A 45-year-old female presents to her general practitioner due to a several-week history of fatigue, shortness of breath and dyspnoea. | Medibuddy
9th May 2025

A 45-year-old female presents to her general practitioner due to a several-week history of fatigue, shortness of breath and dyspnoea.

A 45-year-old female presents to her general practitioner due to a several-week history of fatigue, shortness of breath and dyspnoea. She is otherwise fit and well, with no known past medical history or recent travel history.

On examination, there is an ejection systolic murmur, heard loudest at the left upper sternal border, radiating to the back. There is also a splitting of the second heart sound.

You refer her for some investigations, the results of which are detailed below.

Investigation Details
ECG Tall P waves in V1
Chest X-ray Borderline cardiomegaly
Echocardiogram Report Moderately sized left-to-right shunt within the interatrial septum

Evidence of right atrial enlargement

The approximate pulmonary to systemic blood flow ratio (Qp:Qs) is 1.8, and pulmonary vascular resistance is 3.

Given the above clinical findings, what would be the definitive management for this patient?

Select the SINGLE most appropriate option from the list below. Select ONE option only.

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