Why does the bite site swell? How dangerous are insect bites? How to smear a mosquito bite with brilliant green and is it possible to do so?

08.05.2018 Health

Insect bites do not always go away without a trace. Even a harmless allergic reaction to a midge, according to experts, can lead to negative consequences. To avoid them, you need to be able to provide first aid to the victim in a timely manner and distinguish between the types of bites. This article will help you understand such difficult issues.

How dangerous are insect bites?

photo of a bee sting

Experts recommend not to be tolerant of mosquitoes. Under no circumstances should you allow an insect bite if it can be prevented. When, after contact with an individual, a person’s temperature begins to rise, fever, and increased sweating appear, it is necessary to urgently seek medical help.

Midges appear in early summer and, according to statistics, make themselves known to about 80% of people through itching and swelling. An allergic reaction to an individual is due to the fact that the saliva of the midge is poisonous. Itching and swelling may accompany a person for several weeks. The midge is dangerous because it causes a strong burning sensation at the bite site. The victim begins to scratch the affected area, which often leads to an infectious infection.

Among the most dangerous insects are considered . Not all types of individuals have been fully studied; they can lead to irreparable consequences for the body, including disability and death. Most often, people are susceptible to an illness that can cause negative distress nervous system– encephalopathy. The disease is very dangerous. Doctors and infectious disease specialists recommend timely vaccination to prevent infection.

Wasps, hornets, and bees are famous for their ability to cause severe allergic reactions. It is manifested by pain, itching and severe swelling. The hornet is dangerous to humans; it can inject poison during contact, which will subsequently lead to. The result of such exposure to the insect is sometimes pulmonary edema, shortness of breath, and suffocation.

Experts advise treating insects more responsibly, taking all preventative measures and providing first aid to the victim. Timely measures can sometimes save a person’s life.

To react correctly to a situation, you need to know features insect bites.

How can you tell which insect has bitten you?

Among the dangerous contacts with individuals, there are more than twenty, but the most common are mosquitoes, midges, wasps, hornets, bees, ticks, bedbugs, etc. Sometimes it is not easy to determine which individual caused the skin allergy. If a person knows how to identify the insect that has bitten the victim, he is able to provide proper first aid.

Comparative characteristics of insect bites can be observed in the table below.

InsectBody reaction, distinctive signs of a bite
MosquitoSpecific swelling occurs at the site of the bite. It is located around the circumference of a tiny skin incision. Itching and swelling from a mosquito bite lasts on average 3-5 days. On the second day, the redness disappears, after which the itching gradually disappears.
The swelling is not severe and goes away quickly enough if you do not disturb the wound by scratching.
MidgeThe insect's saliva contains an anesthetic substance, so a midge bite can be easily distinguished from a mosquito bite by the gradual appearance of itching. Swelling may occur immediately, burning and itching a little later, when the mosquito bite almost immediately begins to itch very much.
Distinctive signs of contact with midges are: redness in the affected area, severe itching and burning, large swelling, the appearance of wounds and blisters at the affected site.
Associated symptoms (less common): increased (slightly) body temperature, jumps blood pressure, headache, drowsiness, purulent inflammation.
Bees, hornets, waspsA clear distinguishing sign is the appearance of sharp, immediate and severe pain. It occurs as a result of the penetration of the individual’s venom into the skin. Pain syndrome can cause serious ailments that a person has to take painkillers.
The disease is also distinguished by the following symptoms: the center of the affected area always has a pale outline, and severe swelling and redness forms around it.
Contact with these insects can sometimes cause severe allergies in the form of: headache, dizziness, convulsions, Quincke's edema, swelling throughout the body, cardiac arrest (with several bites).
BedbugsPeople are most often exposed to bed bugs. They begin to be active at night. Therefore, the first sign of a bite is the appearance of an allergic reaction the next morning.
At the initial stage, specific small red spots appear on the skin. Only the next day do obvious symptoms appear in the form of swelling, itching and severe redness.
TicksThe distinctive sign of a bite in 90% of cases is the detection of the insect itself at the site of the lesion. He stays to get his fill of blood. An individual can be found in the groin area, under the arms, behind the ears, stomach, neck, etc. Almost always, the tick chooses hard-to-reach, open places.
The bite manifests itself in the form of severe weakness, increased body temperature, tachycardia, and headache. A nagging, unpleasant pain begins to appear at the site where the tick attaches.
SpidersSpiders rarely harm humans. They are, as a rule, harmless individuals. However, some types of insects can harm a healthy body with just one contact. Such poisonous creatures include the black widow spider. A bite can cause severe allergies, skin necrosis, and poisoning.
The bite of a “black widow” and other poisonous spiders is often accompanied by vomiting, nausea, intoxication, and aches throughout the body.
Linen liceOften the bites of these individuals are compared to bed bugs. Often only a competent specialist can determine the distinctive features. Distinctive feature severe itching and the ability to develop pediculosis are considered.
FleasIt is generally accepted that fleas bite and settle on the animal’s body. Infectious disease experts recommend being wary of infected domestic or wild animals, as individuals are capable of producing a dangerous bite, leading to a number of negative consequences.
Obvious signs include: localization of bites (ankles, knees, abdomen, armpits, calves), redness, itching, swelling.
AntsThere are several types of ants. Some of them do not leave pain or discomfort after the bite. Others will cause the development of pustules and red spots.
Symptoms of ant bites include small red spots, itching, and the formation of pustules.
ScorpionBites differ depending on the species. The reaction is considered the same; it is accompanied by severe pain, burning and itching; the strength of the symptoms differs. The disease provokes symptoms: swelling, itching, burning, swelling, tachycardia, nausea, cramps, numbness.

