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retinoblastoma Definition

retino·blas·toma (ret′'n ō blas tō)

noun pl. -·mas, -·mata-mə tə

a rare, often inherited, malignant tumor that forms in the retina, usually of a young child

retinoblastoma Usage Examples

Converse of object

  • treat: Different hospitals may recommend different ways to treat retinoblastoma.
  • develop: Top of page Can genetic tests be used to know whether a child will develop retinoblastoma?
  • have: Mike's " Life with Retinoblastoma " By a parent with a young child who has retinoblastoma.
  • detect: In no case was orbital or metastatic retinoblastoma detected at follow-up.

Preposition: at

age: Sample groups Studies of participants diagnosed with retinoblastoma at the age of 18 years or under were eligible for inclusion.

Adjective modifier

  • trilateral: Top of page Trilateral retinoblastoma Occasionally, a new tumor can develop in the center of the brain.
  • intraocular: AB - PURPOSE: To evaluate the efficacy and toxicity of subconjunctival carboplatin for intraocular retinoblastoma.
  • bilateral: PARTICIPANTS: Eleven children with bilateral retinoblastoma who had 13 eyes containing active tumor.
  • unilateral: Impairment of vision The majority of children with unilateral retinoblastoma have the affected eye removed.
  • hereditary: Based on small numbers, families with reduced likelihood of hereditary retinoblastoma reported more positive outcomes.
  • sporadic: However, up to 15 % of cases of sporadic unilateral retinoblastoma may be hereditary.

Modifies a noun

  • gene: A child ends up having two copies of each gene, including the retinoblastoma gene.
  • protein: A very important controlling player in this process is the retinoblastoma protein.
  • patient: The survival rate of our series ( 91 % ) was not different from that usually seen in retinoblastoma patients.
  • tumor: Retinoblastoma tumors can be successfully treated if detected early enough, but the required chemotherapy and surgery can result in blindness.
  • susceptibility: With regard to the molecular background, no mutation of the p53 or retinoblastoma susceptibility ( Rb ) genes has been demonstrated.
  • expression: Immunohistochemical analysis of retinoblastoma protein expression revealed low levels of expression, but no histopathological signs of malignancy.

Noun used with modifier

childhood: Studies of adults were only included where childhood retinoblastoma was followed up into adulthood.

Preposition: in

child: This study could eventually help block the molecular signals that trigger retinoblastoma in children.

Browse dictionary entries near retinoblastoma

  1. retinitis pigmentosa
  2. retinitis
  3. retinene
  4. retine
  5. retinal
  6. retinaculum
  7. retina
  8. Retin-A
  9. retiform
  10. reticulum
  1. retinoic acid
  2. retinoid
  3. retinol
  4. retinopathy
  5. retinoscope
  6. retinoscopy
  7. retinue
  8. retire
  9. retired
  10. retiree