%0 Journal Article %T Warfarin Compliance after Mechanical AVR in the Pediatric Population: Case Series from a Developing Country %A Suha Zubairi %A Mohammad Hassan Mirza %A Mohammad Saad Iqbal %A Mubashir Zareen Khan %A Muneer Amanullah %J World Journal of Cardiovascular Surgery %P 184-190 %@ 2164-3210 %D 2022 %I Scientific Research Publishing %R 10.4236/wjcs.2022.128014 %X Background and Aim: Mechanical prosthetic heart valves exert a lifelong thromboembolic complication requiring continuous antithrombotic therapy. Vitamin K antagonist is the recommended therapy of choice along with meticulous INR monitoring to achieve and maintain an INR of 2.0 - 3.0. The study aimed to assess the compliance of anticoagulant therapy in pediatric patients after AVR and to highlight the challenges faced during follow-ups. Methods: A retrospective study was conducted at NICVD Hospital in Karachi, Pakistan for a time frame of 2 years from 2020-2021 where 7 patients were selected. Data were collected using hospital medical records and then validated through a phone call mediated structured questionnaire-based interview. Results: 2 out of 7 patients in the case %K Mechanical AVR %K Warfarin %K INR monitoring %K Anticoagulant %K Thromboembolic %U http://www.scirp.org/journal/PaperInformation.aspx?PaperID=119502