A vermiculating tumour of the orbit.
D001706:Biopsy; D003937:Diagnosis, Differential; D005094:Exophthalmos / Q000601:surgery*; D005132:Eye Manifestations; D005133:Eye Movements; D006801:Humans; D006980:Hyperthyroidism / Q000150:complications; D008297:Male; D008722:Methods; D008875:Middle Aged; D009130:Muscle, Smooth / Q000473:pathology; D009135:Muscular Diseases / Q000601:surgery; D009801:Oculomotor Muscles / Q000601:surgery*; D009915:Orbit / Q000601:surgery*; D009918:Orbital Neoplasms / Q000175:diagnosis