Meaning of RETINOBLASTOMA

Pronunciation:			r`etun`owbl`ast'owmu
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WordNet Dictionary
	Definition:		[n]  malignant ocular tumor of retinal cells; usually occurs before the third year of life; composed of primitive small round retinal cells
	See Also:		malignant neoplasm, malignant tumor, metastatic tumor
Medical Dictionary
	Definition:		An eye cancer that most often occurs in children younger than 5 years. It occurs in hereditary and nonhereditary (sporadic) forms.
Biology Dictionary
	Definition:		Retinoblastoma is the most common malignant intraocular neoplasm of infants, about half of all children with retinoblastoma may be inherited as an autosomal dominant trait, in which case, the cancer afflicts both eyes.
Glossary
	Definition:		a cancer of the retina of the eye in children, inherited as a dominant.