Unexplained Itching: What Could Be Causing Your Skin Discomfort? - Dermatology

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Itchy skin without any other symptoms?


A couple of days ago, I started experiencing itching on my skin, but it’s not due to seafood or allergies, as I have never had this issue before.
I’m unsure if it’s related to my recent irregular schedule or if there’s some underlying condition in my body.
I found online that it could be related to pruritus, itching disorders, or signals of liver or kidney problems.
If I need to make an appointment, which specialty should I see? What could be the possible causes of these symptoms?

A Mu, 20~29 year old female. Ask Date: 2014/04/15

Dr. Lin Xinpeng reply Dermatology


Hello: There are many causes of pruritus, which may be due to skin diseases or related to systemic internal diseases.
Common skin diseases that cause pruritus can be broadly divided into primary and secondary types.
For primary causes, one should pay attention to whether there is a history of atopic dermatitis, urticaria, or xerosis.
For secondary causes, consider recent exposure to common allergens such as food, medications, or dust mites that may have led to secondary pruritic symptoms.
As for systemic diseases associated with pruritus, the most common include uremia, obstructive biliary disease, hematological disorders, thyroid dysfunction, or diabetes.
However, considering your age and lack of significant past medical history, it is advisable to visit an outpatient clinic for further examination.
Relevant tests can be conducted at a dermatology clinic where a physician can provide professional advice and consultation.

Reply Date: 2014/04/15

More Info


Unexplained itching can be a perplexing and uncomfortable experience, especially when there is no clear cause such as an allergic reaction or recent dietary changes. Given your situation, it’s important to consider a variety of potential factors that could be contributing to your skin discomfort.

Firstly, it’s essential to understand that itching, or pruritus, can arise from numerous sources. Common causes include dry skin, which is particularly prevalent in colder climates or during winter months when humidity levels drop. If you have recently moved to a different environment, such as from Taiwan to the Netherlands, the change in climate could be a significant factor. Dry skin can lead to irritation and itching, and it is often exacerbated by frequent bathing or the use of harsh soaps.

Another possibility is contact dermatitis, which occurs when the skin reacts to a substance it has come into contact with. This could be anything from a new soap, detergent, or even fabric. If you have changed any of your personal care products or laundry detergents since your move, consider whether these could be irritating your skin.

In addition, systemic conditions such as liver or kidney disease can manifest as skin itching. However, these conditions typically present with other symptoms, such as changes in urine or stool color, fatigue, or swelling. If you are experiencing any of these additional symptoms, it would be prudent to consult a healthcare provider.

Stress and anxiety can also play a role in skin discomfort. If your recent job transfer has caused you stress, this could potentially lead to skin issues, including itching. Stress can exacerbate existing skin conditions, such as eczema or psoriasis, which are known to cause itching.

If you are considering seeking medical attention, it would be advisable to visit a dermatologist first. They specialize in skin conditions and can provide a thorough examination to determine the underlying cause of your itching. They may perform tests, such as allergy tests or skin biopsies, to rule out specific conditions.

In the meantime, there are several self-care measures you can take to alleviate your symptoms. Keeping your skin moisturized is crucial. Use a fragrance-free moisturizer regularly, especially after bathing. Avoid hot showers, as they can strip your skin of natural oils, leading to further dryness. Instead, opt for lukewarm water and limit your bathing time. Additionally, wearing loose-fitting, breathable clothing can help reduce irritation.

If your itching is severe or persistent, over-the-counter antihistamines may provide temporary relief. However, it is important to consult with a healthcare professional before starting any new medication, especially if you have underlying health conditions or are taking other medications.

In summary, unexplained itching can stem from various causes, including environmental changes, contact dermatitis, systemic health issues, or stress. A visit to a dermatologist is recommended to identify the specific cause and receive appropriate treatment. Meanwhile, maintaining skin hydration and avoiding irritants can help manage your symptoms. If you notice any additional concerning symptoms, do not hesitate to seek medical advice promptly.

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