A middle aged male with Lymphoma had undergone CT guided retroperitoneal lymph node biopsy. Subsequently, after 4 hours he started complaining of severe radiating pain. A CT was done which showed a pseudoaneurysm from the lumbar artery wiht a large psoas hematoma. Immediately the patient was taken up for DSA which showed the pseudoaneurysm...

Flow diverters are used for many purposes: 1. Giant aneurysms 2. Dissecting aneurysms 3. Blister aneuryms 4. Fusiform aneuryms 5. Wide neck aneurysms While many cases have contrast stasis immediately after flow diverter placement, actual aneurysm 'closure' and arterial wall remodeling  and endothelialisation takes place after a variable...