the association of pernicious anemia , an autoimmune disease , with other immunologic disorders such as dermatitis herpetiformis , hashimoto 's thyroiditis , hypothyroidism , hyperthyroidism , vitiligo , adrenal insufficiency , adult-onset immunoglobulin deficiency , hypoparathyroidism , and possibly diabetes mellitus has been reported .
C0004364
autoimmune disease
C0021053
immunologic disorders