Eczema in the elderly can be caused by internal factors (such as abnormal immune function, heredity, internal diseases, etc.) or external factors (such as contact with allergens), the cause of the disease may vary from person to person, and needs to be analyzed specifically.
1. Internal factors: including ① abnormal immune function: such as allergy, immunodeficiency, etc.; ② endocrine and metabolic diseases: such as diabetes mellitus, hyperthyroidism, etc.; ③ chronic infections: such as chronic cholecystitis, intestinal parasites, etc.; ④ other systemic diseases: such as nutritional deficiencies, tumors, etc.; ⑤ mental and psychological factors: such as excessive fatigue, mental stress, etc.; ⑥ genetic factors: family history of eczema.
2. External factors: common ① contact allergens: such as animal fur, plant pollen, etc.; ② environmental and climatic conditions: such as sun exposure, cold and dry, etc.; ③ eating irritating food: such as seafood, alcohol, etc.; ④ the use of chemicals: such as cosmetics, synthetic fibers and so on.
However, it should be noted that the causes of different patients can have a large individual differences, therefore, diagnosed eczema elderly patients, must be based on the actual situation of individual doctors to analyze the cause of the disease, clear causes and then targeted treatment. Do not make blind judgment and dispose of it on your own, so as not to cause adverse consequences.