The causes of numbness of the little finger after waking up include physiological causes and pathological causes, physiological causes and localized pressure. Pathologic causes include cervical spondylosis, diabetic peripheral neuropathy, lacunar cerebral infarction and so on.
1. Physiological reasons: when sleeping, one side of the limb for a long time pressure, can appear short-lived numbness of the little finger symptoms.
2. Pathologic causes:
(1) Cervical spondylosis: too high a pillow or improper posture during sleep at night may trigger cervical compression of nerves and numbness of the little finger after waking up.
(2) diabetic peripheral neuropathy: if the patient’s blood sugar is not controlled for a long time, and cause peripheral neuropathy, resulting in sensory impairment at the end of the limb, manifested as numbness in the little finger after waking up.
(3) Cavernous cerebral infarction: this disease is mainly caused by the occurrence of vitellogenic changes or atherosclerosis of the deep penetrating branch of small arteries, vascular occlusion, the onset of symptoms such as numbness of the fingers after waking up.
After the onset of this disease to the hospital in a timely manner, according to the cause of targeted treatment.