Caused by cerebral thrombosis cerebral infarction, slow onset, often during sleep or quiet rest to happen, which may be related to lower resting blood pressure, slow the blood flow.

• 脑血栓形成所致的脑梗塞，起病缓慢，常常在睡眠中或安静休息时发生，这可能与休息时血压较低，血流缓慢有关。