Internal carotid artery "spring sign".
Kasner
S E
SE
Liebeskind
D S
DS
Cucchiara
B L
BL
McGarvey
M L
ML
Detre
J A
JA
Sinson
G
G
Bagley
L J
LJ
Hurst
R W
RW
D002343:Carotid Artery, Internal / Q000473:pathology*; D016893:Carotid Stenosis / Q000175:diagnosis*; D005260:Female; D006801:Humans; D018810:Magnetic Resonance Angiography; D008875:Middle Aged