Small rash on wrist
Red bump like rash on right hand wrist. This is since two days. First non itchy then after applying calamine lotion it felt itchy. Can you please the cause ? Taking vitamin b12 and D supplement since one month for about 8 weeks as deficient.
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This is limited details and more precise information is needed about your skin condition which can help in planning a treatment. A thorough history, clinical examination and appropriate laboratory tests will be needed to solve the mystery. A photograph would have been helpful. Consider seeing a Dermatologist for proper diagnosis and treatment plan. It could have been urticaria. You can read about it on internet.
Your dermatologist will decide a treatment plan for you after a consultation.
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