Armyworms are a real health risk. These tracks are indeed covered with stinging hairs that can cause symptoms of varying severity. In severe cases, hair armyworm can even cause death ...
The armyworm larvae are a moth. At the end of the summer, the butterflies lay their eggs on the branches of oak, pine ... Armyworms are born orange and then molt to a silver gray with a brown stripe on the back. They are said processionary because they move one behind the other, like a procession. They feed on the leaves or needles of the tree which they live. With the first cold days, the armyworms build large nests of white silk for the winter warm. They leave the tree in spring.Hazards armywormFirst, the armyworms are a real poison for the tree. They can indeed strip it completely, to the point of dangerously weaken. More importantly, the armyworms are covered with stinging hairs and necrotizing very powerful. They can cause significant health problems in humans and animals. However, these hairs are easily detached from the track, for example in case of winds. When they come into contact with skin or mucous membranes, hair of the army worm hook because of the small hooks at the tip. The more we rub or scratch, the more toxic substance will spread.
Symptoms of exposure to hair armywormSymptoms of contact with hair armyworm can be more or less severe. On the skin, painful plaque usually occurs within 8 hours, with serious itching. Contact with a naked eye will cause conjunctivitis. But if it penetrates the tissues, the hair can lead to severe inflammation of the eye or even blindness. Sometimes the stinging hairs are inhaled. This creates a sore throat, sneezing, difficulty in swallowing and sometimes difficulty breathing and bronchospasm. If the hair is swallowed, the mucous membranes of the mouth and intestines will develop an inflammatory response, which may be accompanied by vomiting, stomach pain ... It must be particularly vigilant when armyworms, because the symptoms worsen with repeated contact. On the other hand, there is a risk of anaphylactic shock, which can cause death in severe cases (edema, hypotension, urticaria, palpitations, difficulty breathing, coma ...).
What to do in case of contact with a processional caterpillar?If a caterpillar has touched the skin, it is possible to clean the area with water. You can also try to remove the hairs with tape (hair removal method). If the itching is too high, or if the rash is important, consult a physician. In case of contact with the eye, you have to go to an ophthalmologist to perform a rinse. Otherwise, leave the eye under water for several minutes. But if the reaction seems strong, it is better to head for the emergency. If the hair entered the mouth, we can try to remove with a wet glove. It will then go to the emergency, especially if the affected person is a child. Similarly, respiratory symptoms and the onset of symptoms (malaise, vomiting, hives, swelling ...) should lead to an urgent care.Did you know?Dogs must be taken to the vet urgently.