spider bite in photo

Note! Bites from all of these insects can be extremely dangerous. If they begin to be accompanied by a severe allergic reaction or fever, you should immediately consult a doctor.

There are standard general rules providing first aid for insect bites. You should also know them. They are divided depending on the symptoms. Doctors recommend following the following steps when providing first aid after an insect bite:

  1. To relieve swelling, you need to apply something cold (it can be any metal object) to the problem area. Next, medical alcohol or an antiseptic is applied. After disinfection, a special ointment is applied to the location of the bite. Today, the following remedies for insect bites are popular: Fenistil, Trimistin gel, Rescuer.
  2. Treating the wound with an alcohol solution, applying an ointment compress (listed above), and taking antihistamines will help get rid of a dense formation in the form of a lump.
  3. Antihistamines can relieve itching. At any pharmacy you can buy Zodek drops, Suprastin, Loratadine, Tavegil tablets. Lotions based on a baking soda solution also help relieve itching.

Good to know! Every person should have an antihistamine in their home medicine cabinet (Zodek, Zyrtec, Suprastin, Loratadine, Tavigil, etc.). It saves the situation until the ambulance arrives, when the patient has severe swelling of the larynx and a serious allergic reaction.

Complications after insect bites

An insect bite is almost always accompanied. It manifests itself in the form of swelling, itching, increased body temperature in the affected area, pain, and sometimes a rash. With this manifestation, experts do not recommend special therapy, since the symptoms usually disappear after a few days.

The following manifestations indicating complications may be a warning signal:

  • low pressure;
  • severe itching;
  • great swelling;
  • increased body temperature;
  • hyperemia,
  • labored breathing,
  • swelling of the entire face, larynx;
  • dizziness,
  • sudden severe headaches;
  • unbearable pain.

If a person exhibits the listed signs, doctors recommend urgently seeking help from specialists.

First aid, provided in a timely manner for complications, plays an important role for recovery and a positive result in treatment. Not all symptoms may occur together. The victim is usually tormented by one, two or three ailments. They can appear all at once, or have an extended nature, when one ailment is replaced by another.

First aid for insect bites


As mentioned above, when providing first aid, it is recommended to diagnose the bite. This is necessary in order to take the correct measures to address the problem. Bites of various insects sometimes require certain actions.

The table below will help you understand how to provide first aid to a victim with a certain type of bite.

