Ann P. Murchison BASICS DESCRIPTION • Ocular adnexal lymphoproliferative disease (OALD) represents an amalgam of monoclonal and polyclonal lymphocytic proliferations that involve the ocular adnexa (the eyelids, orbit, conjunctiva, and…

Carol L. Shields BASICS DESCRIPTION • Melanocytic tumors of the iris stroma include a wide spectrum of lesions, ranging from benign iris nevus to malignant iris melanoma. • They can…

BASICS DESCRIPTION The appearance of redness on the surface of the eye resulting from enlargement and dilation or leakage of the blood vessels of the conjunctiva or episclera EPIDEMIOLOGY Prevalence…

Ramin Schadlu BASICS DESCRIPTION • Iris atrophy can be caused by a myriad of ocular disorders. – The etiology can be determined by careful history taking and physical examination. Pediatric…

BASICS DESCRIPTION • Drooping of the upper eyelid – May be congenital or acquired – May cause blurred vision or loss of visual field EPIDEMIOLOGY Unknown RISK FACTORS See associated…

Carol L. Shields ALERT Any pigmented iris lesion should be carefully checked for tumor seeding, secondary glaucoma, and intrinsic vessels, features that are found with iris melanoma. Pediatric Considerations A…

BASICS DESCRIPTION Acute onset of visual loss which may be unilateral or bilateral in an individual with a history of having undergone radiation therapy usually for tumors involving or in…

Parul Ichhpujani BASICS DESCRIPTION • “Statistical” hypotony can be defined as an intraocular pressure (IOP) less than 6.5 mm Hg, which corresponds to more than 3 standard deviations below the…

BASICS DESCRIPTION • Posner–Schlossman syndrome, also known as glaucomatocyclitic crisis, is a form of open-angle glaucoma characterized by self-limited recurrent episodes of marked elevation in intraocular pressure (IOP) associated with…

BASICS DESCRIPTION Intraocular leukemia is an uncommon ophthalmic disorder, which is due to an accumulation of circulating leukemic cells in the choroid, iris, ciliary body, neural retina, optic nerve, vitreous,…