Poisonous sting bite
Introduction
Introduction to poisonous insect bites Common poisonous insects and arthropods include wasps, bumblebees, and arthropods such as cockroaches and cockroaches. Their damage to the human body is mostly limited to biting. The systemic reaction is common in secondary allergic reactions. When a group of poisonous insects such as wasps attack the young adults It can also cause serious injuries, and incidents of death caused by wasp stings often occur and should be noted. There are many types of bite scars, ranging in size from the largest to 25 cm. He often climbs into bed or clothes at night, and when he is stimulated, he bites because of defense. The bee stings often include three species: the honeybee family, the waspidae, and the genus Hymenoptera. They are all social insects. They live in a large nest. There are bee kings and worker bees in the bee colony. Unlike the drone, if humans touch their nests, the swarms will stab at the same time, causing a large amount of toxins to inject into the human body and cause strong reactions; of course, each person's sensitivity to bee venom is also different. Some people are only one bee sting. The thorns are also very violent. basic knowledge The proportion of illness: 0.002% Susceptible people: no special people Mode of infection: non-infectious Complications: anaphylactic shock
Cause
The cause of the poisonous insect bite
The poisonous venom contains polypeptides such as kinins and melittin, enzymes such as hyaluronidase and phospholipase A, and amines such as serotonin and histamine. It can produce neurotoxicity, hematological toxicity and cytotoxicity, causing local pain, edema, ecchymosis and even necrosis in patients with severe wounds. In severe cases, systemic allergic reactions, shock, hemolysis, muscle damage, nerve palsy, loss of consciousness, convulsions, etc. And even MOSF died.
Prevention
Poisonous bite prevention
1. Wear long sleeves when you wear clothes.
2. Try not to go to places with more poisonous insects.
Complication
Poisonous bite complications Complications anaphylactic shock
Anaphylactic shock, acute renal failure, etc.
Symptom
Symptoms of poisonous insect bites Common symptoms Blisters or bullae damage shortness of breath, itchy skin, diffuse redness
Clinical manifestations include skin redness, pain, burning, itching, blisters, numbness or necrosis; systemic symptoms include fever, dizziness, headache, palpitation, nausea, vomiting, etc.; local visible wounds, slightly higher skin temperature, or ecchymosis , blisters, redness around the skin or swollen limbs, shortness of breath, fast heart rate, blood pressure below 90/60mmHg.
Examine
Inspection of poisonous insect bites
1. Check the small bites, scars and stings in the swollen part of the bite.
2. There is a corresponding clinical manifestation.
Diagnosis
Diagnosis and identification of poisonous insect bites
1. There are local environmental and wounding records of the above-mentioned poisonous insects, which are more common in the warmer seasons of spring and summer.
2. The patient has a history of exposure to poisonous insects or a poisonous insect and a killed poisonous insect.
3. Check the small bites, scars and stings in the swollen part of the bite.
4. There is a corresponding clinical manifestation.