Type of biteFirst aid
KomarinyA mosquito bite can fester. This is the most common complication of the disease. To help a person. It is necessary to treat the purulent wound with ammonia. It can be replaced by a solution of soda and water in a ratio of ½ to 1 glass.
KleshchevoyNote! It is strictly not recommended to treat a tick bite yourself! A person can only provide first aid, if necessary, until the ambulance arrives or goes to the hospital independently. It consists of the following: mandatory elimination of the cause of the disease – the tick. The bite site is immediately lubricated with oil, and the insect is removed using tweezers. In this case, it is necessary to ensure that the individual’s head does not remain in the wound.
BeeIf a person is bitten by a bee, hornet or wasp, the insect sting should be removed. This can be done by applying a tampon to the affected area in a solution of alcohol and water in a ratio of 1:5.
Traditional recipes recommend applying compresses from milky dandelion juice to relieve swelling. The patient was prescribed rest, plenty of fluids and antihistamines.
MidgesThis type of bite manifests itself in the form of severe swelling during complications and, in rare cases, Quincke's edema. In case of the latter, emergency medical assistance and the use of an antihistamine are required.
If you are bitten by midges, to eliminate serious consequences you should wipe the wounds with alcohol and apply ice.
KlopovIf you suspect bed bug bites, you should thoroughly wash the wounds soap solution, antibacterial agent. Cold is applied to the affected areas for a short time, several times within an hour. These actions help relieve itching and swelling.
ScorpioFirst aid consists of a number of actions. The first is to eliminate the causes of the disease - poison. You should try to suck it out from the wound using a small incision, or try to cauterize the affected area and apply cold. Next, the wound is treated with an antiseptic solution; regular alcohol or vodka may be suitable. The patient is given a tight bandage over the bite and adjacent areas to the wound.
If possible, it is necessary to inject the affected area with adrenaline or novocaine as quickly as possible, followed by an injection of atropine. These actions will help deliver the patient to the emergency room and slow down the effect of the poison.

Preventive measuresFirst aid often saves a person’s life when it comes to the bite of poisonous insects. Knowing the rules for providing medical emergency care, you can try to independently relieve the patient of severe pain, swelling, severe allergic reaction and deliver him to specialists.

Prevention of insect bites helps prevent unwanted consequences that may occur as a result of contact with individuals. It is worth observing them especially when it comes to small children. Often parents take their children on vacation, into nature, but forget about safety rules. As a result, children are admitted to the hospital with swelling and allergies to insect bites.

Every adult should remember the basic rules of behavior in nature in order to avoid contact with unpleasant individuals. They are as follows:

  • It is better to choose a place to relax away from a body of water (rivers, lakes, etc.);
  • be sure to use repellents or other insect repellents;
  • It is advisable not to wear clothes that are too revealing (many insects love white and bright shades);
  • During your rest, be sure to carefully check the surrounding area to see if there is an ant or wasp nest nearby;
  • Do not leave sweet foods on the table, or drink a drink from a can (if it has been left open for some time without supervision);
  • Women should not wear floral or fruity scents when going outdoors or on vacation; it is better to generally do without deodorants and perfume;
  • Try to tuck your children’s jacket into their pants, their pants into their socks, and put on a hat;
  • It is best to take care of purchasing a mosquito net;
  • before going to sleep outdoors in a tent, you should check it for the presence of individuals;
  • Don't walk barefoot on the grass.

Every person should follow the listed rules while on vacation, teach the child to follow them, then you won’t have to be afraid of insect bites. Properly selected insect repellents can help avoid bites.

Insect repellents

When leaving home, you should take care of the safety of your skin; it must be protected from insect bites. The following means will help to accomplish this; they are listed in the table below and are distributed depending on age characteristics and the principle of action.

For whomBy what means
Children's ointments, creams (approved for use up to 3 years)cream "Taiga"
spray, emulsion or cream “Our Mother”
"Mosquidosis" in the form of cream, spray
"Gardex Baby" repellent
Green factor milk
"Moskitol" baby milk, cream
cream “My sunshine”
Fumigators (children)Mosquitol
Nekusayka
Sissy
Natural remedies for children under one year oldessential oils cloves, eucalyptus (insects do not like these aromas, if you apply them to the stroller in moderation, you don’t have to worry about the invasion of moksha and mosquitoes)
vanillin (mix baby cream with a small amount of confectionery product)
use mosquito net for strollers during nature walks
Sprays, aerosols for adultsspray "OZZ"
"Contra" spray lotion
aerosol "Atas"
spray "Off"
aerosol "Reftamid"
spray "Gardex"
Creams, milk for adults"Contra" gel, cream
milk "Gardex"
"Moskitol" cream
FumigatorsRaid
Mosquitol
Raptor
Fumitox

