fetal heart sound


Also found in: Dictionary, Thesaurus, Encyclopedia.

fetal heart sound

The sound made by the fetal heart.
See also: sound
References in periodicals archive ?
Denoising technique is usually used as preprocessing due to the low energy of fetal heart sounds and multiple interferences [17].
[5] used a modified spectral subtraction algorithm to remove the unwanted stationary background noise from the noisy fetal heart sound. The AM/FM modulation technique is employed to make the fetal heart sound more audible so that both pregnant women and gynecologists can identify the rhythmic fetal heart beat sounds easily [5].
Kergaradec, who was a friend of Laennac--the inventor of the stethoscope--was the first doctor to use the stethoscope for auscultation of the fetal heart sounds. He thought he would hear the noise of water inside the uterus of a pregnant woman and be able to identify the position of the placenta.
On per Abdomen examination-Abdominal wall thickness ++ uterus full term, vertex down, fetal heart sound + regular 140 per minute.
Abdominal examination revealed fundal height of 30 wks., cephalic presentation with good contractions and fetal heart sound was 132/min regular.
On examination, abdomen was tense, uterine contour and position of the baby could not be made out and fetal heart sound was not localized.