A cerebral angiogram or magnetic resonance angiogram <unk>  is usually requested as lesions can go undetected in an MRI. If a lesion is discernible via angiogram in the same location as in the MRI, then an arteriovenous malformation (AVM) becomes the primary concern.
Cavernous angioma MRA
Cavernous angioma CT
Cavernous angioma MRI
Cavernous angioma physical examination
Lymphangioma MRI
Retinoblastoma MRI
Hemangioma CT
Cavernous angioma surgery