3.1B - Low birth weight newborns

Question 1

EXAM

Define terms

Answer 1

SGA - Small for gestational age - grows normally for gestational age but just small (perfectly healthy)

FGR - Fetal growth restricted - the fetus does not grow to its expected

Question 2

Explain the risk factors for prematurity and SGA infant

Question 3

Explain the potential impact of prematurity, SGA and FGR on short and longterm

Question 4

EXAM

Definition of terms

Answer 4

low birth weight <2500
very low birth weight <1500
Extremely low birth weight <1000
premature infant
fetal growth restriction
SGA - <10 Perentile
LGA - >90 percentile

low birth weight <2500
very low birth weight <1500
Extremely low birth w

Question 5

The small infant

Answer 5

Classification of "small for gestational age"
Defining SGA
"constitutionally" small
IUGR/FGR - early onset vs late onset
the revised Ballard score
specific concerns for the 'small' infant

Question 6

EXAM

hdifferentiate the physical and neurological markers for determining gestation age and health of the newborn

Answer 6

femur length
head circumference
abdo circumference
LNMP
early dating scan
Serial scanning

Question 7

new Ballard score - neuro

Answer 7

• Posture
• square window
• arm recoil
• popliteal angle
• scarf sign
• heel to ear

Question 8

Physcial

Answer 8

Skin
lanugo
plantar surface
breast
eye/ear
genitals - male
genital - female

Question 9

maker

Answer 9

AFI - good kidney function
space for growth
head sparing
FGR - low glycogen stores
hypoxia of tissues/iron etc