Many people often confuse blepharitis with dry skin on the eyelids. This eye condition is typically focused on the outside of the top or lower eyelids. It can be described as a reddish patch of skin resembling dry skin. It confuses many patients because dry skin therapy will not solve this problem. Signs and symptoms include gritty and itchy eyes, dandruff like material that will flake, patches crustiness leading from the eyelid to the lashes, or even swollen eyelids. The main causes for this stem from bacteria.