Calf like a plaster is nerve sensory abnormalities may be related to lumbar disc herniation, lower extremity vascular lesions and other causes. Calf like a plaster refers to abnormal sensation in the calf, which is manifested as dullness of sensation, heaviness and so on. It may be caused by the herniated lumbar intervertebral disc compressing the nerves that innervate the legs, resulting in abnormal nerve function, and may be accompanied by pain, muscle weakness and other symptoms in addition to dullness of sensation. Lower extremity vascular disease, such as lower extremity venous thrombosis, varicose veins can cause venous blood return obstruction, the nerve of the lower leg does not get enough nutrients, the phenomenon of dull sensation will occur. If the nerves in the lower leg are compressed, such as peroneal nerve compression syndrome or lesions in the lower leg itself, such as fibroma of the lower leg, nerve sheath tumor, etc., the nerve compression will also cause dullness of sensation, numbness and other symptoms. If the calf appears to be like a plaster-like sensation, it is recommended that the patient go to the hospital for medical treatment to clarify the cause of the disease and regular treatment.