Numbness of the left calf may be related to physiological factors, or it may be caused by cervical spondylosis, lumbar pathology, peripheral neuropathy and other reasons.
1. Physiological factors: commonly found in sleeping, due to the long time to maintain the side lying position, resulting in the left leg for a long time pressure, resulting in poor blood circulation in the left leg, may cause numbness in the left calf. Sitting for a long time, or stilt legs for a long time, can also cause numbness in the left calf.
2. Cervical spondylosis: commonly seen in spinal cervical spondylosis, may be related to sedentary, cervical degenerative changes and other factors, can make the spinal cord is compressed, can cause the left foot and calf numbness, may also be accompanied by unsteady gait, the feet on cotton feeling and other manifestations.
3. Lumbar lesions: such as lumbar disc herniation, lumbar spinal stenosis, etc., may lead to localized nerve root compression, causing numbness in the left calf, which may be accompanied by lumbago, radiating pain in the leg and other symptoms.
4. Peripheral neuropathy: for example, diabetes for a long time, poor blood sugar control may cause peripheral neuropathy, which can lead to numbness of the left calf, may also be accompanied by a feeling of weakness in the hands and feet, inflexibility of movement and other manifestations.
Numbness of the left calf, exclude physiological factors, should promptly seek medical attention, diagnose the cause, by the doctor to guide the treatment.