Eczema usually clears up when the child is two or three years old, but it may flare up again during adolescent or later. Eczema occurs more often in girls than in boys. The most common symptoms of eczema are red, itchy, dry skin. Atopic dermatitis may alternate with asthma or hay fever. Eczema is an external manifestation of an internal disorder. In homeopathy, eczema is considered a deficiency of the emunctories.