title: Orbital pseudotumour and lacrimal involvement developing in a patient with Riedel's struma receiving steroids.
abstract: We present a patient with hypothyroidism secondary to Riedel's struma, treated with thyroxine and prednisolone, who developed clinical and radiological features of a unilateral orbital pseudotumour with lacrimal gland involvement; the histology of which was indistinguishable from that of the thyroid gland.
mesh_terms: D000328:Adult; D005260:Female; D006042:Goiter / Q000473:pathology; D006801:Humans; D007037:Hypothyroidism / Q000150:complications / Q000188:drug therapy; D007766:Lacrimal Apparatus Diseases / Q000209:etiology*; D009916:Orbital Diseases / Q000209:etiology*; D011239:Prednisolone / Q000627:therapeutic use; D013961:Thyroid Gland / Q000473:pathology; D013966:Thyroiditis / Q000150:complications* / Q000188:drug therapy; D013974:Thyroxine / Q000627:therapeutic use
chemical_list: D011239:Prednisolone; D013974:Thyroxine