This poisoning causes severe throbbing pain, burning and a rash erythematous patches. More sensitive patients may experience swelling, nausea, abdominal pain, headache, lymphadenopathy, lymphadenitis, shock and respiratory distress. The wound pain subsides generally within an hour, and the red spots disappear inherhalb someday.

Caterpillars of Megalopyge opercularis of the family of butterflies (Lepidoptera) are toxic. They are called in the US, “asp” or “puss moth caterpillar” and are among the most poisonous caterpillars in North America. These caterpillars are endemic to the southern United States and live in shady trees and shrubs around homes, schools and parks. This caterpillar multiplies 2 times per year, resulting in a bimodal peak in late spring and late autumn. They have a drop-like shape, and because they have long silky hair, they look like a tuft of cotton or fur from. Their color varies from red-brown to yellow or gray. When such bead touches the skin or is pressed against it, penetrate their poisonous hairs into the skin. This poisoning causes severe throbbing pain, burning and a rash erythematous patches. More sensitive patients may experience swelling, nausea, abdominal pain, headache, lymphadenopathy, lymphadenitis, shock and respiratory distress. The wound pain subsides generally within an hour, and the red spots disappear inherhalb someday. Therapy Local cooling measures The treatment for local reactions comprising washing the skin with soap and water (Föntrocknung to avoid friction), as well as local Kühlungsaßnahmen as ice pack or topical isopropyl alcohol, and the application of adhesive tape on the affected area, whereby the hairs are deducted can. A support with Natriumicarbonat (baking soda) or zinc ointment has a soothing effect. The treatment of systemic reactions is symptomatic. The treatment of severe reactions similar to insect bites (insect bites: Treatment).

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