Percent of patients undergoing CT pulmonary angiogram for the evaluation of possible PE who are at low-risk for PE consistent with guidelines(1,2) prior to CT imaging.
(1) Torbicki A, Perrier A, Konstantinides S, et al. Guidelines on the diagnosis and management of acute pulmonary embolism: the Task Force for the Diagnosis and Management of Acute Pulmonary Embolism of the European Society of Cardiology (ESC). Eur Heart J. 2008 Sep;29(18):2276-315
2) Fesmire FM, Brown MD, Espinosa JA, Shih RD, Silvers SM, Wolf SJ, Decker WW; American College of Emergency Physicians. Critical issues in the evaluation and management of adult patients presenting to the emergency department with suspected pulmonary embolism. Ann Emerg Med. 2011 Jun;57(6):628-652.e75. PMID:21621092
Measure Specs
General Information
Numerator
The number of denominator patients with either: a low clinical probability and any negative D-dimer, or a low clinical probability and no D-dimer performed, or no pretest probability documented.
Denominator
Number of patients who have a CT pulmonary angiogram (CTPA) for the evaluation of possible pulmonary embolism
Exclusions
Hemodynamically unstable pulmonary embolism suspected by hypotension and/or shock.
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