Collision tumors in children: a review of the literature and presentation of a rare case of mesoblastic nephroma and neuroblastoma in an infant.
A mass made up of 2 distinct synchronous primary malignant tumors is a rare event in adults, and exceedingly so in children. Such lesions have been called collision tumors. Reported here is an infant who was found to have a collision tumor comprised of a neuroblastoma and a congenital mesoblastic nephroma, in contiguity, in the right kidney. This is the first report of a collision tumor in an infant. This also is the first report of a synchronous occurrence of a neuroblastoma and a congenital mesoblastic nephroma. The authors present this case and discuss the available literature.
Vegunta
R K
RK
Department of Surgery, Children's Hospital, Columbus, OH 43205, USA.
Morotti
R A
RA
Shiels
W E
WE
Rauck
A
A
Besner
G E
GE
D005260:Female; D006801:Humans; D007223:Infant; D007680:Kidney Neoplasms / Q000151:congenital* / Q000473:pathology / Q000601:surgery; D009378:Neoplasms, Multiple Primary / Q000473:pathology / Q000601:surgery; D009392:Nephrectomy; D018201:Nephroma, Mesoblastic / Q000151:congenital* / Q000473:pathology / Q000601:surgery; D009447:Neuroblastoma / Q000473:pathology / Q000601:surgery; D014057:Tomography, X-Ray Computed