| Pronunciation: | | r`etun`owbl`ast'owmu
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 WordNet Dictionary |
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[n] malignant ocular tumor of retinal cells; usually occurs before the third year of life; composed of primitive small round retinal cells |
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RETINOBLASTOMA is a 14 letter word that starts with R. |
| | See Also: | | malignant neoplasm, malignant tumor, metastatic tumor |
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| Medical Dictionary |
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| | Definition: | | An eye cancer that most often occurs in children younger than 5 years. It occurs in hereditary and nonhereditary (sporadic) forms. |
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| Biology Dictionary |
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| | 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. |
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| Glossary |
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| | Definition: | | a cancer of the retina of the eye in children, inherited as a dominant. |
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