GE Corometrics 250cx Series Operator's Manual page 217

Level One Alert
*
decreased variability
flat variability
bradycardia (100–119 bpm)
tachycardia (161–180 bpm)
mild/moderate variable decelerations
mild/moderate sporadic decelerations
mild variable decelerations with
decreased variability or mild tachycardia
or mild bradycardia
tachycardia (161–180 bpm) with
decreased variability
undefined decelerations
mild bradycardia and decreased
variability
prolonged deceleration (>120 bpm)
increased variability
uterine hypertonus
tetanic uterine contraction (>60 sec)
signal quality
Revision C
Spectra Alerts: Using the Spectra Alert Option
Possible Alert Conditions
Level Two Alert
* *
tachycardia (>180 bpm)
bradycardia (90–99 bpm)
late decelerations
severe variable or sporadic
decelerations
tachycardia with flat variability
mild sporadic decelerations with
decreased variability
moderate variable decelerations with
tachycardia or bradycardia or
decreased variability
mixed decelerations
mild bradycardia and flat variability
mild late or mixed decelerations with
decreased variability or mild tachycardia
mild variables and flat variability
mild variables and mild tachycardia and
decreased variability
prolonged deceleration
(80–119 bpm)
250cx Series Maternal/Fetal Monitor
2036946-001
Spectra Alert Enabled Annotation
Level Three Alert
***
bradycardia (<90 bpm)
prolonged deceleration (<80 bpm)
late, variable, or mixed decelerations
with decreased variability and
tachycardia or bradycardia
severe late or variable decelerations
with tachycardia or bradycardia or
decreased variability
moderate bradycardia and flat variability
any deceleration (except mild variables)
and flat variability
late or severe variables with tetanic
uterine contraction
C-5