SCRN Exam Review with Questions and Solutions

SCRN Exam Review with Questions and Solutions what are the criteria for mechanical thrombectomy? ANSWER NIHHS score _ 6 LKW _ 24 hours adequate life expectancy 18 yo causative occlusion of ICA or MCA Hunt and Hess grades ANSWER higher scores correlate to poorer outcomes (SAH) Grade I: asymptomatic or minimal headache/nuchal rigidity Grade II: mod-severe headache/nuchal rigidity, no Neuro deficit besides cranial nerve palsy Grade III: drowsiness, confusion, mild focal deficit Grade IV: stupor, moderate to severe hemiparesis, early vegetative disturbances/decerebrate rigidity Grade V: deep coma, decerebrate rigidity/moribund appearance what are the TICI (thrombolysis in cerebral infarction) grades? ANSWER 0= minimal perfusion/no perfusion 1= penetration, but no distal branch filing 2a= perfusion 50% distal branch filing 2b= perfusion 50% distal branch filing 2c= near complete perfusion except slow flow or distal emboli 3= full perfusion with filling of all distal branches