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Doctor insights on: Arm Swollen After Insect Bite

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Insect Bites (Definition)

Insect bites are from mosquitos, spiders, flies, ticks, and other species that use their mandibles (jaws) to attach to a person or other animal. They can then suck blood out of their "prey" and leave saliva proteins that cause itching and swelling. Other insect species, like bees, yellow jackets, wasps, hornets and fire ants actually inject venom into their prey and can not only cause localized pain and swelling, but severe, acute allergic reactions in ...Read more


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Insect bite on finger and arm. How should it be treated? Leaves large red swollen areas.

Insect bite on finger and arm. How should it be treated? Leaves large red swollen areas.

Ice, benadryl (diphenhydramine): Insect bites are often uncomfortable. They itch, but itching can lead to infection. I would try icing the involved area and over the counter benadryl (diphenhydramine). If things worsen, see your doctor to rule out a secondary infection. ...Read more

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I have 2 insect bites, 1 on my back 1 on my forearm, both swollen and itchy, I have had them for over 6 weeks now! Not painful at all?

I have 2 insect bites, 1 on my back 1 on my forearm, both swollen and itchy, I have had them for over 6 weeks now! Not painful at all?

Insect bites: BrendanC,

6 weeks seems like quite a long time for insect bites to heal, although this is possible if you are scratching them frequently which can delay healing. Mosquito or spider bites can take a while to heal and can often leave a small lump in the tissue with darkening of the skin which resolves over time. If you have increasing size, redness or pain, you should see your doctor. ...Read more

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I have insect bites, they are like swollen like the size of half rollers, with a hole in the middle that leeks clear liquid?

I have insect bites, they are like swollen like the size of half rollers, with a hole in the middle that leeks clear liquid?

Insect bites usually: Have a central puncta (hole) which may leak fluid. Try ice to reduce swelling & calm itch. Use otc Benadryl (diphenhydramine) or zyrtec (either can cause drowsiness) &/or Claritin to combat the reaction. Can also take zantac/axid/pepcid to block the other histamine receptors. Watch for signs of infection: heat, increased redness, more pain, pus, in which case, see doc. ...Read more

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Red bumps on arm - insect bites?

Red bumps on arm - insect bites?

Hard to tell...: ...Without looking. But if they are, remember: scattered are likely mosquitos; chains or clusters suspicious for bedbugs. ...Read more

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I have an insect bite on my arm and I'm not sure what it is. What should I do?

I have an insect bite on my arm and I'm not sure what it is. What should I do?

See below: These are symptoms that could be potentially serious. Yous should discuss these with your physician. He/she will thotoughly evaluate you and let you know what's going on. ...Read more

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Will an insect bite cause swelling in upper left arm?

Will an insect bite cause swelling in upper left arm?

Yes: Some can. This is called an arthus reaction and represents the release of chemicals into the local blood vessels that trigger swelling. ...Read more

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Insect bite swollen and filled blister how long should it take to go away?

Insect bite: It can take up to a week but do NOT squeeze the blister, in case of pain or itching you can place some Aloe Vera gel there is one that comes with Lidocaine you can applied it to the area every couple of hours, ...Read more

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I have an insect bite on my leg that has become red swollen and hard should I be worried?

Infected?: See your primary care, urgent care or ER. Some skin infections rapidly worsen; cellulitis can extend under the skin rapidly get serious and life threatening. You need someone who can recognize the difference and treat appropriately. Brown recluse spider, tick, vespid, wasp or bee (these 3 look and feel bad but rarely get infected) among many others. ...Read more

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My daughter has an insect bite on her cheek and it is very swollen and hard. What is the best thing ti do?

Insect bite: To reduce the swelling apply cold compresses to the bite several times a day. After the compresses you might apply an antibiotic ointment ...Read more

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I have a redness on my arm that is itchy &hot& turned abit hard. I thought its from some insect bite but now that is hard im worried. Wat should I do?

I have a redness on my arm that is itchy &hot& turned abit hard. I thought its from some insect bite but now that is hard im worried. Wat should I do?

