Dyshidrotic eczema may be caused by genetic and environmental factors. Stress and allergens can also cause flare-ups.
Dyshidrotic eczema is a skin condition that typically affects the hands and feet. Small blisters may develop on your palms and soles or on your fingers and toes.
If you experience persistent or frequent dyshidrotic eczema, you may wonder what’s causing it, so you can take steps to prevent it in the future.
While the exact cause of dyshidrotic eczema is unknown, it’s likely due to a combination of factors and is most common in individuals between 20 and 40 years old. Flares may result from genes, environmental factors, allergens, or stress.
In addition to the information below, you can read more about eczema here.
Genes may play at least some role in causing dyshidrotic eczema since you are more likely to experience dyshidrotic eczema if you have family members with the condition or another type of eczema.
In general, eczema can be associated with several different genes related to the skin barrier and immune system. These include the ABCA12 gene and the FCER1G gene.
Because so many genes can potentially be involved in eczema, genetic testing is
It’s important to remember that while genetic mutations may make an individual more likely to develop eczema, other environmental factors are often also necessary to trigger symptoms.
High levels of stress may contribute to having a dyshidrotic eczema flare.
If you find that your mood is affecting the frequency or severity of your eczema, you may benefit from journaling, meditation, yoga, and other stress management techniques.
First, warm, humid weather can increase
Also, when the weather is hot, you may spend more time in air conditioning. This can dry out the skin and contribute to eczema. Moisturizing your skin regularly and using a humidifier can help prevent this.
Some cases of dyshidrotic eczema appear to be related to seasonal allergies. Some allergies are more likely to run in families and likely have a genetic component. This is an area where genetics and environmental factors may combine to cause eczema.
In addition to allergies, external irritants can affect the immune system and cause dyshidrotic eczema. Contact with metals like nickel and cobalt or strong chemicals like those sometimes found in soaps and laundry detergents may cause dyshidrotic eczema symptoms to flare up.
If you experience frequent or severe dyshidrotic eczema that appears related to allergens, your doctor may suggest allergy testing to learn more about your potential triggers.
Dyshidrotic eczema may be related to sweaty hands and feet. Botulinum toxin injections can help if sweat is causing you to experience dyshidrotic eczema
Dyshidrotic eczema may also be related to jobs that frequently involve wetting hands. Examples include hairdressing and healthcare. When possible, wearing protective gloves may be helpful.
Your doctor may also advise against smoking as this can also make you
You should contact a doctor if you:
- have dyshidrotic eczema that spreads or is severe
- have eczema that is frequent or does not go away
- show signs of an infection like a fever or pus
- believe allergy testing would be helpful in determining your eczema triggers
Dyshidrotic eczema is a skin condition that can cause small blisters on hands and feet. It may be related to genetic or environmental factors, and stress levels and allergens can also trigger flare-ups.
No matter what is causing your eczema, you should contact your doctor if it spreads, is persistent, or shows signs of infection.
Your doctor can offer advice for treating your dyshidrotic eczema and help you identify triggers that may cause flares in the future.