Small red dots on the chest disappear after pressing, considering and spider nevus, capillary dilatation disease and other diseases related. 1. Spider nevus: its etiology is not yet clear, and may be related to sex hormone metabolic changes. The disease mostly appears in the neck, face and chest, etc. When the center of the spider nevus is pressed, the small blood vessel network radiating outward will disappear. 2. Capillary dilatation disease: the cause of this disease is more complex, may be related to heredity, the influence of pregnancy and the environment and other factors, the patient will appear point-like, spot-like and stellate style red spots, the hand will fade when pressed, and can be found on all parts of the body surface. There may be other reasons for the disappearance of small red spots on the chest when pressed, so it is recommended that the patient consult a doctor for examination to clarify the cause of the disease and follow the doctor’s instructions.