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Clinical introduction
A woman in her mid-40s with a recent diagnosis of pulmonary embolism (on rivaroxaban) presented to the emergency room with dyspnea and fatigue. Vital signs were stable on arrival but a new holosystolic murmur was noted on exam and labs revealed pancytopenia. Infectious workup was unrevealing. CT revealed stable pulmonary emboli compared with prior imaging, along with a new splenic infarct. Transthoracic echocardiography (TTE) (figures 1 and 2, online supplemental video 1) demonstrated new findings since the patient’s last normal TTE 3 months prior. Following hospital admission, the patient underwent a bone marrow biopsy which was consistent with acute promyelocytic …
Footnotes
Contributors All authors contributed to the medical care of the patient and preparation of this manuscript.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Provenance and peer review Not commissioned; internally peer reviewed.
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