Thigh numbness after hysterectomy surgery is considered to be nerve damage caused by the surgery, but also may be caused by other reasons, such as calcium deficiency, lumbar disc herniation and so on. 1. Nerve damage: hysterectomy is a kind of surgery with greater damage, especially extensive hysterectomy for gynecological cancer surgery or transabdominal or laparoscopic total hysterectomy, the resection of the uterus and lymphatic cleansing may damage the nerves, leading to numbness in the thighs, and this kind of damage needs to be recovered gradually. 2. Calcium deficiency: After hysterectomy, the activity is reduced, and the time of receiving sunlight is reduced, which affects the absorption of calcium, and easily leads to calcium deficiency, which will weaken the conduction function of the nervous system and cause numbness in the thighs. 3. Lumbar disc herniation: there is another situation, thigh numbness and hysterectomy is not directly related, such as lumbar disc herniation stimulation or compression of the nerves, thus causing a kind of lower limb numbness. There may be other reasons for the numbness in the thighs after hysterectomy, so you should communicate with your doctor in time and deal with the situation according to the specific circumstances.