
 Drusen (singular, `druse`) are tiny yellow or white accumulations of extracellular material that build up between Bruch`s membrane and the retinal pigment epithelium of the eye. The presence of a few small (`hard`) drusen is normal with advancing age, and most people over 40 have some hard drusen. However, the presence of larger and more nume...
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http://en.wikipedia.org/wiki/Drusen

Small bright structures seen in the retina and in the optic disc. ... Origin: Ger. Pl. Of druse, stony nodule, geode ... (05 Mar 2000) ... 
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http://www.encyclo.co.uk/local/20973

(droo´zәn) abnormal growths of hyaline in the Bruch membrane of the choroid of the eye, usually due to aging. rosettes of granules occurring in the lesions of actinomycosis.
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http://www.encyclo.co.uk/local/21001

Small yellow or white deposits in the macula that occur in macular degeneration.
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http://www.encyclo.co.uk/local/21534

(DRU-zin) Tiny, white hyaline deposits on Bruch's membrane (of the retinal pigment epithelium) Common after age 60; sometimes an early sign of macular degeneration
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http://www.eyeglossary.net/

Type: Term Pronunciation: drū′sen Definitions: 1. Small bright structures seen in the retina and in the optic disk.
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http://www.medilexicon.com/medicaldictionary.php?t=26742

Drusen: Tiny yellow or white deposits in the retina of the eye or on the optic nerve head. The presence of drusen is one of the most common early signs of age-related macular degeneration (AMD. The eye care specialist can see drusen during an eye examination. Their presence alone does not indicate disease, but it may mean that the eye is at risk fo...
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http://www.medterms.com/script/main/art.asp?articlekey=10015
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