Allergic Reaction To Fake Necklace. With this type of allergic reaction the rash is delayed it usually takes 2 to 3 days before the rash shows up although it may take as few as hours or as long as one week. Nickel or Jewelry Allergy Rash A nickel allergy is one of the most common causes of allergic contact dermatitis rash on the skin and usually develops after repeated exposure to items containing nickel. You may have a nickel allergy if your earrings bracelets or necklaces itch your skin or cause a rash on your skin. They may break leaving crusts and scales.
Im allergic to fake jewelries I got rashes on my neck and its itchy when I wear one thats why I knew already if its fake or not. When someone with nickel sensitivity wears gold jewelry containing nickel a red itchy rash will form on the skin thats been in contact with the jewelry. Roughly one in eight people are affected by nickel allergies. If left untreated your skin may become darker. Remove the jewelry immediately and the symptoms should subside within a few hours and clear up completely within a day or two depending on the severity of the rash. You may notice itching redness rash dry patches and swelling of the skin.
Sometimes neck rashes are due to certain inflammatory skin conditions.
Tingling is usually the first stage in the rash reaction from a jewelry. Skin rashes from jewelry usually appear 15-25 minutes after the jewelry has been used. Sometimes dermatitis later affects areas that are not in contact with jewellery particularly the hands. While this rash isnt contagious or life-threatening it. Sometimes rashes can develop due to skin irritation such as irritation from heat sweating and rubbing of the skin. The itchy rash generally appears in the areas where jewelry is worn in particular on ears neck wrists and fingers.