Role of neurosonography in neonate and infant

Role of neurosonography  in neonate and infant

Advantage of sonography over CT or MRI
1.Portability
2.lower cost 
3.speed
4.no ionising radiation
5.no sedation

Indication
1.screening of premature infants for intracranial hemorrhage
2. evaluation and follow up of hydrocephalus and periventicular leucomalacia
3.for follow up of therapy or follow-up of complications of prenatal diagnosis like malformations ,infection or masses
4.use of doppler ,color ,power doppler

                                for suspected vascular lesions
                                for possible subdural hematomas
                                 to separate a normal vascular structures from                                     clot 
                                concern for  infarction

5.evalaution of normal cranial sutures ,allow diagnosis of craniosynostosis and other abnormal sutures
6. diagnosis of lacunar skull diagnosis in myelomeningocoele patients