How Chronic Spontaneous Urticaria Is Different

Chronic spontaneous urticaria (CSU) is a type of hives that lasts for more than 6 weeks. It is different from acute urticaria, which usually goes away within a few days or weeks.

Symptoms of CSU:

* Hives that appear on the skin suddenly

* Hives that can vary in size and shape

* Itching

* Swelling

* Burning or stinging sensation

* Difficulty breathing

* Dizziness

* Nausea

* Vomiting

Causes of CSU:

The exact cause of CSU is unknown, but it is thought to be related to an autoimmune reaction. In this type of reaction, the body's immune system mistakenly attacks its own tissues.

Risk factors for CSU:

* Women are more likely to develop CSU than men

* CSU is more common in adults than children

* People who have a family history of CSU are more likely to develop it

* Certain medical conditions, such as thyroid disease and lupus, can increase the risk of CSU

* Certain medications, such as penicillin and aspirin, can also trigger CSU

Treatment for CSU:

There is no cure for CSU, but there are treatments that can help to relieve the symptoms. These treatments include:

* Antihistamines

* Leukotriene modifiers

* Cyclosporine

* Omalizumab

Outlook for CSU:

CSU can be a chronic condition, but it can usually be managed with treatment. Most people with CSU are able to live normal lives.

How CSU is different from other types of urticaria:

* Duration: CSU lasts for more than 6 weeks, while acute urticaria usually goes away within a few days or weeks.

* Symptoms: CSU can cause more severe symptoms than acute urticaria, such as difficulty breathing, dizziness, nausea, and vomiting.

* Causes: The cause of CSU is unknown, while the cause of acute urticaria is usually known.

* Treatment: The treatment for CSU is different from the treatment for acute urticaria.