Intrauterine growth restriction (IUGR) was introduced in 1961 and refers to a foetus that has failed to fulfil its potential during its foetal life.
Foetal growth restriction is diagnosed when two measurements indicate foetal growth that is too slow - when the weight and length of the foetus are below the set norm. The incidence of IUGR is approximately 3-10% of live-born infants.
It has been shown that 52% of live births are associated with IUGR and 10% of mortality is associated with it.
Risk factors for fetal stunting:
I FETAL FACTORS
a) genetic
- genetic disorders
- chromosomal disorders
- racial, ethnic factors
- congenital anomalies
(b) multiple pregnancies
(c) congenital infections
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II MATERNAL FACTORS
(a) genetic
- short stature
(b) maternal diseases
- diabetes mellitus
- hyperthyroidism
- cardiovascular disease
- kidney disease
- asthma
(c) drug therapy
- anticonvulsants
(d) abnormal structure of the uterus
(e) maternal age below 16 years or above 35 years
III PLACENTAL FACTORS
(a) pre-eclampsia
(b) placental abnormality and insufficiency placental detachment;
- haematoma
- infarction
- thrombosis of the umbilical vein