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Late Effects of Treatment for Childhood Cancer (PDQ®)
Patient Version   Health Professional Version   En español   Last Modified: 07/01/2008



General Information About Late Effects






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Changes to This Summary (07/01/2008)






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Senses

Key Points for This Section


Ears

Childhood cancer survivors may have late effects that affect hearing.

Certain factors increase the risk that hearing loss will occur.

The risk of hearing loss may be increased in childhood cancer survivors who received either of the following:

Risk may also be increased in childhood cancer survivors who were young at the time of treatment (the younger the child, the greater the risk).

Hearing late effects may be caused by treatment for certain childhood cancers.

Treatment for these and other childhood cancers may cause hearing late effects:

Eyes

Childhood cancer survivors may have late effects that affect the eyes.

Eye late effects may include the following:

  • Bone growth problems around the eye socket that affect the shape of the child’s face as it grows.
  • Dry eye.
  • Cataracts.
  • Damage to the optic nerve and retina.
  • Poor vision.
  • Drooping eyelids.
  • Eyelid tumors.

Certain factors increase the risk that damage to the eye or eye socket will occur.

The following may increase the risk of damage to the eye or eye socket:

  • Being younger than 1 year at the time of treatment.
  • Tumor of the retina.

The risk may also be increased in childhood cancer survivors who had either of the following:

Eye late effects may be caused by radiation treatments for certain childhood cancers.

Radiation therapy for these and other childhood cancers may cause eye late effects:

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