With the high prevalence of skin diseases, more and more people are suffering from hives, a condition that causes intense itching that is unbearable for patients. Hives can also occur and subside suddenly, causing serious complications. The symptoms vary depending on the type of hives. Therefore, it is important for patients to understand the symptoms of hives and to detect and treat them early. So, what are the symptoms of hives? Symptoms of urticaria: 1, acute urticaria symptoms: with acute urticaria, patients will have a generalized itching sensation, can be accompanied by high fever, severe cases of blood pressure drop or even shock, the course of the disease within 1 to 2 weeks of natural healing; 2, chronic urticaria symptoms: chronic urticaria can last for 1 to 3 months or several years, chronic urticaria patients with symptoms occur more in the belt and other extruded places. Sometimes it can be complicated by artificial urticaria; 3, angioneurotic edema (giant urticaria) symptoms: is due to a decrease in the level of C1 esterase inhibitors in the blood and tissues, or inactivity. It is the involvement of small blood vessels in the deep dermis and subcutaneous tissues, histamine and other mediators lead to vasodilatation, increased permeability, exudate from the blood vessels into the loose tissue to form a limited edema, with episodic, recurrent and non-depressed characteristics, generally not itchy, can be single, suddenly appear in the mouth and lips, the lateral part of the face or limbs localized normal skin color swelling or white due to severe swelling, compression of the superficial skin capillaries The swollen damage with indistinct edges and localized tension is usually not obvious, and such damage can naturally subside within a few days, but it can recur. In a small number of patients, asphyxia can occur in the pharyngeal isthmus. If left untreated, it can lead to death; 4. Papular urticaria symptoms: Papular urticaria is a common skin disease in children and can also be seen in adults, recurring in the spring and autumn. The rash is a fusiform red peanut grain sized windbag-like damage that can be disseminated or clustered, and can have pseudofoot, blisters, after scratching the rash is windbag-like swelling, the old and new rash often exist at the same time, 1 to 2 weeks to fade, leaving temporary pigmentation. The rash is often recurrent, itchy and intense, but no systemic symptoms, local lymph node enlargement. The symptoms of urticaria are described above and I hope they can help. The damage caused by urticaria to us is great, for patients should pay more attention to life in general, early detection, in order to restore health early.