Insect Bite

Lacerations or puncture wound made by an insect is called an insect bite. When insects bite, most of them inject formic acid into the skin, which results in blisters, swelling, pain, redness, and irritation. The common insects that bite humans are bedbugs, ticks, fleas, mosquitoes, and gnats.

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I moved to a farm and got insect bites and marks do not disappear after itching. Why?

Query: Hello doctor, Last year I moved to a farm in the city. I ended up getting a lot of insect bites from the woods. Unfortunately, I itched one of them too much, which left a permanent round mark on my skin. I had a bump appear and disappear, but it left this mark on my skin. I want to make sure it is ...  Read Full »

Dr. Dhepe Snehal Laul

Answer: Hello, Welcome to It is an allergic rash (due to an insect bite) with superficial fungal infection. I suggest the following, 1) Apply Fucibet cream (Betamethasone 0.1% and Fusidic Acid 2%) in the daytime for ten days. 2) Apply Miconazole cream at night for ten days. 3) Azac s...  Read Full »

Why are my lips swollen and what can be done for it?

Query: Hello doctor, My age is 17 years. A part of my upper lip is swollen. There is no pain in it. What might be the cause for it?  Read Full »

Dr. Vivek Hasmukhbhai Nanda

Answer: Hi, Welcome to The swelling of upper lip might be due to allergy, insect bite, or a small trauma. You can take anti-allergy medications to reduce the swelling. I suggest taking tablet Allegra (Fexofenadine) 120 mg has to be taken, one tablet in the morning and a half at night. The t...  Read Full »

I have two circular rashes on my arm. What is causing it?

Query: Hello doctor,I have two circular rashes on my arm across my elbow, such that when I close my elbow, the rashes touch. They are red with a brighter spot in the center. I noticed them two days ago, and they have gotten a bit bigger and redder since then. Each is about 5 cm in diameter. They are slight...  Read Full »

Dr. Meha Malhotra

Answer: Hello, Welcome to I saw the image attached by you (attachment removed to protect the patient's identity). This looks like an insect bite reaction or a blister beetle dermatitis. I suggest you start applying Mometasone furoate ointment twice daily over the problem area for five day...  Read Full »

Does a pink rash on the lower back indicate a sign of meningitis?

Query: Hi doctor, I had a pink rash on my lower back. I had a glass on and put pressure on it, and it fade. Is it a sign of meningitis? I do not have fever or headache. I feel weak at 6 PM, and my neck feel so heavy.  Read Full »

Dr. Sagar Ramesh Makode

Answer: Hi, Welcome to It is highly unlikely to be a meningitis. Meningitis presenting only with rash and no other symptoms like headache, fever, etc., is unlikely. Meningococcal meningitis has rash in some cases, but patient will be very sick and toxic. So, do not worry about meningitis. Weakn...  Read Full »

What is the treatment for a bug bite?

Query: Hello doctor, A bug had bitten me on my right leg three days ago. The site of the bite has become red, swollen, and I could notice some discharge. It is not getting better. Kindly help.   Read Full »

Dr. Muhammad Zubayer Alam

Answer: Hi, Thank you for the query. I can understand your concern. According to the picture provided here (attachments removed to protect the patient’s identity), the affected area has become inflamed and swollen, and the color of the affected area has changed to red. I suggest you wash th...  Read Full »

What is the reason for stye and hard, swollen nose with crustiness?

Query: Hello doctor, I have a stye in my right upper eyelid. After a few days, I noticed whiteheads on the right side of my nose. Now the right side of my nose is swollen and hard, with areas of crustiness. It does not hurt, but I am concerned. Kindly help.  Read Full »

Dr. Dhepe Snehal Laul

Answer: Hi, Welcome to I understand your concern. Kindly answer the following questions. 1) Are you diabetic? 2) Do you have a history of an insect bite? 3) Any oozing? 4) Is the lesion pus-filled? Is the lesion painful or tender? Do you have any fever? Answer the questions for detail...  Read Full »

Will arthrogryposis cause random scars or scabs?

Query: Hi doctor, I am 32-year-old male with nonprogressive physical disability arthrogryposis. I feel healthy for the most part, but I keep getting random scabs. I have had another skin issue on and off, and it involves getting scabs or scars for no reason. I am not sure if these scars or scabs are due t...  Read Full »

Dr. Atishay Bukharia

Answer: Hi, Welcome to How long has it been there? What are the affected areas? Does the affected area spread? Can you give a detailed history of its onset, progression, and duration? Any history of diabetes mellitus, hypertension, or psychiatric disorder? Is there any other systemic disease?...  Read Full »

How to treat blisters formed by an insect bite?

Query: Hello doctor, My wife suddenly got some blisters with clear liquid in her hand, neck, and cheeks from today morning. She was bitten by an insect in her neck around 10 o'clock yesterday night. She is having a burning sensation if she touches the blisters. Two of the blisters popped themself. Also, i...  Read Full »

Dr. Shyam Kalyan. N

Answer: Hello, Welcome to I have seen the pictures (attachments removed to protect the patient's identity). Is there pain or fever? How many blisters would be there approximately? Are the blisters increasing? Is there itching? Kindly answer the questions so that I can give appropriate treatme...  Read Full »

Can bug bites cause cervical lymphadenopathy in children?

Query: Hi doctor, Welcome to My 8-year-old son had a painful lymph node two weeks ago and now smaller but still present. Location is my concern. Should I be able to palpate these nodes? Are they supraclavicular?. Right before that, he had two bug bites in the occipital neck. On palpation, th...  Read Full »

Dr. Syed Tehmid

Answer: Hi, Welocme back to Cervical lymphadenopathy in children is often reactive and as he had bug bites it is expected. However for other nodes, there is no need to worry. Size less than 1.5 cm is usually insignificant and in absence of any other symptoms should not be of concern. However ...  Read Full »

How to confirm if my symptoms are due to COVID-19 or some other infection?

Query: Hi doctor, A couple of weeks ago had a wasp bite on my sole, and the next two days, I had a hard time walking. The pain was gone after that two days. Then after about a week, it became so bad that the tiny swelling became a wound, and it got infected. I tried my best to clean it twice a day, put io...  Read Full »

Dr. Penchilaprasad Kandikattu

Answer: Hello, Welcome to There is less chance of diabetes at this young age, but your wounds not healing may be due to insect bite allergy. If you have a family history of diabetes, then get the blood sugar levels checked. COVID or another viral pharyngitis with lymphadenopathy or malaria o...  Read Full »

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