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Pediatric Oncology Program

Patient and Family Education

Retinoblastoma

Risk Factors

The only known risk factor for retinoblastoma is a genetic one. About 40 percent of retinoblastoma cases result from a gene abnormality inherited from a child's parents. The nonhereditary cases have no known cause, so nothing can be done to prevent them.


This page was last updated on: October 20, 2009.