A 41-year-old female presents to your tertiary centre Emergency Department with acute onset shortness of breath and chest pain. Her past history includes obesity, hypothyroidism, type 2 diabetes mellitus and active smoking. On arrival to resus, her observations are as follows :

  • RR 40
  • Sats 82% 15L/min NRB
  • HR 110
  • BP 95/60
T 37.7˚C On examination she is distressed and teary, auscultation of her chest is clear, central CR is 4s and she has cool peripheries

1. Excluding pulmonary embolism, list two other differential diagnoses for her presentation. 2 marks

2. Define massive and submassive pulmonary embolism. 2 marks

3. List four POCUS findings that may be found in submassive pulmonary embolism. 4 marks

4. Outline your management of this patient. 4 marks