3-1.Atopic dermatitis
	Symptom of atopic dermatitis ●Atopy is a meant word that originates in Greek "Strangeness and sickness". It appears in the shape such as asthma, rhinitis, and dermatitis by hypersensitivity allergic with the hereditary predisposition strong. Atopic dermatitis is different. The feature is to be seen a lot by the child. The symptom shows a state quite different from an adult period since the baby, the infant period, and it is adolescent.
					Infancy・Infant period ●The color is not so good but the skin is dry. It comes to the surface like aging, and it peels off and it falls when the skin is scrubbed. There is not so much power to suppress the bacillus breeding on the surface of the skin because the amount of sebum membrane is extremely little, and moisture and ceramide of stratum corneum are also few either. It is very hypersensitive compared with the stimulation of the outside and a skin.
					Baby face Acute eczema （Three months from after one's birth two） ●It appears in the head, and recently, a white scab can be done, and red spots appear to surroundings and the cheek of the mouth partially. It scratches because it is itchy, and it is sore and extends to the entire face.
	Infant Dry eczema（Four years old from three） ●The rough one like gooseflesh can be done by making the symptom chronic when becoming infant the chest and the side. This is infant's dry eczema. Especially, the joint in the inside of the elbow and the back etc. of the knee is sore, and the skin gradually becomes thick. これを小児慢性苔癬化湿疹と言います。 Such a symptom was settled only in the infancy or often recovered until the infant period. However, it came to often continue without recovering even if becoming after adolescence from the change in all aspects of life in recent years.
	Since adolescence ●The symptom like the eczema of a back, limbs, and a widely dry chronicity is shown from the circumference and the chest of the face and the neck when becoming after adolescence. The foot might get eczema with a verruca itchy with a mass as hard as in the insect it is piercing. The entire body takes on a red tinge, and it enters the state that the surface of the skin peels off like Fke at times.
	Atopic dermatitis, the bronchial asthma, and the allergy coryza might change time and it happen to the child of the atopic constitution one after another. The hypothesis "Allergic the march" was set up from this douai commemoration hospital sub-director's real Mr. Baba.
	Typical allergic march example ●Eczema appears first when not is between after one's birth, it becomes atopic dermatitis, and the symptom of the food allergy such as diarrhea and stomachaches is seen. The bronchial asthma will develop before long when ..Zaza.. beginning to inhale when becoming after months of six after one's birth. Part is carried over to the adult though the majority will recover naturally by coming of age. And, the symptom of allergic rhinitis comes out, too, when becoming adolescent.