CTG Flashcards
1
Q
Normal Fetal HR
A
100-160
2
Q
Causes of brady cardia
A
Increased vagal tone
Maternal BB use
3
Q
Causes of tachycardia
A
Maternal Pyrexia
Chorioamnionitis
Hypoxia
Prematurity
4
Q
Normal Variability
A
> 5 beats per minute
5
Q
Causes of baseline variability <5/min
A
Hypoxia
Prematurity
6
Q
Early decelleration meaning and Causes
A
HR lowering at onset of contracition and resumes when ends
Innocuous
Head compression
7
Q
Late decelleration meaning and Causes
A
HR reduction after onset of contraction and resumes 30 seconds after end of contraction
Fetal asphyxia or placental insufficiency
8
Q
Variable Decelerations meaning and Causes
A
HR lowering sporadically
Cord Compression