Neonatology Investigations Flashcards
Where should you measure oxygen saturations to diagnose persistent pulmonary hypertension of the newborn (PPHN)?
Right upper limb (pre-ductal)
Left lower limb (post-ductal)
What is the normal amount of body weight that a baby should lose after birth?
10% or less
What weight would be considered small for gestational age?
<2.5kg
What weight would be considered large for gestational age?
> 4kg
What is the apgar score?
A measure of the physical condition of a newborn infant.
What are the components for the apgar score and how many points are given for each?
Heart rate Resp rate Responsiveness Tone Colour
0, 1 or 2 per component
What is a normal apgar score?
8 or higher
What are the components other than the guthrie care involved in newborn screening?
Universal hearing screen
Hip screening - clinical and USS
What is the difference between cephalhaematoma and caput succadaneum?
Cephalhaematoma - bleeding between periosteum and epicranial aponeurosis
Caput succadaneum - swelling in outer layer of skin
What are first and second line genetic tests to look for genetic causes of syndromes?
First - array CGH
Second - next generation sequencing
X-ray appearance of necrotising enterocolitis
Pneumatosis intestinalis (gas in bowel wall)
Meconium ileus investigations
Abdo x-ray with contrast put in from top and bottom
Meconium ileus contrast x-ray findings
Contracted colon (never had anything in it)
Dilated small bowel loops
Bubbles in small colon lumen (meconium)
Neonatal hypoglycaemia cut off.
<2.6
Chart for recording neonatal abstinence syndrome scores
Finnegans chart