Insect bites should be taken seriously; they can cause serious harm to the body. Every person should be able to provide first aid to the victim in order to alleviate his condition and try to avoid a serious allergic reaction of the body. In nature, you should take all precautions, especially for small children. At the first sign of complications, you should urgently seek medical help.

A small midge can cause big problems. During the warm season, the number of visits to doctors about insect bites, including midges, that live in the grass and unexpectedly attack a person, increases significantly. Their bites usually occur on the arms and legs, which subsequently become swollen, painful and itchy. The seemingly harmless small black midge behaves aggressively all over the planet and has many varieties. What to do if you are bitten by a midge and your leg is swollen? How to minimize the consequences of this unplanned and painful contact?

Signs of an insect bite

The tiny creature is very poisonous. It is dangerous for allergy sufferers due to the body's unpredictable reaction. The problem with quickly locating the bite site is the ability of midges to anesthetize. By biting through the skin, the insect injects a substance from the salivary glands, which makes the process of sucking blood and lymph invisible to humans.

Having had enough, it flies away, and the person is left to acknowledge the fact of the bite, which is discovered after some time, accompanied by the most common symptoms:

  • burning sensation and pain at the site of the lesion;
  • the wound is clearly visible, it bleeds;
  • the skin near the bite site is red;
  • increase in severe itching, swelling;
  • the presence of rashes, blisters, spots on the skin.

If there are a lot of bites, or the body’s reaction is violent with a weak immune system, or there is a tendency to allergic reactions, then the following symptoms are added to the above listed symptoms:

  • change in body temperature;
  • swelling of the lymph nodes;
  • tachycardia with hypotension;
  • in rare cases, anaphylactic shock may occur.

The bite sites are usually the limbs. Hands at the wrists and elbows. Legs under the knees, in the area of ​​the foot, lower leg, ankle. Less commonly affected are the eyelids and ears, chin and neck, and other open areas. What to do if the bitten limb is swollen and painful?

What should not be done and what should be done?

Midge bites always itch, but this is not recommended, since there is a possibility of infection in the wound. Infected tissue and blood will lead to suppuration, which will significantly complicate treatment. You should not apply any substances yourself to the wound itself, but only to the areas around it.

There is no need to use household chemicals for these purposes, as well as medicines without a medical prescription. Antibiotics are prescribed by a doctor, and only in severe cases. Here is a list of measures that can be taken in case of midge bites to alleviate the condition and speed up the treatment process:

  1. The bite itself requires a quick rinse of the skin with water, followed by removing excess moisture with a napkin. Then the wound is treated with an antiseptic (an aqueous solution such as furatsilin). The victim takes pain medication and later an antihistamine.
  2. How to relieve leg swelling due to redness or rash? The bitten areas are wiped with ammonia, allergy medications are taken, and lotions are made with soda solution.
  3. To relieve itching, which may remain after other symptoms disappear, use external remedies. This is a popular drug among the people: Fenistil or Cynovit. A bandage soaked in novocaine will also help with severe itching.
  4. When it is not possible to keep the bite wound uncombed, it is worth using lotions. They are made with boric acid or iodine-containing preparations. Antiseptics in the form of ointments are applied exclusively according to a doctor’s prescription.

Alternative options

They are used in emergencies in the absence of medical assistance. For example, when visiting nature. And the main factor determining the success of the procedure is the speed of response to the problem. How to treat midge bites outside the home? With improvised means:

  • the skin is immediately washed with river or drinking water;
  • washed plantain leaves are kneaded into a paste, which is applied to the affected area and wrapped with a bandage (as an alternative - dandelion leaf);
  • The dressing must be changed every two hours.

