case_images: PMC11268006_01
case_images: Emergency ECG showing ST-segment elevation at leads II, III, and aVF with reciprocal ST-segment depression at lead aVL.
case_images: 10.1177_23247096241264634-fig1.jpg
case_images: PMC11268006_01_10.1177_23247096241264634-fig1.jpg
case_images: fig1-23247096241264634
case_images: An emergency electrocardiogram (ECG) was conducted, revealing inferior ST-segment elevation at lead II, III, and avF as shown in Figure 1, despite normal serum troponin I level 0.02 ng/mL (0.0.04 ng/mL).
case_images: ECG 30 minutes after presentation at the tertiary cardiac hospital revealing normal ST segment and sinus rhythm.
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case_images: PMC11268006_01_10.1177_23247096241264634-fig2.jpg
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case_images: Upon arrival, a follow-up ECG after 30 minutes revealed normal sinus rhythm without ischemic changes (Figure 2), occurring simultaneously with the patient being pain-free and clinically stable.
case_images: Chest X-ray PA view showing large mediastinal mass.
case_images: 10.1177_23247096241264634-fig3.jpg
case_images: PMC11268006_01_10.1177_23247096241264634-fig3.jpg
case_images: fig3-23247096241264634
case_images: A chest X-ray was conducted, revealing a large mediastinal mass (Figure 3).
case_images: (A) Coronary angiography showing normal right coronary artery RCA blood flow (red arrow). (B) Normal left anterior deciding artery LAD (red arrow) and left circumflex artery LAD (white arrow) blood flow.
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case_images: PMC11268006_01_10.1177_23247096241264634-fig4.jpg
case_images: fig4-23247096241264634
case_images: The result showed normal blood flow in the main coronary arteries (Figure 4).
case_images: Aortic injection using a Judkins left (JL) catheter shows a sac behind the ascending aorta, aortic arch, and descending aorta.
case_images: 10.1177_23247096241264634-fig5.jpg
case_images: PMC11268006_01_10.1177_23247096241264634-fig5.jpg
case_images: fig5-23247096241264634
case_images: Chest CT angiogram revealing well-defined anterior mediastinal soft tissue density lesion of about 84.9 x 67.2 mm seen at aorto-pulmonary window with mass effect compression of the main pulmonary artery and proximal ascending aorta (red arrows and cross).
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case_images: fig6-23247096241264634
case_images: A definite relation with the aorta could not be established, whether it originated from or was invading it (Figure 6).
case_images: Aortic defect near sinus of valsalva after aneurysm resection.
case_images: 10.1177_23247096241264634-fig7.jpg
case_images: PMC11268006_01_10.1177_23247096241264634-fig7.jpg
case_images: fig7-23247096241264634
case_images: Aneurysm tissue sample after resection.
case_images: 10.1177_23247096241264634-fig8.jpg
case_images: PMC11268006_01_10.1177_23247096241264634-fig8.jpg
case_images: fig8-23247096241264634
case_images: Aortic interposition graft placement.
case_images: 10.1177_23247096241264634-fig9.jpg
case_images: PMC11268006_01_10.1177_23247096241264634-fig9.jpg
case_images: fig9-23247096241264634