Clinically, there are many reasons for a patient to present with pain in the left palm. For example, because the patient’s left wrist joint is overactive, leading to spasm and contraction of the left transverse carpal ligament, the patient suffers from carpal tunnel syndrome. The median nerve will be compressed, which will lead to pain in the area innervated by the median nerve, the palm of the hand, and there will also be symptoms of nerve compression, such as numbness and reduced strength in the left fingers. The pain can be relieved by applying hot compresses, acupuncture, moxibustion, or small needles. In addition, the patient’s left palm, due to long-term chronic injury, resulting in the left hand part of the big fish margin or small fish margin of the area of muscle damage, there will also be pain phenomenon, and also accompanied by swelling, appearing in the patient to make a fist difficulty and other manifestations.