"Autoimmune diseases arise from an abnormal immune response of the body against substances and tissues normally present in the body (autoimmunity). This may be restricted to certain organs (e.g. in autoimmune thyroiditis) or involve a particular tissue in different places (e.g."@en . "109100"^^ . "279.4" . "D001327" . "D84.9,M35.9" . "Autoimmune diseases"@en .