Cigarette Smoke Exposure Ontology

Last uploaded: July 10, 2014
Preferred Name

Protoplasmic Astrocytoma
Synonyms
ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#Protoplasmic_Astrocytoma

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)

label

Protoplasmic Astrocytoma

prefixIRI

Thesaurus:Protoplasmic_Astrocytoma

prefLabel

Protoplasmic Astrocytoma

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#Diffuse_Astrocytoma

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