The presence of 2 active primary tumors in a child is both unusual and challenging. This places the clinician and the family in a difficult situation while planning the treatment. The concurrent presence of a low-grade brain stem glioma and acute lymphoblastic leukemia in a genetically normal girl is presented. The problems encountered with diagnosis and treatment are discussed here.
Department of Pediatric Hemato-Oncology, Royal Marsden Hospital, Downs Road, Sutton SM2 5PT, Surrey, UK
Reprints: Dr Darren Hargrave, MRCP, MRCPCH, Royal Marsden Hospital, Downs Road, Sutton SM2 5PT, Surrey, UK (e-mail: firstname.lastname@example.org).
Received for publication October 1, 2007; accepted October 31, 2007