TABLE 1:

Distribution and underlying vascular change of 66 musical murmurs in 60 patients

Location of Musical MurmursSevere Stenosis (n = 58)*Collaterals (n = 5)C-C Fistula (n = 2)Moyamoya Disease (n = 1)
Extracranial (n = 4)
    Internal carotid artery3
    Vertebral artery1
Intracranial (n = 62)
    Retro-orbital area1†2
    Terminal internal carotid artery2
    Middle cerebral artery201
    Anterior cerebral artery9
    Posterior cerebral artery13
    Anterior communicating artery5‡
    Vertebral artery5
    Basilar artery4

  • Note:—C-C fistula indicates carotid cavernous sinus fistula.

  • * Number of musical murmurs.

  • † Transmitted from stenotic terminal internal carotid artery.

  • ‡ Were grouped into anterior cerebral artery by sonographic findings.