Fillers

Spellbound by CO2

BMJ 2006; 332 doi: https://doi.org/10.1136/bmj.332.7547.961 (Published 20 April 2006) Cite this as: BMJ 2006;332:961
  1. Fionnuala Crummy1,
  2. Matthew T Naughton (m.naughton@alfred.org.au)2
  1. 1 Department of Allergy, Immunology, and Respiratory Medicine, Alfred Hospital and Monash University, Victoria, Australia
  2. 2 Department of Allergy, Immunology, and Respiratory Medicine, Alfred Hospital and Monash University, Victoria, Australia

    We have observed various spellings of words to describe carbon dioxide blood concentrations at scientific meetings, in textbooks, and in the published scientific literature (that is, with the suffix “capnia,” “capnoea,” or “capnea”). According to Dorland's Illustrated Medical Dictionary and the Oxford English Dictionary, the correct suffix describing CO2 levels is “capnia,” derived from the Greek noun for smoke (kapnos). In …

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