Urticaria is a common clinical disease that is often seen in the clinical process. Since this disease is accompanied by intense itching, it can affect the work and life of patients, and curing this disease as soon as possible can relieve the pain of many patients. Let’s take our time to understand the disease and then treat it according to the different manifestations of different types of urticaria, we will receive good results. This article will tell you about the common types of urticaria. 1. Solar urticaria The occurrence of wind clumps and itching in exposed areas. Its occurrence is related to sensitizing factors such as medications. In some patients, the lesions can even occur over the cover of light clothing. Fixed heliotropic urticaria is a rare form of urticaria in which lesions occur at consenting sites of repeated exposure. 2. Waterborne urticaria This is a peculiar type of urticaria in which the patient develops a rash after an encounter with water. Thankfully, patients do not develop symptoms after drinking water. The lesions can be prevented if petroleum jelly is rubbed externally before encountering water. 3, cold urticaria Placing an ice cube on the patient’s skin can induce a rash, which is called “cold urticaria”. However, some patients do not experience symptoms until after they have been extensively chilled. Occasional cold drinks or cold showers can also trigger the disease. Familial cold syndrome is a dominantly inherited disease characterized by hives, fever, arthralgia, arthritis, conjunctivitis, and leukocytosis after exposure to cold. 4. Delayed pressure urticaria Patients develop lesions at pressure areas such as tight clothing. This kind of urticaria is more common. 5.Cholinergic urticaria is one of the most common subtypes,. Common causes include increased body temperature, mental stress, exercise or consumption of spicy foods. 6, contact urticaria includes two types, allergic and irritant. Allergic contact urticaria is an allergic reaction that occurs after exposure to an allergen, such as chemicals, food, etc. Irritant urticaria occurs after exposure to a large number of different substances visible in cosmetics, foods, and medications. 7. urticarial angioedema Angioedema often occurs in patients with urticaria and is characterized by edematous swelling of the tissues of the lips, eyelids and oropharynx. Hereditary angioedema is relatively rare. Acquired angioedema is commonly associated with drug reactions, allergic reactions, reactions to physical factors, and eosinophilia. 8, urticarial vasculitis is a rare disease with both clinical features of chronic urticaria and histological changes of leukocytoclastic fine phlebitis. It is common in women, and is particularly common in young and middle-aged women.