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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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. Zubayeralam

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. 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. Penchala Prasad 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 »

My legs are itchy with small red dots. Is it due to an insect bite?

Query: Hi doctor, Something appears to have bitten me on my legs. The skin is very red, and when I scratch, the area around it gets small red dots. It is incredibly itchy, and heat makes it worse. When I put ice on it, it feels better. I can feel a tiny lump in the centre of the round red bite, and it pain...  Read Full »

Dr. Gaurang Gupta

Answer: Hello, Welcome to It looks like some bed bug bitten case. Avoid scratching that area if you develop the itch. I suggest you antihistamine drug like tablet Levocetirizine 5 mg twice daily for five days and tablet Acenac-P (Aceclofenac and Paracetamol) twice daily for five days. Consult...  Read Full »

How to treat swollen knee due to bed bug bites?

Query: Hi doctor, I am a 19-year-old female with a weight of 44 kilograms and a height of five feet. I have inflammation and swelling in my knees due to a bed bug bite. I am not taking any medication. Kindly suggest.   Read Full »

Dr. Sneha Mariam Varghese

Answer: Hi, Welcome to I have gone through the attached picture (attachment removed to protect patient identity). You seem to have an insect bite reaction. The inflammation present around the area can be there for a minimum of two days and it subsides on its own. Do warm compress on the affec...  Read Full »

What causes itching and swelling of the penile shaft?

Query: Hello doctor, I am a 43-year-old male. Since yesterday night after the evening shower, there was a lot of itching on my penis. Sometimes it happens. Still, this time the penis has swelling, and the tip of the shaft skin is also gone inside, but urination is passed freely. But due to swelling on the...  Read Full »

Dr. Samer S J Altawil

Answer: Hi, Welcome to Itching on the penis skin can have many causes. One possibility is insect bite, especially if developed suddenly. Others can be a fungal infection, but the fungal infection is due to sexual contact with an infected female who already has discharge and itching. Scabies ...  Read Full »

How to treat a sore and swollen leg due to an insect bite?

Query: Hello doctor, I have a sore leg, which I believed to be caused by insect bites. It started about three days ago and not that painful. I have no fever nor anything with normal BP. I currently have four minor wounds with a swollen leg. Kindly suggest medications or antibiotics for the same. I have at...  Read Full »

Dr. Nagaraj Patil

Answer: Hi, Welcome to I have gone through the pictures (attachment removed to protect patient identity). I understand that this happened three days ago. One picture looks like an insect bite with blister formation, the other one may not (not sure though). Are you sure this is because of ...  Read Full »

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