Disorders of the Orbit 2024 2

Proptosis

Abnormal protrusion of the globe.

Thyroid Eye Disease (TED)

A condition associated with thyroid dysfunction that leads to soft tissue involvement and ocular symptoms.

Orbital Cellulitis

Infection of the soft tissues behind the orbital septum, often secondary to sinusitis or trauma.

Optic Nerve Glioma

A slow growing tumor typically affecting young girls, often associated with neurofibromatosis type 1.

NOSPECS Classification

A classification system for Thyroid Eye Disease that ranges from no physical signs to sight loss due to optic nerve involvement.

Diplopia

Interference with ocular muscles or nerves, leading to double vision, often associated with proptosis.

Lid Retraction

Elevation of the upper eyelid, often seen in Thyroid Eye Disease and characterized by signs such as Dalrymple’s Sign.

Orbital Fractures

Injuries to the bones of the orbit, which can involve various types such as blowout or rim fractures.

Soft Tissue Involvement

Common feature in ocular disorders such as Orbital Disease, indicated by inflammation like lid edema and conjunctival injection.

Orbital Tumors

Abnormal growths within the orbit, such as capillary hemangioma, optic nerve glioma, and rhabdomyosarcoma.