Research Article

Doppler ultrasound and fetal activity.

Br Med J 1975; 2 doi: (Published 12 April 1975) Cite this as: Br Med J 1975;2:62

This article has a correction. Please see:

  1. H David,
  2. J B Weaver,
  3. J F Pearson


    The possibility that Doppler ultrasound, as used in routine fetal monitoring by external cardiotocography, might stimulate fetal activity was investigated. A mean increase in fetal activity of over 90% was found, as judged by the fetal movement count.