Chloasma is another name for melasma, which is a common skin disease in clinical practice and is more common in middle-aged women. The condition of liver spots has a certain seasonality, but some people are not clear about what causes liver spots. Generally speaking, liver spots are related to changes in the female endocrine system. 1. Changes in endocrine function The cause of the disease is unclear, but it is often believed to be related to changes in endocrine function. It occurs in women during pregnancy or taking oral contraceptives and other factors. Chloasma during pregnancy begins in the 3rd to 5th month of pregnancy, and the pigmentation spots gradually disappear after delivery. Facial pigmentation may be due to the combined action of estrogen and progesterone, which stimulate melanocytes, while progesterone promotes the transport and diffusion of melanosomes, increases the production of melanin and promotes pigmentation. 2. Chronic diseases It is also seen in chronic gastrointestinal diseases, liver disease, tuberculosis, cancer, malignant lymphoma and chronic alcoholism. Long-term use of certain drugs such as phenytoin sodium, hibernation spirit, and birth control pills can cause chloasma. 3. Emotions People's emotions also have a great influence on the occurrence of melasma. People's emotions will affect the secretion of hormones. When chloasma appears, people's emotions change more seriously. They may become impatient, disappointed, etc., which will further aggravate the condition of chloasma. Therefore, it is important to maintain a happy mood in daily life. 4. Cosmetics Improper use of cosmetics can also cause chloasma. Many inferior cosmetics contain excessive amounts of heavy metals and other ingredients. After being absorbed by the skin, they will accelerate the production of melanin, which can induce chloasma when exposed to ultraviolet rays. 5. Imbalance of Yin and Yang in the Human Body One reason is liver qi stagnation, which causes blood stasis on the face. The second reason is spleen and stomach weakness, which causes qi and blood to be unable to moisturize the face, and damp heat rises to the face to form spots. The third reason is kidney yang deficiency, which causes yang qi to diffuse, and blood stasis on the face to form chloasma. |
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