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Optic pathway glioma

Disease definition

Optic pathway glioma (OPG) is a benign tumor that develop along the optic nerve (chiasm, tracts, and radiations) characterized by impairment or loss of vision and may be accompanied by diencephalic symptoms such as reduced growth and alteration in sleeping patterns. OPG are often linked to neurofibromatosis type 1 (NF1, see this term).


Classification level: Disorder
  • Synonym(s): -
  • Prevalence: Unknown
  • Inheritance: Not applicable 
  • Age of onset: All ages
  • ICD-10: D33.3
  • OMIM: -
  • UMLS: C0796418
  • MeSH: -
  • GARD: 4107
  • MedDRA: -

Detailed information


The documents contained in this web site are presented for information purposes only. The material is in no way intended to replace professional medical care by a qualified specialist and should not be used as a basis for diagnosis or treatment.