Complications of atopic dermatitis can happen. They include: Bacterial skin infections that can worsen from scratching. These are common and may make the disease harder to control. Viral skin infections like warts or cold sores. Sleep loss that can lead to behavior issues in children. Hand eczema (hand dermatitis). Eye problems such as: Conjunctivitis (pink eye), which causes swelling and redness in the inside of your eyelid and the white part of your eye. Blepharitis, which causes general inflammation and redness of your eyelid.