Finger numbness in diabetic patients may be caused by physiological factors, but also may be caused by diabetic peripheral neuropathy, cervical spondylosis and other disease factors. 1. Physiological factors: diabetic patients keep the same position for a long time, or sleep pressure to the elbow, will make the patient’s finger blood circulation is not good, thus causing the patient’s finger numbness, a short period of time can be relieved on their own, do not have to worry about too much. 2. Diabetic peripheral neuropathy: patients with long-term poor glycemic control, peripheral neuropathy may occur, affecting the sensorimotor nerve center, abnormal sensation in the hands and feet, pain and other manifestations, and even severe loss of sensation, hand and foot atrophy and other symptoms of small muscle groups. 3. Cervical spondylosis: if the patient is also accompanied by cervical spondylosis, compression of the cervical spine, nerve roots, can also lead to diabetic patients with numbness of the fingers. Diabetic patients with symptoms of numbness of the fingers, it is recommended to go to the hospital in a timely manner.