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Doctor insights on: Is Ethnicity A Factor In Infected Insect Bites

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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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Here in the u.S., is there a chance of getting an anopheles mosquito bite?

Here in the u.S., is there a chance of getting an anopheles mosquito bite?

VERY,VERY HIGH: "anopheles quadrimaculatus" is the most important species in the eastern United States regarding malaria transmission. In the western United States, it's "anopheles freeborni"."anopheles punctipennis" found in the contiguous U.S. States- however, it is not the natural vector of malaria. ...Read more

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Is an infected insect bite dangerous in pregnancy?

Is an infected insect bite dangerous in pregnancy?

Not necessarily: Pregnancy is always tricky and needs careful care with your gynecologist. Treatment for infection requires careful choice for efficacy and toxicity, and you have to do this carefully with people are pregnant. ...Read more

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Is mosquito allergy rare ? Can you develop deadly allergy to mosquito when adult ? I live in norway. There is no mosquito with malaria etc, here.

Is mosquito allergy rare ? Can you develop deadly allergy to mosquito when adult ? I live in norway. There is no mosquito with malaria etc, here.

Mosquitos: Malaria has nothing to do with allergy, it is a disease transmitted by mosquitos. Mosquito reactions tend to be at worst large local reactions and an allergy to mosquitoes is very rare if any. ...Read more

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A red like a bite of mosquito, is it considered positive for TB skin test?

A red like a bite of mosquito, is it considered positive for TB skin test?

Swelling important..: Redness is not important, but induration (swelling) is when reading a TB test. For normal healthy person, induration of > 15 mm is considered positive. Other clinical situations may warrant calling >10 mm of induration positive. ...Read more

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My wife was bitten by some sort of insect. It appears to be a spider bite. Red cellulitis that is spreading, center is open draining. What antibiotic?

My wife was bitten by some sort of insect. It appears to be a spider bite. Red cellulitis that is spreading, center is open draining. What antibiotic?

See your doctor: Skin infections are most commonly caused by S. aureus or "staph." The resistant form is known as MRSA. Antibiotic choice depends on the patient's other medical problems but Cephalexin is a common choice for the non-resistant form and Doxycycline and Linezolid are the most effective oral antibiotics for MRSA. Your provider can culture the wound to tailor antibiotics specifically to the infection. ...Read more

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Could it be an allergic reaction from mosquitoe bites that the bites turn in to big swollen welts?

Could it be an allergic reaction from mosquitoe bites that the bites turn in to big swollen welts?

Yes and no: Most people get a local allergic reaction to mosquitoes. This will lead to a large area of redness. Some people are more allergic than others, so those people get even worse rashes and reactions. There are some lucky people who are not allergic at all. So while it is an allergic reaction, there is usually nothing dangerous about it. Oral antihistamines might help. ...Read more

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Spider bites that cause a infection ?

Spider bites that cause a infection ?

Yes they can: Any bite to the skin can get secondarily infected. Best not to scratch the bite and use a topical antibiotic for a few days. See your doctor if the bite is getting more red, swollen, and painful. ...Read more

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Where am I more likely to be bitten by a malaria infected mosquito?

Where am I more likely to be bitten by a malaria infected mosquito?

Tropical climates: The types of mosquitos that carry the malarial parasite are quite rare in the continental United States, and are typically found in hot and muggy climates, especially in the rain forest. ...Read more

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A mosquito bite resulted in an allergic reaction of 4" red bump with 3" darkred center that's turning purple. Is that normal for an allergic reaction?

A mosquito bite resulted in an allergic reaction of 4" red bump with 3" darkred center that's turning purple. Is that normal for an allergic reaction?

That sounds like: a localized allergic reaction. No, most- people don't have that significant of a reaction. The mosquito's saliva contains a substance that effects clotting - which is why the lesion is purple. ...Read more

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What is protocol for suspicion of tick bite in heavy deer and dog tick areas of new england?

What is protocol for suspicion of tick bite in heavy deer and dog tick areas of new england?

Look for body ticks: Symptoms of tick borne illness are varied depending on the tick vector and diseases carried. If you see any attached ticks and do not know how long they have been attached or any rashes, severe headaches, joint or muscle aches, neck stiffness or are just worried, see you primary doctor for a physical exam and lab testing asap. ...Read more

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What is a bug bite that has swelling, warm, large red rash around it the size of a baseball & itchy?

What is a bug bite that has swelling, warm, large red rash around it  the size of a baseball & itchy?

It can be: It can be any of a number of insects - what you are describing could be a spider bite or a wasp bite/bee sting or even a tick - it is quite possible you are having an allergic reaction or a cellulitis. See a dermatologist. ...Read more

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What insect bite is in a circular pattern?

What insect bite is in a circular pattern?

See MD: The bite results in a circular reaction from the toxin and histamine reaction as an alarm reaction. Time will heal. ...Read more

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Not quite sure if it's a tick bite but looks like an insect or spider bite of some kind. Has been slowly growing bigger. This happened in Thailand. ?

Not quite sure if it's a tick bite but looks like an insect or spider bite of some kind. Has been slowly growing bigger. This happened in Thailand. 
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Bite: since it is growing and happened in another country;
GO to the emergency department and get evaluated now not tomorrow. ...Read more

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Where am I more likely to be bitten by a west nile virus infected mosquito?

Where am I more likely to be bitten by a west nile virus infected mosquito?

Unovered skin: Not covered skin is unprotected. Use hats, long sleeves, long pants, shirts covering back, glasses. Areas were mosquitos live and near ponds, lakes, sea. ...Read more

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Dr. Joseph Bouvier
64 doctors shared insights

Infected Insect Bite (Definition)

Infected insect bite is a bite that is secondarily infected with a microorganism usually ...Read more