Respuesta :

Answer:

Neuroblastoma is a cancer that develops from immature nerve cells.

Explanation:

Neuroblastoma often spreads to the bone marrow (the soft inner parts of certain bones)

hope this helps

Answer:

Neuroblastoma often spreads to the bone marrow (the soft inner parts of certain bones). If blood or urine levels of catecholamines are increased,

Explanation:

then finding cancer cells in a bone marrow sample is enough to diagnose neuroblastoma (without getting a biopsy of the main tumor