Is neuroblastoma hereditary?

Written by Gao Yi Shen
Neurosurgery
Updated on February 13, 2025
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Neuroblastoma has a partial genetic predisposition, but current research has not definitively determined the extent or probability of its heritability. For modern neuroblastoma, its origin is primarily associated with genetic mutations or chromosomal changes. Factors such as smoking, drinking, and drug use by the mother during pregnancy can severely harm the fetus and potentially lead to the development of neuroblastoma. Sometimes, excessive radiation or the misuse of certain drugs can also cause neuroblastoma. Therefore, while there is a certain genetic tendency for neuroblastoma, it is not the main factor.

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Written by Chen Yu Fei
Neurosurgery
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Early symptoms of neuroblastoma

For patients with neuroblastoma, the early stages of the disease often manifest as mild headaches, dizziness, nausea, and vomiting. The symptoms are relatively mild and can be significantly alleviated by taking oral pain relief medications. Therefore, the condition often does not receive adequate attention, leading to missed diagnoses. As the tumor size increases, the original symptoms such as headaches and dizziness will significantly worsen. Some patients may even experience optic nerve atrophy, papilledema, reduced visual fields, and vision deficits. When such conditions occur, patients often undergo cranial CT or MRI scans to confirm the presence of neuroblastoma.

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Written by Chen Yu Fei
Neurosurgery
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How to diagnose neuroblastoma?

For neuroblastoma, the final diagnosis requires the patient to undergo surgical treatment. During the surgery, the neuroblastoma is completely excised, and a small amount of tumor tissue is retained for pathological sectioning. The diagnosis is determined based on the results of the pathological examination, which assesses the specific cells of the neuroblastoma, whether it is benign or malignant, and its level of malignancy. This also determines how the patient will receive subsequent treatments like radiotherapy and chemotherapy. In addition to relying on pathological examinations, most neuroblastoma patients can also undergo more thorough examinations. In most cases, elevated levels of catecholamines and their metabolites can be found in the blood or urine of neuroblastoma patients, significantly higher than that of the normal population.

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Written by Chen Yu Fei
Neurosurgery
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Neuroblastoma examination items

For neuroblastoma, the examination items mainly include the patient's vital signs and physical examination, including detailed examinations to observe if there are any obvious pathological signs. Additionally, it is necessary to inquire about the patient’s medical history, especially past medical history and family history. Main examination items include laboratory tests, routine blood and urine tests, biochemistry, and tumor-related tests. Furthermore, examinations also involve using a cranial CT scan, MRI of the head, and if necessary, an enhanced MRI scan of the head, to further determine the presence of neuroblastoma, as well as its location, quantity, and the relationship between the surrounding tissues, blood vessels, and nerves.

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Written by Chen Yu Fei
Neurosurgery
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How to avoid neuroblastoma

To avoid neuroblastoma, it is recommended to develop good living habits in daily life, including maintaining over 30 minutes of aerobic exercise each day to keep physically healthy. Additionally, it is advisable to consume more fruits rich in vitamin C, which contain abundant vitamins that can effectively serve as antioxidants. Keeping good sleep habits, going to bed early and waking up early, avoiding staying up late and long durations of using mobile phones or computers to minimize excessive exposure to electromagnetic radiation. In daily life, one should also learn self-protection, avoid contact with carcinogenic chemicals, and avoid excessive exposure to radioactive pollution. All these measures can effectively prevent the condition.

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Written by Chen Yu Fei
Neurosurgery
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Can neuroblastoma be treated?

Neuroblastoma is the most common tumor in childhood, and it is also the most common in infants and toddlers. Typically, neuroblastoma is a type of neuroendocrine tumor, clinically found often in the adrenal glands or in nervous tissues such as the neck, chest, and abdomen. Currently, neuroblastoma can be effectively classified according to its level of risk into low-risk, intermediate-risk, or high-risk groups. For patients in the low-risk group, surgical treatment can achieve satisfactory results; for patients in the intermediate-risk or high-risk groups, treatment often involves a combination of methods, yet still may not achieve satisfactory results.