Evaluation: Because of the persistence of this lesion and now it's getting hard I would highly recommend that you see skin doctor to evaluate it. He could be something as simple as the plugged sebaceous cyst to a foreign body or even and embedded parasite. A proper evaluation and possible biopsy needs to be done ...Read more

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How to cure a swollen eyelid caused by an insect bite?

How to cure a swollen eyelid caused by an insect bite?

Patience: Most insect bite related swelling on an eyelid will reach a peak within a day or so & gradually disappear whether you do anything or not. A dose of diphengydramine (benedryl) at 1mg/kg every 6 hours may be helpful if there is itching involved. ...Read more

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Can insect bites on the neck cause swollen lymph gland?

Can insect bites on the neck cause swollen lymph gland?

Yes: There are thousands of lymph node located around the body that help screen out germs in the body serum before it returns to the circulation. There are many in the neck, head & behind the ear. At rest these are often 1/4 inch in diameter and may grow to marble sized when reacting to a stimulus. Bug bites, or viral infections can increase their size. They should shrink down to nl size over a few wks. ...Read more

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Insect bite? Swollen ankle, hot to touch, very red with dot in middle, what should I do?

Insect bite? Swollen ankle, hot to touch, very red with dot in middle, what should I do?

See your doctor now: Sounds like there is an infection.

Best to get it checked out before it gets worse or there is perminant bamage. ...Read more

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My daughter has an insect bite - it's red, swollen and painful - after 3 days, the initial bite site is bubbling up. What should we do to treat it?

My daughter has an insect bite - it's red, swollen and painful - after 3 days, the initial bite site is bubbling up. What should we do to treat it?

Infection: Mild itchiness and redness initially may be normal. However pain, progressive swelling, progressive redness with streaking, warmth are signs of infection. Warm washcloth multiple times daily dilates blood vessels allowing the ingress of white blood cells. See a physician as antibiotics may be indicated. ...Read more

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Went to florida now have a huge lump on arm really sore could it be a insect bite?

Went to florida now have a huge lump on arm really sore could it be a insect bite?

Could be: It could be an insect bite or a bacterial infection. Key to have it checked out especially if redness increases or there is red streaks along the arm. ...Read more

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My daughter has an insect bite on each arm that has big blisters in the middle. What must I put on.

First aid cream: Whatever first aid cream you may have in the house. Will likely need oral antibiotics. May also have an allergy to the sting. An antihistamine like diphenhydramine may stop the swelling. Ice compresses maybe helpful. Bee stings and other insect bites usually get infected quickly. ...Read more

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I have some severe bumps where you fold your leg. It burns an itches; they look swollen red & like insect bites. What should I do? Help!

I have some severe bumps where you fold your leg. It burns an itches; they look swollen red & like insect bites. What should I do? Help!

As with...: ...Most things on the skin, a doctor needs to actually look at this to see what it is. It could be bites, or it could be an infection of the skin (something called impetigo). If it's getting worse and spreading, see your doctor. ...Read more

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My dad is 51 and on the side of his ankle is big and swollen. It feel like his bones is swollen. But no insect bite. What can it be?

My dad is 51 and on the side of his ankle is big and swollen. It feel like his bones is swollen. But no insect bite. What can it be?

Several things: This problem mandates a real-time (face-to-face) meeting with a doctor. A history has to be taken along with a examination as well as labs and other tests. Only after all this will your doctor be in a position to tell you what's wrong and what needs to be done to help you. ...Read more

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My 11yo has a swollen toe for two weeks now.  thought it might be an insect bite but hasn't gone away.  it hurts when he walks.  what can I do?

Infection: Infected ingrown toenails or anything that had caused pus build up, abscess will cause swelling and pain. Need to be treated with oral antibiotics. Refer to surgeon for incision and drainage if antibiotics failed. Possible admission for IV antibiotics depending on severity. ...Read more

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My 2 yr daughters foot (ankle) is swollen on one side. It has happened before also. What could it be? An insect bite or something to do with blood?

My 2 yr daughters foot (ankle) is swollen on one side. It has happened before also. What could it be? An insect bite or something to do with blood?

Unknown: What was the cause before and how was it treated? Could be bite, could be something with blood. Possible injury. I would bring her to the doctor for evaluation and treatment. ...Read more