CEREBRAL DSA

Q1 What is cerebral DSA?

Cerebral DSA means Digital Subtraction Angiography of brain vessels.

Q2 What are indications of cerebral DSA?

Indications of cerebral DSA are
Brain Hemorrhage
• Subarachnoid hemorrhage: all cases of non-traumatic SAH
• Intracerebral hemorrhage including IVH:
young patients
atypical location
non hypertensive
abnormal vessels seen on CT/MRI
Brain Ischemia/Stroke/ TIAs
• Recurrent or crescendo TIAs (Transient Ischemic Attacks)
• Ischemic stroke
• Extra or Intra- cranial stenosis of cerebral vessels on Doppler/ CTA/ MRA
• Suspected arterial dissection

Q3 How the procedure is done?

Step 1: Femoral artery is punctured and sheath is placed in femoral artery.

Step 2: Then catheter (yellow) is taken in both carotid arteries and angiogram is done.

Step 3: Then catheter (yellow) is taken in both vertebral arteries and angiogram is done.

Step 4: Finally catheter and sheath are removed.

CASE: 66yrs male with suspected vasculitis