Hard palm edema is a local edema caused by inflammation of the palm tissue due to trauma, infection, autoimmunity, etc. For various reasons, some edema may persist for more than a month to 1-2 years, and we refer to those with post-injury edema lasting more than 6 weeks without a tendency to subside as “persistent edema. “In some of these cases, the edema fluid is rich in protein, which will gather a large amount of fibrin and cause the formation of scar tissue together with inflammatory proliferation reaction, making the skin and subcutaneous hardening. That is, the formation of “rigid edema.” How to check the palm of the hand hard edema? Sclerosing edema appears in the uncinate of the palm, with early flushing and a characteristic large patchy peeling of the fingers during the recovery period, commonly at the nail bed skin junction. Subcutaneous stasis is formed when the microvasculature under the skin is damaged and ruptured, and blood is stagnated under the skin. The bruised skin is blue-purple in color and the surface near the injury is usually not a major problem except for a slight elevation and pain. Attention should be paid to whether the injury involves the following bones and internal organs. In rostral pectoralis minor syndrome, there is a feeling of swelling of the hand and fingers, and numbness and tingling in the forearm and fingers. The disease occurs in young people with a muscular, short, fat and thick neck, mostly at work. There is a feeling of fullness in the hands and fingers, and numbness and tingling in the forearms and fingers.