LGA Flashcards
1
Q
What is the definition of LGA?
A
BW > 90th centile
2
Q
What is the definition of macrosomia?
A
BW >4000g
Excessive intrauterine growth beyond a specific threshold, regardless of gestational age
3
Q
What are the risk factors for LGA?
A
- Ethnicity: Samoan, white
- Genetic syndrome
- Maternal diabetes, especially poorly controlled
- Maternal pre-preg weight
- Excessive GWG
- Multiparity
- AMA
- Post-dates
- Male
- Previous LGA
- Maternal BW > 4000g
4
Q
What are the maternal complications of LGA?
A
Prolonged labour Operative vaginal delivery Caesarean section Perineal trauma PPH Uterine rupture
5
Q
What are the fetal complications of LGA?
A
Shoulder dystocia leading to birth trauma, brachial plexus injury
Stillbirth. Fetuses >5000g particularly high risk
6
Q
What are the neonatal complications of LGA?
A
Hypoglycaemia Respiratory problems Polycythemia Minor congenital anomalies NICU admission (can be prolonged)
7
Q
What are the implications of LGA on childhood and beyond?
A
Obesity
Impaired glucose tolerance
Metabolic syndrome
Cardiac remodelling
