Answer: Contact dermatitis
Step-by-step explanation:
Red colored ring rash is caused by contact dermatitis. This occurs when the skin comes into close contact with an agent which causes irritation to the skin the irritation can be caused by ornaments if the person is allergenic those ornaments. For treatment mild soap must be applied on the wound, use of ointments and lotions for skin sensitive is advised, antibiotics are preferred, and others. To avoid ring rash one must clean the ornaments before wearing them and keeping the area where ornament is to be worn dry and clean.