胎兒監視器判讀及處置 | 合法醫療器材資訊網

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2015年6月30日 — 2015/6/30. 9. Deceleration 胎心音減速. • Early deceleration 早發型減速. • Late deceleration 晚發型減速. • Variable deceleration 變異型減速 ... Read More

The nadir of the early deceleration occurs with the peak of a contraction. ... A late deceleration is defined as a waveform with a gradual decrease and return to ... Read More

Recurrent decelerations ( variable, early, or late ): Decelerations occur with > 50​% of uterine contractions in any 20 minute segment. Prolonged deceleration : A ... Read More

The mechanism was confirmed by pelvic angiography (Poseiro effect). Fetal deceleration occurs after the lag time, namely, late deceleration (LD) appears, where ... Read More

由 A Sweha 著作 · 1999 · 被引用 104 次 — A late deceleration is a symmetric fall in the fetal heart rate, beginning at or after the peak of the uterine contraction and returning to baseline only ... Read More

2020年11月4日 — Believed to be an abnormal FHR pattern, late decelerations indicate a reduction in heart rate, usually after a uterine contraction. Once ... Read More

由 LS Pillarisetty 著作 · 2020 · 被引用 3 次 — They are caused by decreased blood flow to the placenta and can signify an impending fetal acidemia. Late deceleration are defined as a ... Read More