新生儿颅脑超声.pptxVIP免费

新生儿颅脑超声影像汪元芳MD,ARDMS,ARVTNeurosonography1Technique,Indication,AnatomyProtocolIVH&PVLSpinalSonographyTechniqueandIndicationRoutinelyforprematureinfantsat6daysand4weeksandasneededtoruleoutIntraventricularHemorrhageandPeriventricularLeukomalacia,aswellasotherabnormalitiesTypicallyupto9monthsoraslongasfontanelleisopenUseanteriorfontanellemostly,alsotransmastoidandposteriorforbettervisualizationoftheposteriorfossaand4thventricleHighestfrequencytransducertoallowsufficientpenetrationandresolution(curvedorvector),linearimagestodefinesuperficialstructuresAnatomyCorpusCollosumCSPCavumVergaeVelumInterpositumVentriclesChoroidPl...