Hello, the description you provided is very vague and insufficient to make a certain diagnosis. It may be an infection or one of many types of eczemas that exist. A picture of the affected area along with a detailed history will help us to arrive at a clearer diagnosis. Till then, apply a good moisturizer to the affected area to soothe the itchy skin.
Next Steps
Consult a Dermatologist in person or on private chat.
Health Tips
Avoid self medication