Breaking News

V/Q Scan: MedlinePlus Medical Test

What is a V/Q scan?

A V/Q scan is composed of two imaging assessments that search for certain lung troubles. The assessments are:

  • A air flow scan, which steps how air moves in and out of your lungs
  • A perfusion scan, which steps circulation (how blood flows in the lungs)

The two scans might be accomplished separately or together.

A V/Q scan utilizes a compact quantity of a radioactive substance called a tracer that aids search for disorder in the physique. The scans aid diagnose different lung disorders, like a pulmonary embolism (PE). A PE is a lifetime-threatening blockage in an artery in the lungs. It commonly transpires when a blood clot in an additional element of the physique breaks unfastened and travels to the lungs.

Other names: air flow/perfusion scan, pulmonary air flow/perfusion scan, lung scan, lung V/Q scan