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Doctor insights on: Difference Between Benign And Malignant Breast Tumors

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What is the difference between malignant phyllodes tumor and breast sarcoma?

What is the difference between malignant phyllodes tumor and breast sarcoma?

Phyllodes of breast: Sarcoma is a tumor of the supporting tissues wherever it may be located. Phyllodes is a type of sarcoma that is from the breast stroma tissue. ...Read more

Malignant (Definition)

The term malignant can be used in several medical contexts, but is primarily used to describe cancers. More dangerous and disorderly than the benign growth of cells, malignant cells have developed genetic changes that can allow it to invade other tissues in an unregulated way. These tumors can later spread, or metastasize, to other parts of the body and ...Read more


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How can you distinguish between benign and malignant breast tumors?

How can you distinguish between benign and malignant breast tumors?

After bx: On examination a true lesion in a women past 40 yrs of age ,when fibroadenomas don't present denovo, will feel like a firm lump when pt. examined with hand behind side being examined. This in distinction to fibrocytic changes that are soft and diffuse. On mammo the lesion appears as a stellate mass, May be associated with skin dimpling. Bx definitive for diagnosis. ...Read more

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Is it possible to have a benign tumor and malignant tumor in one breast?

Is it possible to have a benign tumor and malignant tumor in one breast?

Yes: One type of tumor does not exclude the other type and both can occur in the same breast. ...Read more

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Will a fibroadenoma benign tumor in my breast become malignant?

Will a fibroadenoma benign tumor in my breast become malignant?

No: Fibroadenomas are the most common breast tumor. Excision is not necessary unless there are features that would suggest a rare variant of fibroadenomas, called phyllodes tumors. Despite this, some women will still opt for excision due to the size of the tumor and/or fear surrounding constantly feeling a lump in one's breast. If reassurance fails, the surgery itself is quite minimal. ...Read more

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Can the benign tumor in breast become malignant if left untreated?

Can the benign tumor in breast 
become malignant if left untreated?

Possible: It's possible, but either way, it need to be evaluated and at least followed by your MD. ...Read more

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Are there any non-malignant (benign) breast tumours/lumps that grow with time?

Are there any non-malignant (benign) breast tumours/lumps that grow with time?

Yes: Benign tumors do in fact grow but rather slowly , compared to malignant tumors. The main difference is that benign tumors will not kill you. If left untrated malignant tumors will eventualy kill you some sooner and others a little later . How fast they grow will determine how soon. Hope that helps you ...Read more

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Are there any non-malignant (benign) breast tumours/lumps that grow with time? What do they feel like?

Are there any non-malignant (benign) breast tumours/lumps that grow with time? What do they feel like?

Yes: However, they do not have any particular consistency that reliably identify them. Definite lumps, whether palpated or identified on any of the breast studies should usually be biopsied. Lumps that grow quickly and are sensitive may be only cysts and can be drained if necessary. ...Read more

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How can I diagnose a malignant tumor in my boyfriend's breast?

How can I diagnose a malignant tumor in my boyfriend's breast?

See your doctor: Male breast cancer is rare- best approach would be to see a physician, have a history and physical exam, and have either a mammogram or ultrasound (usually both). More common reason for male breast lumps is called gynecomastia. It is not related to cancer, but sometimes if symptoms of pain persist, can be treated by surgical removal of lump. ...Read more

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How can I distinguish a malignant tumor in my bestfriend's breast by squishing it around?

How can I distinguish a malignant tumor in my bestfriend's breast by squishing it around?

Not effective: Physical examination is a good start, but usually does not provide enough information about a breast mass. The truly worrisome features on exam would be a firm lump that does not move easily, and that has overlying skin changes. ...Read more

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How many months would be a long time for a person to have a malignant tumor in their breast before removal?

How many months would be a long time for a person to have a malignant tumor in their breast before removal?

Any: Why would you wait? There are four good reasons for delay. 1) a couple of weeks to get second (or more opinions) and to get your facts, 2) neoadjuvant therapy - where you are receiving chemo and/or femara, (letrozole) etc. To shrink the tumor - in that case you are not really "waiting", 3) if you have metastatic bc, 4) if you have a really important personal event - wedding, etc. It may be ok to delay 4 week. ...Read more

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