VMA-Negative neuroblastoma in children
โ Scribed by A. Nakagawara; K. Ikeda
- Publisher
- Springer
- Year
- 1985
- Tongue
- English
- Weight
- 99 KB
- Volume
- 144
- Category
- Article
- ISSN
- 0340-6997
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## Background: Neuroblastoma is the most common extracranial solid tumor among pediatric patients, and orbital metastatic disease is not uncommon in these children. physical signs as a consequence of orbital metastases, such as proptosis and periorbital ecchymosis, frequently are encountered. howev
Thirty white and 15 black children with neuroblastoma were compared with respect to survival. Patient age and tumor stage at diagnosis were similar in the two groups, as was duration of symptoms prior to diagnosis. There was no significant difference between the white and black children in regard to
the embryonal neural crest, with aganglionosis coli and neurofibromatosis type I. The aim of the current study was to test the hypothesis that neuroblastoma is part