Neonatal Flashcards
Define
Late feral loss
In utero death 22-23+6
Define
Stillbirth
Born >24 without signs of life
Define
Early neonatal death
Death of baby within 7 days of birth
Define
Late neonatal death
Death if a baby >7 &<28 days of birth
Define
Stillbirth rate
Number of stillbirths per 1000 total births (livebirths and stillbirths)
Define
Perinatal mortality rate U.K. and WHO
UK
Still births & early neonatal deaths per 1000 total births (livebirths and stillbirths)
WHO
Late fetal losses, stillbirths and early neonatal deaths per 1000 total births (livebirths and stillbirths)
Define
Neonatal mortality rate
The number of neonatal deaths per 1000 livebirths
pH and base deficit of what level significantly correlates with poor fetal outcome
pH <7
base excess >12
How soon does lactate need to measured from cord blood to avoid falsely high readings
Within 10min
What is the incidence of ischaemic encephalopathy (HIE)
2-7 per 10000 live births
Regarding the neonate
What are the features of grade 1 HIE
What is the risk of severe death or handicap
Irritability Hyper alert Mild hypotonia Poor suckling No seizure
1.6%
Regarding the neonate
What are the features of grade 2 HIE
What is the risk of severe death or handicap
Lethargy
Marked abnormalities in tone
Requires tube feeds
Seizures
24%
Regarding the neonate
What are the features of grade 3 HIE
What is the risk of severe death or handicap
Comatose
Severe hypotonia
Failure to maintain spontaneous respiration
Prolonged seizures
78%
Regarding the neonate
What is the imaging of choice following significant asphyxial insult at term
MRI
Excellent resolution and ability to predict outcome
What percentage of cerebral palsy is due to intrapartum asphyxia
10%
How many children are affected by cerebral palsy
1:500
Regarding cord gasses
What is the usual difference between maternal and fetal pH
Fetal pH is usually 0.5 units lower
What are the essential criteria for a diagnosis of ‘acute intrapartum asphyxia’
Arterial umbilical pH<7
Early onset severe encephalopathy in infant >34 weeks
Cerebral palsy of spastic quadriplegic or dyskinetic type
Exclusion of alternative cause
