Investigation of choice for hydrocephalus in infants:
a. Cranial USG(Ref: Nelson's 20/e p 2814-2817, Ghai 8/e p 574-575)As the infants have an open anterior fontanelle, transcranial ultrasound is the investigation of choice, as it also avoids the risk of radiation to the baby and gives an idea about the structural details
Cranial USG
CT Scan
MRI
X-ray skull
Central Nervous System