Cranial Nerve Optic Nerve Optic nerve C0029130 CDISC Optic nerve structure (body structure) mCode The nerve that carries messages from the retina to the brain. A cranial nerve extending between the retina and optic chiasma, which innervates the eye. Second Cranial Nerve Optic Nerve Body Part, Organ, or Organ Component Optic_Nerve OPTIC NERVE Optic Nerve GDC The second cranial nerve. Optic nerve Optic Nerve C12761 NERVE, OPTIC optic nerve Site of Resection or Biopsy Tissue or Organ of Origin GDC Terminology Mapped ICDO3.1 Terminology Mapped ICDO3.2 Terminology Mapped ICDO3.1 Topography Terminology Mapped ICDO3.1 Topography PT Terminology Mapped ICDO3.2 Topography Terminology Mapped ICDO3.2 Topography PT Terminology GDC Value Terminology Progressive or Recurrent Disease Anatomic Site mCode Terminology mCode Radiotherapy Treatment Location Value Set Clinical Data Interchange Standards Consortium Terminology CDISC SDTM Terminology CDISC SDTM Anatomical Location Terminology CDISC SEND Terminology CDISC SEND Biospecimens Terminology