Disease of the skin and Eczema

Disease of the skin noun - A disease affecting the skin.

Eczema and disease of the skin are semantically related. In some cases you can replace term "Eczema" with "Disease of the skin", this terms are similar.

Eczema noun - Generic term for inflammatory conditions of the skin; particularly with vesiculation in the acute stages.

Disease of the skin and eczema are semantically related. Sometimes you can use "Disease of the skin" instead a noun "Eczema".