Anterior Cerebral Artery - Occlusion

Occlusion

Occlusion of the anterior cerebral artery may result in the following defects: If stroke occurs prior to the anterior communicating artery it is usually well tolerated secondary to collateral circulation. Occlusion of A2 segment(Post communal segment of Anterior cerebral artery) the following signs and symptoms may be noted.

1. Paralysis or weakness of the contralateral foot and leg due to involvement of Motor leg area
2. Cortical Sensory loss in the contralateral foot and leg
3. Gait apraxia Impairtment of gait and stance
4. Abulia akinetic mutism, slowness and lack of spontaneity
5. Urinary incontinence which usually occurs with bilateral damage in the acute phase
6. Frontal Cortical release reflexes: Contralateral grasp reflex, sucking reflex, gegenhalten(paratonic rigidity)