It is possible to apply menthol ointment or mint toothpaste to the skin around the wound, which helps reduce pain and itching. If you have food, you can use vinegar, soda, and salt. They are also used to relieve pain and skin itching with swelling:

  • vinegar is diluted in equal parts with water and used for lotions (compresses);
  • dissolve salt and soda in a glass of water (one teaspoon each), use it as a compress or rub (one of the substances is possible);
  • soda is diluted with a drop of water to obtain a thick mixture, which is applied to the affected area;
  • cabbage leaves, onion with parsley, in a mushy state, are also applied to the skin to relieve symptoms.

If you have a strong reaction to a midge bite with an increase in the number and quality of symptoms, you should seek help. medical assistance. And during hikes and other outdoor activities, it’s worth stocking up on protective equipment in advance in order to quickly provide first aid for midge bites.

After an insect bite, swelling occurs, which causes a lot of trouble for a person. Redness and itching may begin. It is necessary to take timely measures to eliminate these unpleasant symptoms. If your leg is swollen after an insect bite, the treatment method depends on what kind of pest it was. This is discussed in more detail in the article.

Insect bites are most troublesome for allergy sufferers because they experience an allergic reaction and the itching does not go away for several weeks. But this can affect all people.

To facilitate the process you need:

  1. Treat the bite area with ammonia.
  2. Wipe the sore spot with vinegar, diluted with soda, vodka and lemon juice.
  3. Take an allergy medicine.
  4. Use an ointment with a cooling effect.
  5. Consult a doctor if swelling does not go away.

Midge bite

After midge bites, it is necessary to treat the sore spot with ammonia. If itching occurs, you can use the following products: traditional medicine. For example, you need to treat the sore spot with a cotton swab soaked in vodka or cologne. Bird cherry leaves are often effective and should be applied to the bite for 15 minutes. You should always take creams and lotions with you that will protect against insects.


Why is my leg swollen after an insect bite? A tumor is a natural reaction of the body, since when bitten, foreign substances enter the body and destroy cells. Blood accumulates in damaged areas and the volume of intercellular fluid increases. During inflammation, lymph accumulates in the soft tissues, so they increase in volume.

Signs

When a person is infected by an insect, the following symptoms appear:

  1. Redness.
  2. Seal.
  3. Pain.
  4. Swelling.

Necessary actions

If your leg is swollen after an insect bite, what should you do? You need to do the following:

  1. If there is a sting in the skin, it should be pulled out.
  2. The wound is treated with iodine or hydrogen peroxide.
  3. Ice is then applied to relieve swelling.
  4. You need an anti-allergenic agent that is taken orally.
  5. Ointment is applied to the wound to relieve itching.


These actions are enough. But often intolerance to poison appears. Then you need to consult a doctor. And before his arrival, use an anaphylactic package, which consists of:

  1. Antihistamine elements.
  2. Injections with adrenaline.
  3. Tourniquet.

Traditional methods

If after an insect bite your leg is swollen and red, you can use folk remedies:

  1. After a midge, the skin should be treated with iodine or alcohol.
  2. If it was a gadfly or horsefly, then ammonia and soap are required in a ratio of 3:1.
  3. You can eliminate the tumor with aloe leaf or plantain.

Horsefly bite

The horsefly is a large fly that has sharp and hard cutting stylets located in its proboscis. After the skin is affected, wash the area with warm water and soap, and then dry it with a towel, but do not rub it. The wound should be treated with hydrogen peroxide and then smeared with brilliant green.

If a child's leg is swollen after an insect bite, then there is also effective means. Severe pain usually lasts more than 30 minutes. It is advisable to provide pain relief. In this case, the affected area should not be scratched. Plantain should be applied to this place.

If your leg is swollen after an insect bite in nature, you can use medicinal herbs and flowers. In addition to plantain, dandelion helps. It will help relieve pain and itching. The wound just needs to be lubricated with juice.

If you have onions, they can also be used for bites. When itching and pain do not go away, antihistamines are needed. At high temperature, nausea, you need to see a doctor.


Mosquito bite

Only female mosquitoes bite humans. They need this to obtain protein from the blood and lay eggs. When pierced by a proboscis, the female releases saliva, which contains substances that interfere with blood clotting. People experience a reaction such as itching or redness. If your leg is swollen after an insect bite, effective measures must be taken.

