Doctor insights on:
Can Insect Bites Cause Hives
Yes, but...: ...It's unusual. It's more common from stings, due to bees, wasps, hornets, and some species of ants, because they inject a venom that some people are very allergic to. Susceptible individuals carry an "epi-pen" - an injectible cartridge of epinephrine, which counteracts the anaphylactic reaction. And they never forget to apply insect repellent when they go outside. ...Read moreSee 1 more doctor answer
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
No: Mosquito bites, by themselves, should not cause fever. Bites become "inflamed" commonly (not infected) and can be red and a bit swollen, but again no fever. True "infection" is quite uncommon. That said, mosquitoes, in certain parts of the world, can transmit all kinds of infections which can cause fever: malaria, dengue fever, yellow fever, are all spread by the bite of an infected mosquito. ...Read moreSee 1 more doctor answer
Lots of bugs: Most insect bites cause local inflammatory reactions like itching and welts that are mild and resolve within a few hours without complications. Of course bee stings and cause more severe local and systemic reactions if you are allergic but any biting bug could cause a localized response. Mosquito bites are common culprits. Ticks, flies, and fleas are also implicated. ...Read more
No: However the venom of bugs can render you allergic to it. ...Read more
Bed bug bites may: Have no sx's/signs except for 2 small skin puncture points. A reaction may show from an hr to several days later. It can cause itchy, pink, swollen, lesions w clear center. If hypersensite blisters may occur. A telltale sign is linear track of lesions from sequential feedings – but doesn't always occur. Bites are in areas exposed while sleeping-arms, shoulders, neck ; legs. Don't usually bruise. ...Read more
YES: A lot of time itching, redness, rash, swelling of the area, sometimes with numbness. Itching/scratching makes it worse. Wash the area with soap and water, apply otc 1% Hydrocortisone cream / itch-x or alike; can take oral anti-itch medicine like Diphenhydramine (benadryl), loratidine (claritine), etc. Cold compress helps itching some. ...Read more
Yes, venomous spider: Bites may cause fever. Seek medical care asap if you think a spider bit you ; you have fever, severe pain (can be felt at bite site ; possibly chest, back or abdomen); abdominal cramping /rigidness or ulceration of skin at site. You may need a tetanus shot (if you don't know when your last shot was or it has been > 10 years). Also medical care if you develop signs of secondary infection. ...Read more
Allergy to meds: You can be allergic to topical agents for itching. ...Read more
Insect bite allergy: Insect bite allergy does not cause fever. However insects can act as vector to carry different pathogens and can transmit those when it bite you. Several diseases can be caused by insect bite can make you have a fever e.g. Dengue fever, malaria, west nile encephalitis... Fly can carry bacteria and cause diarrhea. ...Read more
Facial swelling: Face swelling can be caused by inflammation, allergies, trauma or infection in the tissues of the face. Facial swelling can be due to relatively mild conditions, such as a sinus infection, or a serious or life-threatening condition, such as analphylactic shock, that should be immediately evaluated in an emergency setting... ...Read more
Delayed flea bites: You can have what is called an id reaction. Your body can develop a reaction to the bites even after they are gone. They are often as itchy and annoying as the original bites. Using something to control the itch can be helpful and having patience for them to go away. ...Read more
Ignore or treat: Hives due to insect bites should run their course in a few days. If verry itchy, local cold application can reduce the itch. If you don't plan to drive or operate machinery, otc benedryl capsules may help slow or reverse the process. If you get belly pain, cramps or experience any breathing difficulty seek medical attention. ...Read more
I had unprotected sex 3 weeks ago now I have a rash resembling insect bites, hives and one spot with small raised bumps, no other symptoms. Hiv rash?
3 slightly raised red patches, 5/8" diam, inside forearm.Itch very mild.Noticed yesterday. Used benadryl, (diphenhydramine) lidex + cool compresses.Hive? Insect bites?
Allergy to insect bi: Most of the allergies to insect bites caue local reaction and itching.But some people have severe reaction to insect bites and stings especially bee stings.This is a life threatening allergic reaction and is called anaphylaxis, this can cause breathing difficulty and is an emergency.Need to be treated with Epipen (epinephrine) injection and emergency treatment. ...Read more
I have hives that started after insect bite more than a week back. I started taking zyrtec. then benadryl (diphenhydramine) and now started claritin today. the symptoms?
Are you switching ?: uWhat you didn't tell me is how you took the medications? If he if the Zyrtec wasn't working and you switch to the Benadryl (diphenhydramine) and then again to Claritin, that is not surprising because you're going from a stronger to a weeker medication. now, if you added the three, you may be dealing with a the start of Chronic Idiopathic Urticaria and it would be helpful to explore other causes and treatments. ...Read more
I can't stop scratching insect bites and these always cause me wounds. They heal quickly but they leave dark scars. What medicines can I apply or take?
My 1y/o can't stop scratching and picking his wounds cause by insect bites, what shall i do.The bites are not healing?
Clip nails!: The fingernails should definitely by clipped and/ or filed making picking a little more difficult. You may need to cover his hands with gloves or socks so he cannot access his bites. I would also recommend a topical anti-infective, like neosporin, that will protect the bites from infection and may help the healing process. Preventing the bites with off or avon skin-so-soft is also recommended. ...Read moreSee 1 more doctor answer
Depends whatyou mean: Hornet/insect bites can cause itching, hives, localized swelling all the way up to systemic reactions (anaphylaxis). If you mean can they cause nose or eye symptoms this would be indicative of a more systemic reaction (wheezing, swelling etc.). Any suspected systemic reaction should be treated immediately with Epinephrine followed by calling 911. ...Read more
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
I have numerous faint red dots, not itchy, on my arm that have suddenly appeared over night. Are these insect bites or allergies? Also, can parasites cause these?
Give it a week: They are unlikely from allergies in the absence of itching. However viral infection is often associated with a rash (think German measles etc) and I suspect that's what you may have. If the rash persists for over 10 days without improvement, see your doctor. ...Read more
Can insect bites cause a seizure in an adult? I got bit by lots of mosquitos one bite on lip swole then had my 1st and only seizure (Grand mal)
Lots of variables: First, are you allergic to the anticoagulant the mosquito employs? Second, was the little bugger carrying a viral infection, such as West Nile? Thirdly, was it a coincidence and your seizure had a different cause? See a neurologist, and uncover answers. Likely you need to be taking an anti-epileptic medication. Also, no driving, activities at heights, using power equipment, etc. ...Read more
I'm trying to smooth out the hyperpigmentation on my legs caused by insect bites when I was younger. I have olive skin (I'm Filipino) and i scar easy?
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