ASTROCYTIC GLIOMA Meaning and
Definition
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Astrocytic glioma refers to a type of brain tumor that originates from cells called astrocytes, which are star-shaped cells that help support and nourish nerve cells in the brain. Gliomas are the most common type of primary brain tumors and can occur in any part of the brain or spinal cord.
An astrocytic glioma is classified based on its grade, which determines its level of aggressiveness and the rate of tumor growth. The World Health Organization (WHO) has categorized astrocytic gliomas into four grades: Grade I (pilocytic astrocytoma), Grade II (diffuse astrocytoma), Grade III (anaplastic astrocytoma), and Grade IV (glioblastoma).
Pilocytic astrocytoma, a low-grade glioma (Grade I), is usually slow-growing and well-defined, often affecting children and young adults. Diffuse astrocytoma (Grade II) is also a slow-growing tumor with infiltrative features, often occurring in young adults. Anaplastic astrocytoma (Grade III) is a more aggressive tumor that exhibits increased mitosis and nuclear atypia. Lastly, glioblastoma (Grade IV) is the most aggressive and malignant form of astrocytic glioma. It grows rapidly, infiltrates nearby brain tissue, and often spreads to other parts of the brain. Glioblastoma typically occurs in middle-aged to older adults.
Treatment options for astrocytic glioma depend on various factors, including the tumor grade, location, and the overall health of the patient. Treatment may involve surgical resection, radiation therapy, chemotherapy, or a combination of these approaches. The prognosis for astrocytic glioma varies widely depending on the grade and extent of the tumor
Common Misspellings for ASTROCYTIC GLIOMA
- zstrocytic glioma
- sstrocytic glioma
- wstrocytic glioma
- qstrocytic glioma
- aatrocytic glioma
- aztrocytic glioma
- axtrocytic glioma
- adtrocytic glioma
- aetrocytic glioma
- awtrocytic glioma
- asrrocytic glioma
- asfrocytic glioma
- asgrocytic glioma
- asyrocytic glioma
- as6rocytic glioma
- as5rocytic glioma
- asteocytic glioma
- astdocytic glioma
- astfocytic glioma
- asttocytic glioma
Etymology of ASTROCYTIC GLIOMA
The word "astrocytic glioma" consists of two main terms: "astrocytic" and "glioma", both of which have their own etymologies.
1. "Astrocytic": The term "astrocytic" is derived from the word "astrocyte". An astrocyte is a type of glial cell found in the central nervous system (brain and spinal cord) that plays a vital role in providing support and nourishment to neurons. The term "astrocyte" itself originates from the Greek words "astron" meaning "star" and "kytos" meaning "cell". The name "astrocyte" was coined due to the star-like shape of these cells when viewed under a microscope.
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