late deceleration

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Related to late deceleration: variable deceleration


the sudden stopping of movement, a frequent mechanism of motion injury. Common causes of deceleration injury are motor vehicle accidents and falls.
early deceleration in fetal heart rate monitoring, a transient decrease in heart rate that coincides with the onset of a uterine contraction.
late deceleration in fetal heart rate monitoring, a transient decrease in heart rate occurring at or after the peak of a uterine contraction and resulting from fetal hypoxia.
variable d's in fetal heart rate monitoring, a transient series of decelerations in heart rate that vary in duration, intensity, and relation to uterine contractions; they are abrupt in onset and cessation and result from vagus nerve firing in response to stimuli such as umbilical cord compression in the first stage of labor.

late de·cel·er·a·tion

any transient fetal bradycardia, with onset of deceleration at the peak of the uterine contraction and nadir as contraction finishes; may represent uteroplacental insufficiency.
References in periodicals archive ?
Second, recurrent late decelerations are not categorized as abnormal unless the baseline variability drops from minimal to absent.
I understand the point, which is essentially that if you have recurrent late decelerations, it doesn't matter what the rest of the tracing looks like.
We all know that persistent or recurrent late decelerations can be a sign of fetal hypoxia.
Baird emphasized that "there is no place" for uterine hyperstimulation when a woman is experiencing persistent variable decelerations or persistent late decelerations.
Repetitive late decelerations on fetal heart rate monitoring (31%) and malpresentation (24%) were the two most common indications among the older women.
Neuraxial analgesia (spinal or epidural anesthesia) is associated with an increased risk of late decelerations, although it's not dear if this is clinically significant, added Dr.

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