What is Nummular Dermatitis?
This is an explicit type of eczema – atopic dermatitis – described as being raised, scaly, and coin-shaped areas on skin.
The exact source of nummular dermatitis is not identified but it’s related to conditions where irritants such as numerous baths as well as soaps that are drying and contact to annoying fabrics for example wool can trigger an outbreak.
Individuals who have nummular dermatitis normally have specific symptoms and signs typically related to eczema. Nummular dermatitis is very itchy – pruritic – but it’s not as itchy as many other diagnosis that have symptoms of scaly plaques, such as psoriasis.
The condition normally starts in winter as well as being most severe during cold weather. Nummular dermatitis may be long-lasting with symptoms leaving and recurring again indefinitely.
Nummular Dermatitis Causes
The causes or reasons for nummular dermatitis are not known, but there are many various triggers which may donate to occurrences. Numerous individuals who have the condition already have dry skin on a chronic basis, family histories of problems with skin as well as allergies. Many cases seem to be triggered by contact to chemicals which are industrial or specific metals, such as nickel or cobalt. Any situation which dries out the skin or irritates it can cause incidents to erupt, especially very dry and cold weather, certain soaps as well as clothing which are tight-fitting.
Nummular Dermatitis Treatment
There is not any cure for nummular dermatitis and it is possible that an individual who has an outbreak will normally have recurring skin problems. Physicians normally recommend that patients try to take measures to prevention future problems. ‘
Before deciding on a treatment plan, the physician will consider the type of eczema, the extent as well as the severity, also with patient’s medical history. Medications and other treatment will be prescribed as needed to:
- Reduce skin inflammation
- Control itching
- Clear infections
- Reduce any new lesions
- Loosen as well as remove scaly lesions
Treatment goal is also to heal the skin as well as repairing of the epidermal lipid barricade, treatment of infections as well as reduction of inflammation. Some of these treatments are:
- Cool or lukewarm showers or baths can reduce itching as well as help skin rehydration. Individuals should bathe one to two times a day, following with application of medicated topical preparation to seal water into the skin. This is known as the “Soak-and-Smear” therapy treatment including 20 minutes of soaking in plain water followed by applying steroid ointment or petrolatum jelly to the wet skin.
- Wet wrap therapies are also supportive. This includes wetting the skin with lukewarm water for about 10 minutes or until well hydrated. Then apply steroid or petrolatum ointment, followed by sealing for about one hour by wearing damp pajamas. For smaller areas, plastic wrap can be used.
- Steroids are most commonly prescribed therapy to reduce any inflammation.
- Preparations with tar are also helpful in reducing inflammation, especially in scaly plaque areas which are old and thick.
- Topical immune modulators are also used in reducing inflammation. Usually these are normally started several days after topical steroids in order to decrease any risk of burning sensations that can happen when smeared to skin that is extremely irritated.
- When outbreaks are prolonged as well as generalized, phototherapy can be helpful.
- Oral antihistamines as well as sedatives can help with reducing the itching as well as increase sleep.
- Oral antibiotics, for example cephalexin, dicloxacillin, or erythromycin, can be utilized in cases of secondary infections. Cultured swabs of the skin can be used to aid in the selection of antibiotics
It is really important to know that there are cases where no one treatment will be effective. Medical research studies continue to display that the most effective management plan involves a mixture of therapies for the skin and making lifestyle changes to control further flare-ups.
When eruptions are resolved, there should be ongoing extremely aggressive hydration to decrease the time between flare ups, especially in climates that are dry. Moisturizers which are heavy for sensitive-skin or petroleum jelly applied to damp skin after bathing also can be helpful. Doing this tends to increase the treatment effectiveness as well as reduce any side effects from medications.