When bitten by a mosquito, you should not scratch the bitten area, as this can cause infection. The skin should be washed with soap and water to remove germs and contaminants. It is necessary to prepare a remedy: soda (2 tsp) mixed with water (1 spoon). The solution is applied to the affected area. You should wait until it dries.

Essential oils help, for example, eucalyptus, lemon, peppermint. If the swelling is severe, then you should take medications to eliminate the swelling. Diphenhydramine and Hydroxyzine will help.

Gadfly bite

These insects attack in a unique way: some individuals distract a person, while others crawl up, bite and lay out the larvae. It is difficult to detect an insect upon contact. First there is pain, itching, and then swelling. Rashes occur in allergy sufferers. When this happens, first aid must be provided.


If, after an insect bite, your leg is swollen and hurts, you must perform the following procedure:

  1. The bite site should be pressed with a hard object to prevent the allergy from spreading.
  2. The skin should be cooled and then washed with soap and water.
  3. Then it is treated with an antiseptic, brilliant green, alcohol or iodine.

You can use plantain or dandelion juice to wipe the affected area. If salt is available, you can apply a compress. If your leg is swollen after an insect bite, then ointments and medicinal lotions are used. The following means can be used for this:

  1. Glucocorticoid anti-inflammatory ointment, which can eliminate swelling and bumps on the leg. It should be applied at intervals of 3-4 hours.
  2. An antihistamine, available in the form of tablets and injections.
  3. Compresses with Dimexide are used to get rid of swelling. The product is diluted with water in a ratio of 1:3, after which the solution is applied to the painful area of ​​the skin.
  4. If pus or painful lumps appear, surgical intervention is necessary. Using antiseptics and novocaine, the skin is cut and purulent tissue is removed from the wound. Then the doctor applies a bandage.

Wasp sting

Wasps sting soft tissue, leaving a hole in the skin. The painful area turns red and begins to bleed. If the sting remains in the wound, it is pryed up with nails or removed with tweezers. There is no need to put pressure on the skin so as not to increase swelling. The wound should be washed with antibacterial soap, and then treated with any means:

  1. Peroxide.
  2. Vodka.
  3. Tincture of calendula.
  4. Ammonia.


You can use the antiseptic "Chlorhexidine", "Miramistin". Disinfection of the bite is mandatory, since the sting can contain a lot of bacteria. After using alcohol, a gauze bandage is applied to the wound, and then a bandage is applied.

Bee sting

People are often stung by bees. First aid is as follows:

  1. The bite site should be examined. If there is a sting, it must be removed. Moreover, this must be done carefully. This is done with tweezers or eyebrow tweezers.
  2. Then you need to disinfect the bite area using an antiseptic.
  3. You need to use an antihistamine, for example, Suprastin.
  4. To relieve itching, you need to dilute a paste of salt and apply a compress. Ice wrapped in a napkin helps.

If your leg is very swollen after an insect bite, you should consult a doctor. This will eliminate negative consequences.

What not to do?

To prevent allergies, you need to follow simple rules:

  1. The bite site should not be rubbed. This causes the substances to spread over a large area.
  2. Redness from midges should not be treated with any household chemicals. This may cause allergies.
  3. You should not scratch problem areas, because you can infect the wound, which will fester.
  4. If your doctor has prescribed hormonal ointments, they must be applied to the skin near the wound. When such products are applied to the bite site, a burning sensation occurs and healing slows down.
  5. In case of complications, antibiotics and antihistamines should not be neglected. You should not self-medicate; a doctor should prescribe medications.


Prevention

To prevent insect bites, you need to follow simple recommendations:

  1. Residents of private houses need to remove excess vegetation from the area.
  2. There should be mosquito nets on the windows.
  3. If you are planning a trip to the forest or just to nature, you need to take protective sprays and creams.
  4. When planning a hike in an area with large vegetation, you should wear clothing with long sleeves. Legs should also be closed.
  5. You should not walk late in the evening when there are a lot of insects.

Thus, insect bites cause a lot of inconvenience. It is necessary to provide timely assistance. But if swelling does appear, you need to treat it with proven means.