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MRIandpathologicfindingsofintracranialsolitaryfibroustumor/hemangiopericytoma / 实用放射学杂志
Journal of Practical Radiology ; (12): 519-522, 2019.
Artículo en Chino | WPRIM | ID: wpr-752385
ABSTRACT
Objective Toinvestigatethecharacteristicsofclinicalpathologyand MRIofintracranialsolitaryfibroustumor/hemangiopericytoma (SFT/HPC).Methods ThisstudyanalyzedtheMRIimages,pathologicalandclinicaldataof14SFT/HPCpatientsretrospectively. AllthecasesweresubjectedtoMRIplainscanandenhancementexamination.CharacteristicsofMRIofallcaseswerereviewedtogetherwith clinicopathologicchanges.Results AllSFT/HPClesionswerelocatedintheintracranialbutextra-cerebralspace.6werelocatedabovethe tentoriumofcerebellum,and2werelocatedbelowit.Lesionsof6patientswereacrossthetentoriumofcerebellumandspreadfrom supratentorialtosubtenorialspace.Amongalllesions,4wereroundinshape,10werelobulated,and3weresmallnodulesaroundthe edge.9ofthemexhibitednecrosisandcysticstructures.11lesionsshowedhypointensityand3casesshowedisointensityonT1WI.All thelesionswereheterogeneoushyperintensetyonT2WI,and5ofthemdisplayed"yin-yang"patternonT2WI.11casesexhibitededema.Signalof vascularvoidflow wasobservedin6cases.Thesolidpartsofthetumorsshowedsignificanthomogeneousenhancementon MRI. StrongpositiveSTAT6stainingwasobservedforthenuclearoftumorcells.Conclusion ItisdifficulttodifferentiateSFT/HPCfrom meningeoma.The"yin-yang"patternonT2WIisthecharacteristicofSFT/HPC.Inaddition,nuclearpositivestainingofSTAT6isalsospecific featureofSFT/HPCcell.

Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Idioma: Chino Revista: Journal of Practical Radiology Año: 2019 Tipo del documento: Artículo

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Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Idioma: Chino Revista: Journal of Practical Radiology Año: 2019 Tipo del documento: Artículo