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Encyclopedia > Benign neoplasm
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Benign can refer to any medical condition which, untreated or with symptomatic therapy, will not become life-threatening. It is used in particular in relation to tumors, which may be benign or malignant. Benign tumors do not invade surrounding tissues and do not metastasize to other parts of the body. The word is slightly imprecise, as some benign tumors can, due to mass effect, cause life-threatening complications. The term therefore applies mainly to their biological behaviour. In medicine, a disease is symptomatic when it is at a stage when the patient is experiencing symptoms. ... See the article about cancer for the main article about malignant tumors. ... When normal cells are damaged or old they undergo apoptosis; cancer cells, however, avoid apoptosis. ... Metastasis (Greek: change of the state) is the spread of cancer from its primary site to other places in the body. ...

Tumors may be benign but at risk for degeneration into malignancy. These are termed "premalignant". A premalignant condition is a disease, syndrome, or finding that, if left untreated, may lead to cancer. ...

Benign can also mean something, such as a substance, practice or policy, that is not considered harmful.

Complaints caused by benign tumors

  • Bleeding or occult blood loss causing anemia
  • Obstruction e.g. of the bowel
  • Pressure causing pain or dysfunction
  • Cosmetic changes
  • Effects of excessive amounts of hormones secreted by the tumor
  • Worries about growing mass

This article discusses the medical condition. ... Bowel obstruction is mechanical blockage of the intestines, preventing the normal transit of the products of digestion. ...

See also

  Results from FactBites:
Mole (skin marking) - Wikipedia, the free encyclopedia (512 words)
Moles may either be present at birth or develop later in life.
Acquired moles are a form of benign neoplasm, while congenital moles are considered a minor malformation, or hamartoma.
Moles are most often of no medical consequence, but since they are permanent, removal may be performed for cosmetic or other reasons.
Benign Keratosis (321 words)
Seborrheic keratosis is an extremely common, usually pigmented benign tumor consisting of proliferation of immature basal keratinocytes.
It is a very common benign condition that manifests as folliculocentric keratotic papules.
  More results at FactBites »



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