An eyelid phenomenon associated with eyelid retraction, eye disorders, Graves' disease hyperthyroidism and thyroid related ophthalmopathies. A convulsive retraction of the eyelid occurs during fixation on a rapid upward movement.
An eyelid phenomenon associated with eyelid retraction, eye disorders, Graves' disease hyperthyroidism and thyroid related ophthalmopathies. A convulsive retraction of the eyelid occurs during fixation on a rapid upward movement.