H3 K27M mutations are extremely rare in posterior fossa group A ependymoma.
Scott RyallMiguel GuzmanSamer K ElbabaaBetty LuuStephen C MackMichal ZapotockyMichael D TaylorCynthia HawkinsVijay RamsawamiPublished in: Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery (2017)
K27M mutations are extremely rare in EPN_PFA. Routine evaluation of K27M mutations in EPN_PFA is of limited utility, and is unlikely to have any bearing on prognosis and/or future risk stratification.
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