pulselessness การใช้

Monitor for the classic 5 P s : pain, pallor, parasthesias, pain with passive movement, and pulselessness.
Although the exact definitions of these are unclear, an accepted definition of massive PE is one in which there is hemodynamic instability such as sustained low blood pressure, slowed heart rate, or pulselessness.
If the mother's medical condition is such that there is no reasonable prospect of maternal resuscitation or viability ( for example, after a nonsurvivable injury, or an unwitnessed arrest with prolonged pulselessness ), then the procedure may be attempted immediately as a means of saving the unborn fetus primarily.