23rd May 2025

A 36-year-old school teacher presents to ED with new onset chest pain and shortness of breath.

A 36-year-old school teacher presents to ED with new onset chest pain and shortness of breath. Her observations show a blood pressure of 120/65 mmHg, heart rate of 100 beats per minute, oxygen saturations of 95% on room air, temperature of 37.3 degrees Celsius and a respiratory rate of 16 breaths per minute. Her ECG shows sinus tachycardia with a ventricular rate of 103 beats per minute. Her full blood count, urea and electrolytes, CRP and liver function test are all normal. CTPA confirms a pulmonary embolism with right ventricular strain. What is the best option for management for her? 

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