<unk>  Brain with DWI, ADC (without contrast) AND
Cervical vascular imaging (ACEP Level B in patients with high short-term risk for stroke):
MRA brain (without contrast) AND
MRA neck (without contrast)
May instead use Carotid CTA or US (Carotid US slightly less sensitive than MRA) (ACEP Level C)
MRA brain (without contrast) AND
MRA neck (without contrast)
May instead use Carotid CTA or US (Carotid US slightly less sensitive than MRA) (ACEP Level C)
May instead use Carotid CTA or US (Carotid US slightly less sensitive than MRA) (ACEP Level C)
Contrast only needed if concern for malignancy/mass
Brain MRI
CT brain interpretation
Cardiac ultrasound
Lumbar puncture
Ocular ultrasound
Pediatric ultrasound
Fundoscopic exam
Aortic ultrasound