Ultrasound, Venous Doppler, Extremity Studies
is a topic covered in the Davis's Lab & Diagnostic Tests
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Vascular ultrasound, venous duplex, venous sonogram, venous ultrasound.
To assess venous blood flow in the upper and lower extremities toward diagnosing disorders such as deep vein thrombosis, venous insufficiency, causation of pulmonary embolism, varicose veins, and monitor the effects of therapeutic interventions.
There are no food or medication restrictions unless by medical direction. Some protocols may require the patient to restrict nicotine and caffeine for 1 to 2 hr before the procedure in order to avoid vasoconstriction or vasodilation. Ensure that interfering studies (e.g., surgery, biopsy, barium studies, colonoscopy, endoscopic retrograde cholangiopancreatography) were performed at least 24 hr before this test or can be rescheduled after this procedure.
- Normal Doppler venous signal that occurs spontaneously with the patient's respiration
- Normal blood flow through the veins of the extremities with no evidence of vessel occlusion.
Critical Findings and Potential Interventions
- Pulmonary embolism (PE)
Timely notification to the requesting health-care provider (HCP) of any critical findings and related symptoms is a role expectation of the professional nurse. A listing of these findings varies among facilities.
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Bladh, Mickey Lynn., and Anne M. Van Leeuwen. "Ultrasound, Venous Doppler, Extremity Studies." Davis's Lab & Diagnostic Tests, 7th ed., F.A. Davis Company, 2017. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425057/all/Ultrasound_Venous_Doppler_Extremity_Studies.
Bladh ML, Van Leeuwen AM. Ultrasound, Venous Doppler, Extremity Studies. Davis's Lab & Diagnostic Tests. 7th ed. F.A. Davis Company; 2017. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425057/all/Ultrasound_Venous_Doppler_Extremity_Studies. Accessed November 21, 2019.
Bladh, M. L., & Van Leeuwen, A. M. (2017). Ultrasound, Venous Doppler, Extremity Studies. In Davis's Lab & Diagnostic Tests. Available from https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425057/all/Ultrasound_Venous_Doppler_Extremity_Studies
Bladh ML, Van Leeuwen AM. Ultrasound, Venous Doppler, Extremity Studies [Internet]. In: Davis's Lab & Diagnostic Tests. F.A. Davis Company; 2017. [cited 2019 November 21]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425057/all/Ultrasound_Venous_Doppler_Extremity_Studies.
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