Although causation can not be confirmed in these cases , caution should still be used when prescribing radiation therapy for keloids , particularly when treating younger patients.It may occasionally be appropriate as treatment for keloids resistant to other therapies .
Although causation can not be confirmed in these cases , caution should still be used when prescribing radiation therapy for keloids , particularly when treating younger patients . 
 Radiation therapy may occasionally be appropriate as treatment for keloids that are resistant to other therapies .