Unifocal sentence example

unifocal
  • Children with hereditary forms usually have multifocal, bilateral retinoblastoma, whereas children with the somatic form have unilateral, unifocal disease.
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  • Lenses can be unifocal, with one correction for all distances, or they can correct for more than one distance (multifocal).
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  • Most people with retinoblastoma develop only one tumor (unifocal) in only one eye (unilateral).
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  • Sporadic retinoblastoma is usually unifocal and has an average age of onset of approximately two years.
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  • However, only 15 percent of unilateral, unifocal retinoblastoma cases are inherited.
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  • It is also important to establish whether the cancer is unilateral (one eye) or bilateral (both eyes), multifocal or unifocal.
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  • As a rule every submarine has at least two periscopes, one unifocal with a small upper tube and the other bifocal and sky-searching with a larger upper tube.
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