What causes numbness in the middle toe of my right foot? What diseases are related to it?

The human body is more sensitive to pain no matter where it occurs, while numbness is often ignored. Numbness is a sensory symptom, which is often related to nervous system or circulatory system diseases such as microcirculation changes, local blood supply insufficiency or cerebral blood supply insufficiency. So what diseases are related to numbness in hands and feet?

1. Cervical spondylosis. It is more common in middle-aged and elderly people, especially those who have had incorrect posture for a long time, who are prone to degenerative changes in the cervical spine or intervertebral disc and the formation of marginal bone hyperplasia (bone spurs), accompanied by cervical muscle strain or spasm.

2. Arteriosclerosis. It is more common in the elderly, with cerebral arteriosclerosis and stenosis of the territorial arteries at the same time. There is insufficient blood supply to the brain, functional disorders of the sensory and motor centers, numbness, fatigue, and temporary headache or dizziness in one upper or lower limb or half of the body.

3. Malnutrition. It is more common in people with anemia, intestinal parasitic infections, gastrointestinal diseases, or lack of vitamin B1 and potassium salts. It causes insufficient blood supply and energy supply to the limbs, resulting in sensory and motor disorders in the hands and feet.

4. Neurological. Some diseases, especially neurological diseases, can also cause numbness or pain in the limbs. Such as colds, measles, shingles, mumps, diphtheria, tetanus, etc.

5.Toxic diseases. Certain chemicals such as carbon monoxide, carbon disulfide, aniline, organophosphorus pesticides, ethyl chlorobenzene, heavy metals such as arsenic, lead, mercury, copper, manganese, etc. and chronic alcohol poisoning can cause numbness and pain in the limbs.

6. Autonomic nervous system dysfunction. Such as uncontrollable depression, irritability, insomnia, general discomfort, numbness, fatigue, etc.