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Nodular dermatitis

By Edited Jun 26, 2015 0 0

What Is Nodular Dermatitis?

The term "Nodular Dermatitis", is one of the Common forms of dermatitis and is also known as "Nummular eczema," or "Nummular neurodermatitis". It is diagnosed by inspection of the skin and occurs as small clusters that may be solitary or in multiple; often leading to round itchy lesions. Its name originates from the word "nummus" which in Latin means coin.

The patients who suffer from this disease often exhibit excoriated lesions of multiple types, which occur due to excessive scratching associated with this disease.

Causes Leading to Occurrence of Nodular Dermatitis

There is no known genetic factors leading to nodular dermatitis nor is it related to any of the food allergies. Nodular dermatitis is also not contagious. It can happen to anyone but its prevalence case found generally among the older people in the age group off 60 and above.
There is no known cause of this disease either. However, existence of certain conditions like Becker's nevus, T cells, autoimmune condition, and linear IgA disease, etc are known to cause nodular dermatitis. Some of the other reasons for triggering nodular dermatitis may also be malfunctioning of any of the inner organs like liver or kidneys.

Symptoms of Nodular Dermatitis

There is a lot of itching in the affected area, which makes the patient scratch so much that it causes discoloration of the skin. Excessive scratching associated with nodular dermatitis can also cause pigmentation, hyperkeratosis and lichenification. The skin becomes crusty or scaly and forms scabs.

It is generally seen that those who display nodular dermatitis generally have a past history of atopic dermatitis and other skin ailments especially eczema. Among those who are more vulnerable to nodular dermatitis also show a history of other skin ailments or HIV and AIDS.

Then nodules associated with nodular dermatitis are hyperpigmented, firm and generally symmetrical. In addition, they are more than half a centimeter in diameter. The lesions that are excoriated are generally with crust on top. At the time of onset, the nodular dermatitis may start appearing hair follicles resembling the pattern akin to follicular invasion.

Diagnosis of Nodular Dermatitis

One of the easiest ways to diagnosis nodular dermatitis is by visual examination of the area where persistent itching occurs. The physician generally confirms it by carrying out skin biopsy and exclude diseases other than nodular dermatitis. One culture of lesions is also generally adequate to know whether the existing symptoms of nodular dermatitis are linked with atopic dermatitis in any manner.

Treatment of Nodular Dermatitis

Since the cause is not very well-known, nodular dermatitis a slightly complicated to treat. Despite that, there are various methods to control it by use of various medications, vitamins and steroids. Use of ultraviolet light, thalidomide and cryosurgery can also be made for treating cases that are more complicated. In case any infection administration of antibiotics is advisable. Administration of cortisones like 'Prednisone' in strong doses helps in stopping the "itch-scratch" cycle. Nodular dermatitis is best avoided by maintaining hygiene, proper diet and taking proper precautions.



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