Preferred Name | protoplasmic astrocytoma | |
Synonyms |
protoplasmic astrocytoma protoplasmic astrocytoma (morphologic abnormality) protoplasmic astrocytic tumor |
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Definitions |
A rare variant of diffuse astrocytoma. It is predominantly composed of neoplastic astrocytes showing a small cell body with few, flaccid processes with a low content of glial filaments and scant GFAP expression. This lesion is not well defined and is considered by some authors as an occasional histopathological feature rather than a reproducibly identifiable variant. When occurring in children, this neoplasm may be difficult to separate from pilocytic juvenile astrocytoma. (Adapted from WHO) |
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ID |
http://purl.obolibrary.org/obo/MONDO_0016687 |
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altLabel |
protoplasmic astrocytoma protoplasmic astrocytoma (morphologic abnormality) protoplasmic astrocytic tumor |
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definition |
A rare variant of diffuse astrocytoma. It is predominantly composed of neoplastic astrocytes showing a small cell body with few, flaccid processes with a low content of glial filaments and scant GFAP expression. This lesion is not well defined and is considered by some authors as an occasional histopathological feature rather than a reproducibly identifiable variant. When occurring in children, this neoplasm may be difficult to separate from pilocytic juvenile astrocytoma. (Adapted from WHO) |
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has_exact_synonym |
protoplasmic astrocytoma protoplasmic astrocytoma (morphologic abnormality) protoplasmic astrocytic tumor |
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label |
protoplasmic astrocytoma |
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prefixIRI |
MONDO:0016687 |
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prefLabel |
protoplasmic astrocytoma |
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textual definition |
A rare variant of diffuse astrocytoma. It is predominantly composed of neoplastic astrocytes showing a small cell body with few, flaccid processes with a low content of glial filaments and scant GFAP expression. This lesion is not well defined and is considered by some authors as an occasional histopathological feature rather than a reproducibly identifiable variant. When occurring in children, this neoplasm may be difficult to separate from pilocytic juvenile astrocytoma. (Adapted from WHO) |
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subClassOf |