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Doctor insights on: Benign Tumors Neurofibromatosis

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I have Neurofibromatosis. Is it normal to have fluid come out of tumors?

I have Neurofibromatosis. Is it normal to have fluid  come out of tumors?

Unusual: most are quite firm and solid. I can envision one with bleeding, infection,or necrosis having some fluid but that would be at the unusual end of the spectrum. Some other cyst also could be intermingled with a neurofibroma ...Read more

Dr. Thomas Fiala
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Benign Tumor (Definition)

A tumor by any other name is a growth. It can be either benign or malignant, differentiated based upon the potential to spread (a malignant tumor is, by definition, a cancer). The best way to determine this is by a tissue biopsy, but we can make better predictions based on the organ of origin, physical ...Read more


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My sister has NEUROFIBROMATOSIS type 2. She only has the cafe spots on her body. Will I develop it too? Is there a chance she will get a tumor? :(

Neurofibromatosis: Are you certain your sister has NF2? What about NF1? The reason for asking is that cafe au lait spots are not used to diagnose NF2. What about your parents? Many cases are spontaneous, and you may never develop symptoms of NF. It depends on which type we are talking about and what other family members have it. Once you are sure of the diagnosis then your questions may be answered. ...Read more

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Is there anything that can be done about neurofibromatosis ? Either to slow or stop the growth of new tumors? Reduce the size of existing ones?

not usually: Many women with nf1 note increase in growth of preexisting tumors during pregnancy.Adults with nf1 acquire more tumors with age.Nfs develop gradually over time, may continue to grow in size for period of time.Nothing person can do to prevent. Nf. May be removed by surgery or occasionally by laser. If neurofibroma is removed, may or may not grow back.No effect by foods, smoking, caffeine or heat. ...Read more

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Is it normal for optic nerve tumors to cause impairment in vision (neurofibromatosis 1)?

Is it normal for optic nerve tumors to cause impairment in vision (neurofibromatosis 1)?

Usually: The symptoms are caused by tumor growing and pressing on the optic nerve and nearby structures. Symptoms may include: •involuntary eyeball movement, eyes bulging outward, squinting, loss of vision in one or both eyes leading to eventual blindness this may be losso of peripheral vision or more general loss. ...Read more

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Are benign tumors in the lungs rare?

Are benign tumors in the lungs rare?

No: Benign lung nodules are not rare and are found during routine chest x-rays or, more likely ct scans. The most common are hamartomas or adenomas that are totally innocent if they are in the outer lung as usual but can block a lung if they are in one of the bronchial tubes. Although, pet scans can help determine that these are benign, some require surgical removal to assure that they are benign. ...Read more

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Could benign tumors become malignant?

Could benign tumors become malignant?

Depends on situation: There is a middle ground between the common idea of benign (never harmful) and malignant (always harmful). Conditions like tuberous sclerosis can generate tumors that become destructive because of there location, like in the brain or heart. They don't have to travel there like some cancers, they can just pop up anywhere ; interfere with normal tissue. ...Read more

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What is worse a malignant tumor or benign tumor?

What is worse a malignant tumor or benign tumor?

Usually malignant: Malignant tumors tend to spread all over the body. Benign tumors tend to spread locally. If a benign tumor is in a bad place, then local spread can be very serious. You can't always ignore a tumor just because it is benign. ...Read more

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How do a benign tumor and a malignant tumor differ?

Aggressiveness: Benign tumors, while problematic, tend not to be as aggressive nor as invasive--with less potential to spread. Generally these may be removed without danger of returning. They have no cancerous cells. Malignant tumors spread more invasively & are derived from uncontrolled cancer cell growth that can metastasize to other parts of of the body. These have the risk of returning after surgery or chemo. ...Read more

Dr. Gerald Mandell
160 doctors shared insights

Neurofibromatosis (Definition)

Neurofibromatosis is a genetic condition characterized by caf_ au lait spots, which are pigmented patches of skin, and benign ...Read more