Pre term infant Flashcards

1
Q

Define pre term

A

<37 weeks

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2
Q

Define very pre term

A

<32 weeks

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3
Q

Define extremely pre term

A

<28 weeks

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4
Q

Define foetal loss

A

<22 weeks

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5
Q

List risk factors for pre term birth

A
maternal age: teens / >40
maternal smoking, alcohol, illicit drugs 
poverty 
multiple pregnancy 
previous pre term deliveries 
PPROM 
infection 
PIH/PET
IVF
poor nutrition
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6
Q

Management of pre term babies at birth

A

keep babies warm
support breathing: apnoea of prematurity
maintain nutrition as babies have less reserve

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7
Q

List common problems in pre term infants

A
Temperature regulation 
Nutrition and feeding 
Neonatal sepsis 
RDS 
PDA 
IVH 
NEC
Metabolic 
ROP
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8
Q

Why is hypothermia in pre term bad

A

It can increase the risk and severity of other morbidities

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9
Q

What can hypothermia lead to

A

hypoglycaemia and hypoxia

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10
Q

management of hypothermia

A

wraps/plastic bags
skin to skin
transwarmer mattresses
prewarmed incubator

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11
Q

Why are pre term babies at risk of malnutrition

A

limited nutrient reserves
gut immaturity
metabolic pathway immaturity
increased nutrient demands

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12
Q

What types of neonatal sepsis are there

A

Early onset EOS

Late onset LOS

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13
Q

Describe EOS and the bugs implicated

A

acquired during antental and intrapartum periods

GBS + Gram negatives

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14
Q

Describe LOS and the bugs implicated

A

acquired during post natal period
coagulase -ve staph
staph aureus
Gram negatives

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15
Q

Risk factors for neonatal sepsis

A

immature immune system
ICU environment
indwelling lines and tubes

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16
Q

What is respiratory distress syndrome/hyaline membrane disease

A

surfactant deficiency + structural immaturity

17
Q

Management of RDS

A

antenatal steroids
surfactant replacement
ventilation

18
Q

what direction does blood flow in patent ductus arteriosus after birth

A

Left to Right shunt

19
Q

What murmur is associated with PDA and where is it best heard

A

continuous machine like murmur

posterior interscapular

20
Q

How is intraventricular haemorrhage investigated

A

USS through anterior fontanelle

21
Q

what is necrotising enterocolitis NEC

A

dangerous haemorrhagic inflammation of the intestinal wall seen in premature babies

22
Q

What is retinopathy of prematurity

A

disruption of neurovascular growth

23
Q

What early metabolic problems are seen pre term

A

hypoglycaemia

hyponatraemia

24
Q

What late metabolic problems are seen pre term

A

osteopaenia of prematurity