Authors

Hatim Al-Lawati

Publications 14

Research article Open access

Utility of Routine 24-Hour Electrocardiographic Holter Monitoring for Detecting Atrial Fibrillation in Patients Admitted with Acute Stroke Syndromes

Salim Al Busaidi, Hatim Al-Lawati, Nasiba Al-Maqrashi et al. · Sultan Qaboos University Medical Journal · 2025 · 10.18295/2075-0528.2824

Objectives: This study aimed to assess the operating characteristics of standard 12-lead electrocardiogram (ECG) and 24-hour Holter studies in detecting atrial tachyarrhythmia in patients with acute stroke syndromes. The study's objective was to determine the potential factors that increased the likelihood of detecting …

Research article Open access

Incidence and Predictors of Permanent Pacemaker Implantation Following Transcatheter Aortic Valve Replacement: Two-centre experience from Oman

Mohamed N. Al Rawahi, Adil Al Kindi, Ahmed Al Yarubi et al. · Sultan Qaboos University Medical Journal · 2025 · 10.18295/2075-0528.2831

Objectives: This study aims to evaluate the predictors and rate of permanent pacemaker (PPM) implantation among patients undergoing transcatheter aortic valve replacement (TAVR) at two institutions in Oman. TAVR has become the standard of care for patients with severe aortic stenosis at high risk for surgery. However, …

Research article Open access

Epidemiology, Outcomes and Coronary Angiography Findings of Patients Following Out-of-Hospital Cardiac Arrest: A single-centre experience from Oman

Sunil K. Nadar, Mohammed Mujtaba, Hafidh Sadiq et al. · Sultan Qaboos University Medical Journal · 2025 · 10.18295/squmj.2018.18.02.006

Objectives: Out-of-hospital cardiac arrests (OHCAs) are a leading cause of death worldwide. However, data regarding the management and outcomes of affected patients are lacking in the Middle East. The current study aimed to present the angiographic findings and outcomes of patients presenting with OHCA in Muscat, Oman. …

Research article Open access

Use of Intracoronary Thrombolysis for Huge Thrombus Burden in an Ectatic Right Coronary Artery

Hatim Al-Lawati, Hafidh AlHadi, Sunil K. Nadar · Sultan Qaboos University Medical Journal · 2025 · 10.18295/squmj.2020.20.04.018

Managing a high intracoronary (IC) thrombus burden is a major challenge in patients with ectatic coronary arteries who present with an ST-elevation myocardial infarction (STEMI). We report a 45-year-old male patient who presented to the Department of Medicine, Sultan Qaboos University Hospital, Muscat, Oman, in 2017 wi …

Research article Open access

Angiographic Predictors of Viability During Intervention for a ST Elevation Myocardial Infarction

Suhaib Al-Maashari, Yasir Al-Malki, Hatim Al-Lawati et al. · Sultan Qaboos University Medical Journal · 2025 · 10.18295/squmj.12.2023.078

Objectives: This study aimed to identify angiographic features that would predict myocardial viability after coronary intervention for ST elevation myocardial infarction (STEMI). Methods: This retrospective study included patients who attended Sultan Qaboos University Hospital, Muscat, Oman, between January and Decembe …

Research article Open access

Yield of Cardiac Investigations in Patients Presenting with Acute Ischaemic Stroke: A single tertiary centre experience

Azhaar Alshukri, Sunil K. Nadar, Arunodaya R. Gujjar et al. · Sultan Qaboos University Medical Journal · 2025 · 10.18295/squmj.12.2022.070

Objectives: Strokes are a major cause of morbidity and mortality. This study aimed to evaluate the effectiveness of routine cardiac investigations in identifying a cardioembolic aetiology for ischaemic strokes. Methods: This retrospective study involved patients who presented with a stroke to the Sultan Qaboos Universi …

Research article Open access

Successful Management of Maternal Left Atrial Myxoma in Pregnancy

Nihal Al Riyami, Asha Nair, Hatim Al-Lawati et al. · Oman Medical Journal · 2023 · 10.5001/omj.2023.01

A 29-year-old woman (gravida 3, para 2) presented at 28 weeks+2 days of gestation with a two-months history of dyspnea associated with orthopnea and occasional palpitations. On transthoracic echocardiography, she was diagnosed with a 3.2 × 2.7 cm left atrial myxoma. The patient underwent open surgical resection at 30 w …

Research article Open access

Impact of Blood Transfusion on Troponin I Levels and Outcomes after Cardiac Surgery: A Cohort Study

Arwa Z. Al-Riyami, Murtadha Al-Khabori, Balan Baskaran et al. · Oman Medical Journal · 2019 · 10.5001/omj.2019.03

Objectives: Increased cardiac troponin I (TI) has been suggested to be a sensitive indicator of intraoperative myocardial injury. We investigated the association of transfusion on TI levels post-surgery and outcomes in patients undergoing elective cardiac surgeries. Methods: We conducted a retrospective review of 542 p …

Research article Open access

First Reported Case of Arrhythmogenic Right Ventricular Cardiomyopathy in Oman

Hatim Al-Lawati, Humoud Al Dhuhli · Oman Medical Journal · 2017 · 10.5001/omj.2017.64

Arrhythmogenic right ventricular cardiomyopathy (ARVC) is a rare genetic disorder characterized by fatty degeneration of the right ventricular myocardium with variable involvement of the left ventricle. The condition is associated with exercise-mediated ventricular tachycardia and is one of the recognized causes of sud …

Research article Open access

Spontaneous Coronary Artery Dissection: An Under-recognized Cause of Acute Coronary Syndromes

Hanan Al Naabi, Hatim Al-Lawati · Oman Medical Journal · 2017 · 10.5001/omj.2017.65

Spontaneous coronary artery dissection (SCAD) is a rare condition that is often underdiagnosed given limitations of conventional cineangiography. In addition to the diagnostic challenge, the condition poses a major therapeutic dilemma given paucity of literature to guide management. We report the case of a 55-year-old …

Research article Open access

Reproducibility of Manual Platelet Estimation Following Automated Low Platelet Counts

Zainab S Al-Hosni, Murtadha Al-Khabori, Sahimah Al-Mamari et al. · Oman Medical Journal · 2016 · 10.5001/omj.2016.83

Objectives: Manual platelet estimation is one of the methods used when automated platelet estimates are very low. However, the reproducibility of manual platelet estimation has not been adequately studied. We sought to assess the reproducibility of manual platelet estimation following automated low platelet counts and …

Research article Open access

Acute Myocardial Infarction after Switching from Warfarin to Dabigatran

Wael Abuzeid, Hatim Al-Lawati, Neil Fam · Oman Medical Journal · 2015 · 10.5001/omj.2015.10

Dabigatran etexilate is a recently approved direct thrombin inhibitor (DTI), which is superior to warfarin in the prevention of stroke and systemic embolism in patients with atrial fibrillation (AF). However, dabigatran use is associated with an increased risk of myocardial infarction (MI) compared to warfarin. The mec …

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