May Be Caused by

Amyloidosis

Aneurysm

Arteriovenous malformation

Atherosclerosis of internal carotid artery

Atherosclerosis of ophthalmic artery

Bacterial ophthalmitis

Cataract

Cavernous hemangioma

Chondrosarcoma

Choroidal osteoma

Connective tissue disease

Cysticercosis

Dermoid

Diabetes mellitus

Drusen

Fetal cytomegalovirus infection

Fetal toxoplasmosis infection

Fraser syndrome

Glaucoma

Hamartoma

Hemangioendothelioma

Hemangioma

Hematoma

Hydatid cyst

Hydatid disease

Hypercalcemia

Hypervitaminosis D

Idiopathic

Internal carotid artery aneurysm

Intraocular abscess

Intraocular infection

Invasive mucocele

Kaposi sarcoma

Lacrimal gland carcinoma

Lymphangioma

Melanoma

Meningioma

Metastatic calcification

Milk-alkali syndrome

Mucocele invading orbit

Myositis ossificans

Myositis ossificans of extraocular muscles

Neurofibroma

Normal trochlear apparatus

Oculo-dento-osseous dysplasia

Ophthalmic artery aneurysm

Optic glioma

Optic nerve drusen

Optic nerve trauma

Orbital metastasis

Orbital pseudotumor

Orbital varix

Osteoporosis-pseudoglioma syndrome

Phakoma

Phlebolith

Phthisis bulbi

Plexiform neurofibroma

Primary hyperparathyroidism

Radiation therapy

Retinal detachment

Retinal fibrosis

Retinitis

Retinoblastoma

Retrolental fibroplasia

Rhabdomyosarcoma

Sturge-Weber syndrome

Syphilis

Teratoma

Toxoplasmosis

Tuberculosis

Venous malformation

Von Hippel-Lindau disease