Molekulaarbioloogia praksi kontrolltöö vastused
and compress the spinal cord, causing paralysis. Fever, anemia, and hypertension are
found occasionally. Multifocal neuroblastoma occurs rarely, usually in infants, and
generally has a good prognosis. Rarely, children may have severe watery diarrhea due to
the secretion of vasoactive intestinal peptide by the tumor.
Diagnoosiks:
1) An unequivocal pathologic diagnosis made from tumor tissue by light microscopy
(with or without immunohistology, electron microscopy, or increased levels of
serum catecholamines or urinary catecholamine metabolites); or 2) The
combination of bone marrow aspirate or trephine biopsy containing unequivocal
tumor cells (e.g., syncytia or immunocytologically-positive clumps of cells) and
increased levels of serum catecholamines or urinary catecholamine metabolites as
described above.
The prognosis for patients with neuroblastoma is related to their age at diagnosis, clinical
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