Riedel's thyroiditis and isolated thyroid amyloidosis.
D000368:Aged; D000686:Amyloidosis / Q000150:complications / Q000473:pathology; D005260:Female; D006801:Humans; D011230:Precancerous Conditions; D013194:Staining and Labeling; D013959:Thyroid Diseases / Q000473:pathology; D013961:Thyroid Gland / Q000473:pathology; D013964:Thyroid Neoplasms / Q000209:etiology; D013966:Thyroiditis / Q000150:complications / Q000473:pathology