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Cardiovascular 12

A 35-year-old woman presents to the emergency department for evaluation of shortness of breath with chest pain which started 12 hours ago. She has no chronic medical conditions, and her only medications are a daily multivitamin and a combined oral contraceptive pill. She returned from visiting family in Greece yesterday and denies recent illness. Vital signs are notable for a heart rate of 115 beats/minute, respiratory rate of 32 breaths/minute, blood pressure of 132/86 mmHg, and an oxygen saturation of 89% on room air.

Which of the following is the best next step in management?

  • A) Administer low molecular weight heparin (LMWH)
  • B) Administer tissue plasminogen activator (tPA)
  • C) Administer unfractionated heparin
  • D) Obtain CT pulmonary angiogram
  • E) Place an inferior vena cava (IVC) filter


Alexandra Conway


Dr. Ted O'Connell

Last updated

Oct 24, 2023

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