In clinical practice, there is an increasing trend to replace traditional 2D V/Q scintigraphic imaging, especially for perfusion scans (where segmental defects may be overlooked or underestimated due to segment overlap and adjacent lung masking in a specific camera position), with 3D V/Q lung imaging using single-photon emission computed tomography (SPECT).
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The use of imaging in the diagnosis and treatment of thromboembolic pulmonary hypertension.
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