过敏 & 免疫系统

艾滋病

Human immunodeficiency virus (HIV) is a virus that causes acquired immune deficiency syndrome (艾滋病). HIV/艾滋病 weakens your ability to fight infections. It is contracted through unprotected sex or needle sharing with an infected person.

过敏性鼻炎(花粉热)

季节性过敏性鼻炎, often referred to as "hay fever" is triggered by a common allergen called pollen, which is produced by certain types of grasses and trees.

过敏

An allergy is an abnormal reaction to certain substances called allergens. These allergens may be inhaled, swallowed, or come in contact with the skin to trigger a reaction.

哮喘

哮喘 is a chronic disease that affects your airways (tubes that carry air in and out of your lungs).

接触性皮炎

Contact dermatitis is inflammation of the skin caused by direct skin exposure to a substance. The dermatitis may either be allergic- or irritant-induced.

湿疹

湿疹, or atopic dermatitis, is an allergic condition that causes inflammation of the skin. It can be triggered by just about anything coming in contact with the skin. It occurs most commonly in people who have sensitive skin.

嗜酸性的障碍

Eosinophilic disorders occur when eosinophils, 一种白细胞, are found in above-normal amounts in various parts of the body.

红斑狼疮

Systemic lupus erythematosus (SLE) is an autoimmune disorder, meaning that the immune system is attacking healthy tissue in your body.

Polychondritis

Polychondrosis is a disease in which cartilage – the tissue that protects bones and joints – becomes inflamed.

类风湿性关节炎

Rheumatoid arthritis is an autoimmune disorder, meaning that the immune system is attacking healthy tissue in your body – in this case the lining of the joints.

硬皮病

硬皮病 is an autoimmune disorder, meaning that the immune system is attacking healthy tissue in your body.

鼻窦炎

鼻窦炎 is a condition caused by a virus that makes the cavities around the nasal passages swollen and agitated.

荨麻疹(荨麻疹)

Hives, also called urticaria, affects up to 25 percent of people at some point in their lives.