Pruthi Gegal, Dey Ankita, Dhindsa Dilraj.Communication Between Vascular Catheter Lumens: Safety Implications.Annals of Cardiac Anaesthesia.2025 Jun;28(2):179-1800971-97840974-5181https://imsear.searo.who.int/handle/123456789/247976In this case, we report a rare manufacturing defect in a multi?lumen central venous catheter, where communication between lumens was discovered during a pre?use flush check. This defect raises significant safety concerns, including potential medication interference and inaccurate CVP readings. Vigilant pre?use testing and heightened awareness of such anomalies are crucial to preventing life?threatening complications.Central venous cathetercommunicationmalfunctioningJournal ArticleIndiaDepartment of Anaesthesiology, AIIMS, Bathinda, Punjab, IndiaDepartment of Anaesthesiology, AIIMS, Bathinda, Punjab, IndiaDepartment of Cardiothoracic Vascular Surgery, AIIMS, Bathinda, Punjab, India