Cerebrospinal fluid shuntHydrocephalusIntraoperative complicationsVentriculoatrial shuntVentriculoperitonealINTERNAL JUGULAR-VEINCEREBROSPINAL-FLUIDACCURATE PLACEMENTTRANSESOPHAGEAL ECHOCARDIOGRAPHYRARE COMPLICATIONDISTAL ENDPULMONARY-HYPERTENSIONATRIAL CATHETERVENA-CAVAHYDROCEPHALUS