File:Brachiocephalic trunk stenosis (Radiopaedia 87242-103519 A 133).jpg

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Brachiocephalic_trunk_stenosis_(Radiopaedia_87242-103519_A_133).jpg ‎(590 × 508 pixels, file size: 122 KB, MIME type: image/jpeg)

Summary:

Description
  • Radiopaedia case ID: 87242
  • Image ID: 54482063
  • Image stack position: 133/155
  • Plane projection: Axial
  • Aux modality: C+ arterial phase
  • Study findings: CTA confirms high-grade, short-segment stenosis involving the brachiocephalic trunk due to circumferential calcified atheromatous disease. Moderate calcified disease of the carotid bulbs.
  • Modality: CT
  • System: Chest
  • Findings: The right common carotid and internal carotid arteries demonstrate a widened waveform and low peak systolic velocity (parvus et tardus pattern). There is bidirectional ('to-and-fro') flow within the right vertebral artery (second image sequence). Elevated peak systolic velocites within the left internal carotid artery (192 cm/s maximally) indicating 50-69% stenosis.
Date Published: 25th Feb 2021
Source https://radiopaedia.org/cases/brachiocephalic-trunk-stenosis
Author James Harvey
Permission
(Permission-reusing-text)		 http://creativecommons.org/licenses/by-nc-sa/3.0/

Licensing:

Attribution-NonCommercial-ShareAlike 3.0 Unported (CC BY-NC-SA 3.0)

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