A number of months in the past, my son developed a small white patch on the pores and skin of his arm. It seems to be getting bigger. Is a white patch on pores and skin something to be involved about?
Solutions from Lawrence E. Gibson, M.D.
Usually, a white patch on pores and skin is not trigger for concern. Pores and skin discoloration will be triggered by a variety of causes, together with:
- Eczema. Generally a small space of pores and skin turns into irritated or develops delicate eczema, which leads to a patch of pores and skin that is lighter in pigment than is the pores and skin round it (pityriasis alba). That is widespread in youngsters who’ve allergic reactions, bronchial asthma, or eczema. Your son’s physician could advocate making use of moisturizer to the affected pores and skin and avoiding harsh or drying soaps. Your physician may additionally prescribe a delicate medicated cream, akin to hydrocortisone.
- Superficial yeast an infection. One other attainable explanation for a white patch on pores and skin is a superficial yeast an infection (tinea versicolor). This situation could trigger the pores and skin to look both lighter or darker than typical. On this case, remedy could embrace antifungal lotions or shampoos.
- Different pores and skin illnesses, together with psoriasis and vitiligo, additionally could trigger a gentle or white patch or different discoloration on pores and skin. Most frequently different lesions typical for these situations are current elsewhere on examination. Therapy of psoriasis focuses on controlling the size and severity of flare-ups. Therapy of vitiligo will be difficult, and due to this fact a appropriate analysis is required and prescription therapies will be thought-about.
Seek the advice of a dermatologist for an analysis if the white patch on your son’s arm continues to enlarge or if further white patches seem somewhere else.
Up to date: 2016-09-13
Publication Date: 2016-09-13