Example
Origin / Notes
Nevus of choroid / iris
Pigment-producing cells; usually harmless
Uveal melanoma (choroid, ciliary body, iris)
Most common primary malignant eye tumor in adults; aggressive
Retinal astrocytoma
Glial cell origin; associated with tuberous sclerosis
Retinoblastoma
Childhood tumor from retinal cells; highly malignant
Papilloma, Seborrheic keratosis
Arises from eyelid skin/surface epithelium
Basal cell carcinoma, Squamous cell carcinoma, Sebaceous carcinoma
Common eyelid cancers; SCC/ sebaceous carcinoma more aggressive
Pleomorphic adenoma
Salivary-type benign tumor; slow-growing
Adenoid cystic carcinoma
Very aggressive; perineural invasion
Hemangioma (choroidal / orbital)
Blood vessel origin; usually soft & benign
Angiosarcoma
Rare, aggressive blood-vessel tumor
Optic nerve sheath meningioma
Benign CNS-type tumor, compressive
Optic nerve glioma (high grade)
Rare, can be aggressive depending on type
by Talha
