A women delivered a baby of 2.2 kg weight. Her LMP is not known. To know the maturity of baby, following are used –
**Core Concept**
The question is asking about the methods used to determine the gestational age of a newborn, which is essential for assessing the maturity of the baby. The maturity of the baby is critical in determining the need for neonatal care and identifying potential complications.
**Why the Correct Answer is Right**
To determine the maturity of the baby, healthcare providers use various methods, including physical examination and assessment of the baby's weight. One of the commonly used methods is the Dubowitz score, which is based on the physical examination of the baby's features, such as skin thickness, muscle tone, and reflexes. Another method is the weight-based estimation of gestational age, which is based on the baby's weight and is used when the last menstrual period (LMP) is unknown.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is not relevant to the question, as it does not mention any specific method used to determine the maturity of the baby.
**Option B:** This option is incorrect, as it does not specify any method used to determine the maturity of the baby.
**Option C:** This option is incorrect, as it does not mention any specific method used to determine the maturity of the baby.
**Clinical Pearl / High-Yield Fact**
A baby born at 37-38 weeks of gestation is generally considered to be term, and the risk of complications is lower compared to preterm babies. However, a baby born at 36 weeks or less is considered preterm and requires close monitoring and care.
**Correct Answer:** C. Weight-based estimation of gestational age