Case Notes
History
50 yo male with an acute onset headache. He had mild hypertension, but was otherwise in reasonable health. The prior head CT performed one year earlier had demonstrated several lacunes and sulcal atrophy on the right. Exam was performed for early changes in mentation and memory.Exam
T1-w post contrast or MRA
Prior Study
CT Head pre contrast1. Acute mid temporal white matter centered hemorrhage
2. Background of a lacunar defect in the right caudate head, regional atrophy in the right cerebral hemisphere and early leukomalacia in the centrum semiovale bilaterally. These find indicate an underlying encephalopathy.
T1-w MR pre
1. Acute mid temporal white matter centered hemorrhage with T1-w features partly in the acute phase and partly beginning the transition to met-HGB (early subacute phase.
2. Chronic lacunar defects in the right caudate head.