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Abnormal protrusion of the eyeball from the orbit.



protrusion of the eyeball. Exophthalmos is most commonly caused by diffuse toxic goiter. It may also be caused by a tumor in the eyeball or adjacent regions, trauma of the eyeball, thrombosis of the orbital veins, and inflammatory diseases. If pronounced, exophthalmos may be accompanied by limited mobility of the eyeball and impairment of vision. Therapy is based on the cause of the condition.

References in periodicals archive ?
At necropsy, external abnormalities were limited to the exophthalmic and buphthalmic left globe with associated periocular swelling and thin body condition.
Prolonged treatment of exophthalmic goiter by iodine alone.
Also, it must be remembered that, in the keen attention focused on every form of goiter in all the children of the community by these tests, a number of cases of mild exophthalmic goiter have been discovered which would otherwise have escaped notice.
Whole-body radiographs were performed and showed a soft tissue mass in the right orbital region, resulting in an exophthalmic globe.
The effect of varying quantities of inorganic iodide (carrier) on the urinary excretion and thyroidal accumulation of radioiodine in exophthalmic goiter.
The left globe was moderately exophthalmic, and the nictitans was erythematous and partially protracted.
The metabolism pulse ration in exophthalmic goiter and in leukemia.
Since Graves' disease represents up to 90% of hyperthyroidism, (52) we will limit our discussion to Graves' disease, called by different names in different publications: exophthalmic goiter or goitre, hyperthyroidism, and toxic goiter.
Results of administering iodine to patients having exophthalmic goiter.