migraine with aura true true OMIM:609670 classic migraine OMIM:609179 Migraine with visual aura NCI:C117005 ICD10CM:G43.1 https://www.ncbi.nlm.nih.gov/pubmed/26198661 SNOMEDCT_US_2018_03_01:4473006 UMLS_CUI:C0154723 Xref MGI. DOID:10025 DOID:10024 The visual aura of migraine preceding a headache can take a variety of forms but is typically in one visual field and contains positive phenomena such as flashes, arcs of lights (fortification spectra), specks, or flames and negative phenomena such as scotoma with blanking out or greying of the visual field. MESH:D020325 A migraine characterized by migraine headache which is preceded or accompanied by a transient focal neurological phenomenon. ICD9CM:346.0 ICD10CM:G43.109 disease_ontology migraine associated disorder