Optic Pathway Gliomas
Optic Pathway Gliomas Adam S. Hassan Victor Elner First described by Scarpa in 1816,1 optic pathway gliomas are astrocytic neoplasms of the optic nerve, chiasm, tracts, and radiations. There are…
Rhabdomyosarcoma
Rhabdomyosarcoma Geoffrey E. Bradford David A. Kostick First reported by Weber1 in 1854, rhabdomyosarcoma (RMS) is a heterogeneous group of soft tissue malignancies that arise from undifferentiated or pluripotential mesenchymal…
Neurogenic Tumors of the Orbit
Neurogenic Tumors of the Orbit Thomas C. Cannon Keith D. Carter Harry H. Brown The orbit contains two types of nerves: the optic nerve (a tract of the central nervous…
Lymphoproliferative, Myeloproliferative, and Histiocytic Lesions of the Orbit
Lymphoproliferative, Myeloproliferative, and Histiocytic Lesions of the Orbit Omar M. Durrani Rebecca Ford David H. Verity George Meligonis Geoffrey E. Rose Periocular Lymphoproliferative Diseases Periocular lymphoid diseases range from benign…
Lacrimal Gland Tumors
Lacrimal Gland Tumors Brent Hayek Bita Esmaeli Masses of different types can develop in the lacrimal gland and lacrimal gland fossa (Table 1). Lacrimal gland tumors can be categorized as…
Optic Nerve Sheath Meningiomas
Optic Nerve Sheath Meningiomas Syndee J. Givre Jonathan J. Dutton Introduction Meningiomas are the second most common brain neoplasms after gliomas. They are benign lesions arising from meningothelial cells of…
Vascular Lesions of the Orbit
Vascular Lesions of the Orbit Susan M. Tucker Vascular lesions of the orbit constitute approximately 11% of clinical orbital disease and 6% of orbital lesions that have undergone biopsy.1, 2…
Orbital Infections
Orbital Infections Allan E. Wulc Brenda C. Edmonson Orbital and periorbital infections are the most common causes of acute orbital inflammation and are distinguished clinically by anatomic location. Preseptal cellulitis…
Noninfectious Orbital Inflammatory Disease
Noninfectious Orbital Inflammatory Disease James W. Karesh Alexander V. On Marc J. Hirschbein Inflammatory disease involving the orbit represents a diverse group of entities (Table 35-1). TABLE 35-1. Orbital Inflammatory…
Thyroid Orbitopathy
Thyroid Orbitopathy Susan M. Tucker Nancy A. Tucker John V. Linberg Thyroid orbitopathy represents an organ-specific autoimmune process that is usually associated with thyroid disease. Although Parry, Graves, and von…
