Mosquito bites or allergies?
Hello Doctor, last night I noticed several lumps about 5mm in size on my palm, which are painful when pressed.
Today, I also found 1 or 2 painful spots on the soles of my feet.
I initially thought it might be insect bites, but my wife, who sleeps in the same bed, does not have these symptoms.
I have been seeing a doctor for a cold and fever over the past couple of days, and my fever has subsided after taking medication.
I would like to ask what could be the possible causes of these lumps? Is it advisable to apply topical ointments to alleviate the symptoms? Thank you.
Chen, 30~39 year old female. Ask Date: 2017/11/01
Dr. Wu Yuxin reply Dermatology
Without actually seeing the lesion, it is impossible to determine the issue.
If it is very concerning, please seek medical attention as soon as possible.
A proper examination is necessary to understand the problem and to determine how to address it.
Reply Date: 2017/11/01
More Info
When it comes to skin bumps, particularly those that appear suddenly and are accompanied by pain or discomfort, there are several potential causes to consider. Based on your description of the bumps on your palms and feet, it is important to differentiate between insect bites and allergic reactions, as both can present with similar symptoms.
Insect bites, such as those from mosquitoes or other biting insects, often result in localized swelling, redness, and itching. They can cause a raised bump that may be painful when pressed. The fact that your partner does not have similar symptoms might suggest that this is not a widespread environmental issue, such as an allergic reaction to something in your home. However, it is still possible that you were bitten by an insect while outdoors or in a different environment.
On the other hand, allergic reactions can also cause similar skin manifestations. Allergies can be triggered by various substances, including food, medications, or environmental allergens like pollen or pet dander. Given that you recently had a fever and were treated with medication, it is possible that your body is reacting to a new medication or an allergen that you were exposed to during your illness.
The presence of pain upon pressing the bumps could indicate inflammation, which is common in both insect bites and allergic reactions. In some cases, if the bumps are due to an allergic reaction, they may be accompanied by other symptoms such as hives, swelling in other areas, or respiratory issues, depending on the severity of the reaction.
As for treatment, topical medications can be beneficial in managing the symptoms. Over-the-counter hydrocortisone cream can help reduce inflammation and itching associated with both insect bites and allergic reactions. Additionally, antihistamines can be taken orally to alleviate itching and reduce the allergic response if that is suspected. However, it is essential to monitor your symptoms closely. If the bumps worsen, spread, or if you develop additional symptoms such as difficulty breathing, swelling of the face or throat, or fever, you should seek medical attention immediately.
In summary, while it is possible that the bumps on your skin are due to insect bites, an allergic reaction cannot be ruled out. The best course of action is to apply a topical treatment to alleviate discomfort and monitor your symptoms. If there is no improvement or if symptoms worsen, consulting a healthcare professional is advisable for a thorough evaluation and appropriate treatment.
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