_____________________________________________________________________________________________________ ≡ Post Fellow interventional Cardiology; ⱷ Senior Registrar/ Consultant Cardiologist; # Clinical Fellow; ¥ Post Fellow; † Professor of Cardiology; ‡ Researcher; *Corresponding author: E-mail: fahad_t2005@yahoo.com; Journal of Pharmaceutical Research International 34(34B): 24-29, 2022; Article no.JPRI.85789 ISSN: 2456-9119 (Past name: British Journal of Pharmaceutical Research, Past ISSN: 2231-2919, NLM ID: 101631759) Frequency of Complete Heart Block (CHB) and Its Association with Hypertension and Diabetes Mellitus in Patients with Anterior Wall Myocardial Infarction (AWMI) Mir Fahad Hussain Talpur a≡* , Naveed Ahmed Shaikh a≡ , Shahbaz Ali Shah a≡ , Amjad Ali Hulio aⱷ , Abdul Salam Detho a# , Muhammad Faizan a¥ , Jawaid Akber Sial a† and Sajjan Iqbal Memon b‡ a Department of Interventional Cardiology, National Institute of Cardiovascular Diseases, Karachi, Pakistan. b Department of Health Administration, King Saud University Riyadh, Saudi Arabia. Authors’ contributions This work was carried out in collaboration among all authors. All authors read and approved the final manuscript. Article Information DOI: 10.9734/JPRI/2022/v34i34B36153 Open Peer Review History: This journal follows the Advanced Open Peer Review policy. Identity of the Reviewers, Editor(s) and additional Reviewers, peer review comments, different versions of the manuscript, comments of the editors, etc are available here: https://www.sdiarticle5.com/review-history/85789 Received 07 February 2022 Accepted 14 April 2022 Published 26 April 2022 ABSTRACT Background: The presence of conduction defects complicates AMI frequently and is associated with increased short and long term mortality rates. The occurrence of complete heart block in anterior wall myocardial infarction is important because it indicates that infarction is extensive and may result in cardiac failure or death. Objective: To determine the frequency of complete heart block (CHB) in patients presented with anterior wall myocardial infarction (AWMI). Original Research Article