diagnostic imaging prognostic factors after stroke

Radiology

• non-traumatic hemorrhagic stroke
  • large volume hemorrhage on CT
    • infratentorial* > 20 mL
    • supratentorial* > 50 mL
  • ventricular extension of hemorrhage
  • surface area involvement of hemorrhage > 30% of cerebrum 4d) midline shift of > 1.5 cm
  • obstructive hydrocephalus in a patient who declines or is not a candidate for a ventriculoperitoneal shunt
• thrombotic/embolic stroke
  • large anterior infarcts with both cortical & subcortical involvement
  • large bihemispheric infarcts
  • basilar artery occlusion
  • bilateral vertebral artery occlusion

* infra (below), supra (above) tentorium cerebelli

Additional terms

• basilar artery
• cerebral ventricle
• tentorium cerebelli
• vertebral artery