Wellbutrin side effects. Flushing-The skin all over the body turns red. Wellbutrin side effects. Varicose Veins-Unusually swollen veins near the surface of the skin that sometimes appear twisted and knotted, but always enlarged. They are called hemorrhoids when they appear around the rectum.
Contact dermatitis - Causes. Contact dermatitis occurs when your skin reacts to a particular substance. Irritant contact dermatitis. Irritant contact dermatitis may be caused by frequent exposure to a weak irritant, such as soap or detergent. It may also develop if you've been in contact with a stronger irritant for a short while.
Skin conditions. Skin conditions that can cause itching include: 1  dry skin. 2  eczema â where the skin is dry, red, flaky and itchy. 3  contact dermatitis â inflammation of the skin that occurs when you come into contact with an irritant or allergen (see below).kin conditions. Skin conditions that can cause itching include: 1  dry skin. 2  eczema â where the skin is dry, red, flaky and itchy. 3  contact dermatitis â inflammation of the skin that occurs when you come into contact with an irritant or allergen (see below).