Vertebral artery loop
Elongation
der A. vertebralis mit beidseitiger Einbuchtung in den 4. Halswirbel wohl im Rahmen einer arteriellen Hypertonie. Linke Bilder axial und koronar, rechte Bilder sagittal paramedian oben rechts, unten links.
Vertebral
artery loop • Vertebral artery loop formation causing cervical radiculopathy - Ganzer Fall bei Radiopaedia
Vertebral
artery loop • Vertebral artery loop causing radiculopathy - Ganzer Fall bei Radiopaedia
Vertebral
artery loop • Vertebral artery loop - Ganzer Fall bei Radiopaedia
Vertebral artery loops occur when a portion of the vertebral artery contains an unusual coil. It can be a rare anatomical variant or can be acquired.
Epidemiology
Vertebral artery loops tend to be mostly diagnosed in the 5 and 6 decades. Its prevalence is uncertain but is thought to be present in <3% of patients.
Pathology
Its exact etiology is uncertain. Some propose an association with spondylotic changes or trauma, whilst others suggest hypertension and atherosclerosis may be responsible .
Complications
It can be capable of causing bony erosion, encroachment on the cervical neural exit foramen, neurovascular compression, or vertebrobasilar insufficiency.
Siehe auch:
Assoziationen und Differentialdiagnosen zu Loop der Arteria vertebralis: