Authors

Kowthar S. Hassan

Publications 7

Research article Open access

Infective Endocarditis of the Aortic Valve caused by Pseudomonas aeruginosa and Treated Medically in a Patient on Haemodialysis

Kowthar S. Hassan, Dawood Al-Riyami · Sultan Qaboos University Medical Journal · 2025 · 10.18295/2075-0528.1351

Infective endocarditis (IE) in patients on dialysis is a serious infection with a high mortality rate. It is usually caused by Gram positive bacteria with Gram negative organisms being relatively rare as a cause. Recommended treatment usually involves surgical valve replacement and the extended use of antibiotics. Succ …

Research article Open access

Mycoplasma pneumoniae Pneumonia with Worsening Pleural Effusion Despite Treatment with Appropriate Antimicrobials: Case report

Kowthar S. Hassan, Ghalib Al-Khadouri · Sultan Qaboos University Medical Journal · 2025 · 10.18295/squmj.2018.18.02.022

Mycoplasma pneumoniae is a common cause of community-acquired pneumonia. As M. pneumoniae pneumonia is usually a mild and self-limiting disease, complications such as pleural effusion occur only rarely. We report a 22-year-old woman who presented to the Emergency Medicine Department of the Sultan Qaboos University Hosp …

Research article Open access

Clinical Presentations of Brucellosis Over a Four-Year Period at Sultan Qaboos University Hospital and Armed Forces Hospital, Muscat, Oman

Kowthar S. Hassan, Helmut Schuster, Abdullah Al-Rawahi et al. · Sultan Qaboos University Medical Journal · 2025 · 10.18295/squmj.2021.21.02.018

Objectives: Brucellosis is a highly contagious zoonotic disease which can have serious health implications for affected humans and livestock. This study aimed to evaluate the clinical presentation, geographical distribution and risk factors of brucellosis cases admitted over a four-year period to two hospitals in Musca …

Research article Open access

Case Series of Q Fever Infection: A 15-year Experience at Sultan Qaboos University Hospital, Oman

Kowthar S. Hassan, Batool Al Lawati, Turkiya Al-Siyabi · Oman Medical Journal · 2024 · 10.5001/omj.2024.110

Objectives: Q fever is a worldwide zoonosis, yet its prevalence may be underestimated due to the challenges in diagnosis. We present a series of cases where patients were treated for Q fever infection based primarily on their clinical features and available laboratory tests, highlighting the difficulties in establishin …

Research article Open access

Methemoglobinemia in an Elderly Patient with Glucose-6-Phosphate Dehydrogenase Deficiency: A Case Report

Kowthar S. Hassan, Arwa Z. Al-Riyami, Mohamed Al-Huneini et al. · Oman Medical Journal · 2014 · 10.5001/omj.2014.33

Glucose-6-phosphate dehydrogenase (G6PD) deficiency is an X-linked genetic disorder characterized by low levels of the G6PD enzyme. It is present worldwide but with more prevalence in the Middle East and the Mediterranean areas. We report a case of severe hemolysis due to G6PD deficiency manifesting as methemoglobinemi …

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