Thanks for the query. This presentation can be seen in many diseases and could be a presenting sign. A thorough history, clinical examination and appropriate laboratory tests will be needed to solve the mystery. It does not look an infection. Psoriasis and hand eczema are two possibilities and can be diagnosed with precision in consultation. You can use a salicylic acid based ointment with 1 % temporarily and a moisturizer for some relief
Next Steps
Your dermatologist will decide a treatment plan for you after a consultation.
Health Tips
Avoid self medications. Meet a Dermatologist.