Letters When a test is too good

V/Q SPECT: the primary imaging test for suspected pulmonary embolism

BMJ 2013; 347 doi: https://doi.org/10.1136/bmj.f5119 (Published 20 August 2013) Cite this as: BMJ 2013;347:f5119
  1. Paul Roach, head1
  1. 1Department of Nuclear Medicine, Royal North Shore Hospital, St Leonards, NSW 2065, Australia
  1. proach{at}nsccahs.health.nsw.gov.au

Wiener and colleagues raise important questions about the overuse of computed tomography (CT) pulmonary angiography, the relevance of incidental findings, and whether subsegmental emboli should be treated.1 However, their assertion that V/Q scanning is inferior to CT pulmonary angiography is incorrect.

They quote results from planar V/Q scanning, a two dimensional technique still …

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