Worthington Springs, Florida. Worthington Springs is a spring and town in Union County, Florida, United States. The population was 193 at the 2000 census. According to the U.S. Census Bureau's 2004 estimates, the town had a population of 199. Contents.
Causes. While the cause of chronic idiopathic urticarial is unknown, the reaction may be caused by certain triggers, including pain medications, infection, insect bites or parasites, exposure to heat, cold or sunlight, stress, consumption of food or alcohol, or pressure on the skin.Common symptoms:hile the cause of chronic idiopathic urticarial is unknown, the reaction may be caused by certain triggers, including pain medications, infection, insect bites or parasites, exposure to heat, cold or sunlight, stress, consumption of food or alcohol, or pressure on the skin. Common symptoms:
One study showed Balsam of Peru, which is in many processed foods, to be the most common cause of immediate contact urticaria. A less common cause is exposure to certain bacteria, such as Streptococcus species or possibly Helicobacter pylori. Infection or environmental agent. Hives including chronic spontaneous hives can be a complication and symptom of a parasitic infection, such as blastocystosis and strongyloidiasis among others. The rash that develops from poison ivy, poison oak, and poison sumac contact is commonly mistaken for urticaria. This rash is caused by contact with urushiol and results in a form of contact dermatitis called urushiol-induced contact dermatitis.