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Lung Scans (Perfusion and Ventilation studies)

Lung Scans (Perfusion and Ventilation studies) is a topic covered in the Davis's Lab & Diagnostic Tests.

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Synonym/Acronym:
Lung Perfusion Scan: Lung perfusion scintigraphy, lung scintiscan, pulmonary scan, radioactive perfusion scan, radionuclide lung scan, ventilation-perfusion scan, V/Q scan. Lung Ventilation Scan: Aerosol lung scan, radioactive ventilation scan, ventilation scan, VQ lung scan, xenon lung scan.

Rationale
To assess pulmonary blood flow and ventilation to assist in diagnosis of pulmonary embolism.

Patient Preparation
There are no food, fluid, activity, or medication restrictions unless by medical direction. No other radionuclide tests should be scheduled within 24 to 48 hr before this procedure. Protocols may vary among facilities.

Normal Findings

Lung Perfusion Scan

  • Diffuse and homogeneous uptake of the radioactive material by the lungs

Lung Ventilation Scan

  • Equal distribution of radioactive gas throughout both lungs and a normal wash-out phase.

Critical Findings and Potential Interventions

  • 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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Citation

Bladh, Mickey Lynn., and Anne M. Van Leeuwen. "Lung Scans (Perfusion and Ventilation 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/425310/all/Lung_Scans__Perfusion_and_Ventilation_studies_.
Bladh ML, Van Leeuwen AM. Lung Scans (Perfusion and Ventilation studies). Davis's Lab & Diagnostic Tests. 7th ed. F.A. Davis Company; 2017. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425310/all/Lung_Scans__Perfusion_and_Ventilation_studies_. Accessed July 17, 2019.
Bladh, M. L., & Van Leeuwen, A. M. (2017). Lung Scans (Perfusion and Ventilation studies). In Davis's Lab & Diagnostic Tests. Available from https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425310/all/Lung_Scans__Perfusion_and_Ventilation_studies_
Bladh ML, Van Leeuwen AM. Lung Scans (Perfusion and Ventilation Studies) [Internet]. In: Davis's Lab & Diagnostic Tests. F.A. Davis Company; 2017. [cited 2019 July 17]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425310/all/Lung_Scans__Perfusion_and_Ventilation_studies_.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC T1 - Lung Scans (Perfusion and Ventilation studies) ID - 425310 A1 - Bladh,Mickey Lynn, AU - Van Leeuwen,Anne M, BT - Davis's Laboratory & Diagnostic Tests UR - https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425310/all/Lung_Scans__Perfusion_and_Ventilation_studies_ PB - F.A. Davis Company ET - 7 DB - Nursing Central DP - Unbound Medicine ER -