Those disturbances, known as aura, are usually visual - like seeing flashes of light or blind spots.

这些感觉障碍通常是视觉异常，如光环，就像看到闪烁的观点或盲点。

youdao

Some migraine patients have warning symptoms (an "aura") before the headache, including visual disturbance, weakness, numbness, or dizziness.

有些偏头痛患者在头痛前会有警示症状(先兆)出现，包括视觉干扰、虚弱、感觉麻木或头晕。

youdao

Migraine with aura is a severe headache preceded by symptoms such as seeing flashing lights, temporary visual loss, speech problems or numbness of the face.

BBC: Epilepsy and migraine 'could have shared genetic link'