Presentation
Sudden onset occipital headache and right arm and leg weakness. Slurred speech. Onset 90 minutes before scan. Previous TIA.
Patient Data
Age: 40 years
Gender: Female
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/82812/annotated_viewer_json?lang=us"}
No intra or extra-axial hemorrhages. Grey-white matter differentiation is preserved. No midline shift or mass effect. No dense vessel or insular ribbon sign.
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/82813/annotated_viewer_json?lang=us"}
Normal opacification of the circle of Willis and its branches. Normal opacification of the vertebrobasilar system. No filling defects or aneurysms identified.
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/82814/annotated_viewer_json?lang=us"}
No evidence of core infarct or ischemic penumbra.
Case Discussion
Case example of a normal CT perfusion.
Unable to process the form. Check for errors and try again.