Neuroblastoma is special type of cancer that affects certain types of nerve tissues. Generally it starts from adrenal gland and then grows to affect neck, chest, abdomen and spine. Painless bluish lump under skin or in the abdomen, neck or chest with bone pain indicates the presence of cancer. This cancer transferred from the mutated genes of the parents to the newborn. During pregnancy it can be diagnosed through ultrasound. Treatment methods may be surgery, radiotherapy, chemotherapy or stem cell transplant.