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Brain Tumor

    Brain Tumor Editor's Picks

    • Signs of a Brain Tumor

      Signs and symptoms of a brain tumor can be subtle or severe, depending on the area of the brain affected and the type of tumor. Several symptoms are typical. Headache accompanied by nausea and vomiting is the most prevalent sign. more »

    • How to Recognize Symptoms of a Brain Tumor

      A tumor is an abnormal growth of mass that don't possess any relevant physiological functions and comes from a rapid proliferation of cells. Brain tumors can develop directly on brain tissues (primary brain tumors), or it can begin somewhere else in the body and metastasize into the brain (secondary brain tumors). Tumors of the brain... more »

    • Malignant Brain Tumor Symptoms

      Malignant brain tumor symptoms vary in effect because of their location. As a different area of the brain is attacked, linked networks between the effected brain region and the body deteriorate. The growing tumor destroys functions specific to the areas of the body by attacking their governing regions. There are more than 120 areas in... more »

    • Brain Tumor Symptoms & Signs

      A brain tumor diagnosis is likely to be the most frightening diagnosis you will ever receive. Having a brain tumor once meant certain death, but advancements in surgical procedures and treatment options have improved both the quality of life and the chances of survival for patients. According to the National Cancer Institute,... more »

    • Brain Tumor Symptoms & Vision

      Tumors occur when an abnormality in cell growth happens. As a brain tumor grows, it envelops surrounding tissue, which results in a variety of symptoms. They can vary depending on the location and size of the tumor. Even how fast or slow the tumor grows can play a part in the symptoms. In some instances, brain tumors may never cause... more »

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    Wikipedia

    Brain tumor

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    The brain tumor is an abnormal growth of cells within the brain, which can be cancerous or non-cancerous (benign).

    It is defined as any intracranial tumor created by abnormal and uncontrolled cell division, normally either in the brain itself (neurons, glial cells (astrocytes, oligodendrocytes, ependymal cells), lymphatic tissue, blood vessels), in the cranial nerves (myelin-producing Schwann cells), in the brain envelopes (meninges), skull, pituitary and pineal gland, or spread from cancers primarily located in other organs (metastatic tumors).

    Primary (true) brain tumors are commonly located in the posterior cranial fossa in children and in the anterior two-thirds of the cerebral hemispheres in adults, although they can affect any part of the brain.

    In the United States in the year 2005, it was estimated there were 43,800 new cases of brain tumors (Central Brain Tumor Registry of the United States, Primary Brain Tumors in the United States, Statistical Report, 2005–2006),r1> which accounted for 1.4 percent of all cancers, 2.4 percent of all cancer deaths,r2>. Accessed June 2000. and 20–25 percent of pediatric cancers.r2/> Ultimately, it is estimated there are 13,000 deaths per year in the United States alone as a result of brain tumors.r1/>

    Signs and symptoms
    Symptoms of brain tumors may depend on two factors: tumor size (volume) and tumor location. The time point of symptom onset in the course of disease correlates in many cases with the nature of the tumor ("benign", i.e. slow-growing/late symptom onset, or malignant, fast growing/early symptom onset) is a frequent reason for seeking medical attention in brain tumor cases.

    Large tumors or tumors with extensive perifocal swelling edema inevitably lead read more at » http://en.wikipedia.org/wiki/Brain+tumor

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