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Case No. 418
2016-08-01~2016-08-31
출제자 : 강경미
Hit : 427
| Period | 2016-08-01~2016-08-31 |
|---|---|
| Diagnosis | Primary CNS angiitis |
| Clinical information | F/50 Dysarthria, 1주일전부터 진단은? |
| Discussion | Primary arteritis confined to intracranial CNS No evidence of secondary (systemic) vasculitis Imaging findings - Angiography : Ectasia and stenosis reffered to as ‘beading’ But to small to detect!! - CT : Secondary signs, such as ischemia or infarction Patchy areas of enhancement - MRI : Tissue ischemia or necrosis d/t narrowed and thrombosed vessels Tumor like lesion without mass effect T1WI : Multifocal deep GM & subcortical WM hypointensities T2WI & FLAIR : Multifocal deep GM & subcortical WM hyperintensities GRE : show dark signals indicating petechial hemorrhage Reference> Am J Neuroradiol 2002;23:1561–1563 Arch Neurol. 2009;66(6):704-709 Diagnostic Imaging: Brain, Osborn et al, Amirsys, 2009 |
| Correct answer |
Correct AnswerSemi-Correct Answer |