anaplastic astrocytoma


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an·a·plas·tic as·tro·cy·to·ma

intermediate grade astrocytoma characterized by increased cellularity, nuclear pleomorphism, and mitoses.

anaplastic astrocytoma

anaplastic astrocytoma

A high-grade tumour of astrocytes in the CNS, histologically characterised by increased mitotic activity and increased cellularity, which may make it difficult to differentiate from grade-II astrocytoma.

anaplastic astrocytoma

A relatively aggressive and invasive brain tumor derived from supporting cells in the brain. It typically is diagnosed in people aged 30-50, in whom it often causes symptoms such as headache and seizures. Anaplastic astrocytomas are known as grade III astrocytomas under the WHO grading system.
See also: astrocytoma
References in periodicals archive ?
The report provides a snapshot of the global therapeutic landscape of Anaplastic Astrocytoma
These markers may assist significantly in the evaluation of proliferative activity in anaplastic astrocytomas and even have prognostic value.
The median survival for anaplastic astrocytoma is 3 years from time of diagnosis.
The biopsy also revealed the tumour was an anaplastic astrocytoma and there was no cure.
We hypothesized that any peptide peaks that progressively change with increasing malignancy (control [right arrow] grade II astrocytoma [right arrow] anaplastic astrocytoma [right arrow] GBM) are potential survival biomarkers for patients with GBM.
Mr Newman, of Shilburn Road, Allendale, Northumberland, was diagnosed with an anaplastic astrocytoma tumour, which attaches itself to the brain, after he collapsed at work in August 2003.
In Japan, it is estimated that about 2,500 people develop GBM annually, of whom about 2,200 people are diagnosed as anaplastic astrocytoma.
We report a case of nasal glioma in a 6-month-old boy in which the histomorphologic features resembled those of an anaplastic astrocytoma.
In 1999 Temodar was granted accelerated approval for the treatment of adult patients with anaplastic astrocytoma (another form of brain cancer) in relapse after chemotherapy with nitrosourea and procarbazine.
Malignant glioma, which includes glioblastoma multiforme and anaplastic astrocytoma tumors, is diagnosed in approximately 17,500 people in the U.
Doctors discovered that Trenton had a 2-1/4-inch tumor growing in his brain and diagnosed him with a condition called anaplastic astrocytoma.
Global Markets Direct's, 'Anaplastic Astrocytoma - Pipeline Review, H2 2012', provides an overview of the Anaplastic Astrocytoma therapeutic pipeline.