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Supra-Aortic Branch Occlusion From Takayasu Arteritis
Muhammed Tekinhatun1, Faruk Ertaş2
1Radiology Department, Dicle University Hospital, Diyarbakır, Turkey.
Echocardiography (Mount Kisco, N.Y.)
|October 17, 2024
Insights
Takayasu arteritis can cause complete blockage of all supra-aortic arteries. Imaging reveals calcification and aortic wall thickening in these occluded vessels.
Area of Science:
- Cardiovascular Medicine
- Rheumatology
- Diagnostic Imaging
Background:
- Takayasu arteritis is a large vessel vasculitis affecting the aorta and its branches.
- Supra-aortic branches are critical for blood supply to the head, neck, and arms.
- Complete occlusion of these vessels can lead to severe ischemic complications.
Observation:
- This case illustrates complete occlusion of all supra-aortic branches.
- Catheter angiography and CT angiography were used for diagnosis.
- Imaging findings included calcification within the occluded vessels and aortic wall thickening.
Findings:
- The study visually confirms extensive arterial blockage in supra-aortic branches due to Takayasu arteritis.
- Calcification and thickened aortic walls are key radiological features observed.
- The findings highlight the advanced stage of the vasculitic process.
Implications:
- Early diagnosis and intervention are crucial to prevent irreversible ischemic damage.
- Understanding the extent of vascular involvement aids in treatment planning.
- This case underscores the importance of comprehensive imaging in Takayasu arteritis management.
Abstract:
This illustration depicts the complete occlusion of all supra-aortic branches due to Takayasu arteritis, as shown in invasive coronary angiography and CT angiography (a) Catheter angiography showing the occluded branches of the aortic arch (*). (b) Sagittal CT angiography showing calcification in the occluded supra-aortic branches (arrows) and thickened aortic wall (dashed arrow).
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