Computed Tomography Findings of Kommerell Diverticulum

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Presentation transcript:

Computed Tomography Findings of Kommerell Diverticulum Peng Lv, MD, Jiang Lin, MD, PhD, Weisheng Zhang, MD, PhD, Jialu Hu, MD Canadian Association of Radiologists Journal Volume 65, Issue 4, Pages 321-326 (November 2014) DOI: 10.1016/j.carj.2014.05.006 Copyright © 2014 Canadian Association of Radiologists Terms and Conditions

Figure 1 A 51-year-old woman with dysphagia and dyspnea for 3 months. (A) The anteroposterior projection of a volume-rendering computed tomography angiography, showing the aberrant left subclavian artery rising from Kommerell diverticulum (white arrow). (B) Axial image and (C) oblique coronal image, showing the esophagus (black arrow) being compressed by the diverticulum (white arrow). (D) Oblique coronal image, showing compression of the trachea (black arrowhead) by the Kommerell diverticulum. Canadian Association of Radiologists Journal 2014 65, 321-326DOI: (10.1016/j.carj.2014.05.006) Copyright © 2014 Canadian Association of Radiologists Terms and Conditions

Figure 2 A 57-year-old woman who was asymptomatic. (A) The posteroanterior projection of a volume-rendering computed tomography angiography, showing an aberrant right subclavian artery arising from Kommerell diverticulum (white arrow). (B) Axial image, showing the diverticulum (white arrow) and aberrant right subclavian artery passing behind the esophagus (black arrow). Canadian Association of Radiologists Journal 2014 65, 321-326DOI: (10.1016/j.carj.2014.05.006) Copyright © 2014 Canadian Association of Radiologists Terms and Conditions

Figure 3 A 40-year-old man who was asymptomatic. (A) The left lateral projection of a volume-rendering computed tomography angiography, and (B) an axial image, showing Kommerell diverticulum (white arrow in A and B) at the aortic-ductal junction. Canadian Association of Radiologists Journal 2014 65, 321-326DOI: (10.1016/j.carj.2014.05.006) Copyright © 2014 Canadian Association of Radiologists Terms and Conditions

Figure 4 A 66-year-old man who was asymptomatic. (A) The anteroposterior and (B) left lateral projection of a volume-rendering computed tomography angiography, showing Kommerell diverticulum (white arrow in A and B) at a right aortic arch with mirror-image branching. (C-F) Sequential axial images, showing the diverticulum (white arrow in D and E) and the left subclavian artery in close proximity. Canadian Association of Radiologists Journal 2014 65, 321-326DOI: (10.1016/j.carj.2014.05.006) Copyright © 2014 Canadian Association of Radiologists Terms and Conditions

Figure 5 A 51-year-old woman with dysphagia for 1 year. (A) The anteroposterior projection of a volume-rendering computed tomography angiography, showing the aberrant left subclavian artery rising from Kommerell diverticulum (white arrow). (B) Axial image, showing the esophagus (black arrow) being compressed by the diverticulum (white arrow). (C) The axial image of the upper level and (D) the oblique sagittal image, showing a markedly dilated esophagus with a gas-fluid level (white arrowhead in C and D). Canadian Association of Radiologists Journal 2014 65, 321-326DOI: (10.1016/j.carj.2014.05.006) Copyright © 2014 Canadian Association of Radiologists Terms and Conditions

Figure 6 A 68-year-old man with chest pain and hypertension. (A) The left lateral projection of a volume-rendering computed tomography angiography and (B) axial image, showing a true aortic aneurysm. Canadian Association of Radiologists Journal 2014 65, 321-326DOI: (10.1016/j.carj.2014.05.006) Copyright © 2014 Canadian Association of Radiologists Terms and Conditions

Figure 7 A 67-year-old man with hoarseness and cough for 1 month, without a history of operation or trauma. (A) The left lateral projection of a volume-rendering computed tomography angiography, showing a false aneurysm localized in the aortic arch. (B) Sagittal image, showing the lumen of the aneurysm and surrounding hypoattenuating soft tissues (white arrows). Canadian Association of Radiologists Journal 2014 65, 321-326DOI: (10.1016/j.carj.2014.05.006) Copyright © 2014 Canadian Association of Radiologists Terms and Conditions

Figure 8 A 49-year-old man with acute chest pain for 5 hours. (A) The right lateral projection of a volume-rendering computed tomography angiography and (B) the axial image, showing type B aortic dissection, and dissection flap involvement of Kommerell diverticulum (white arrow in A and B) and an aberrant right subclavian artery. Canadian Association of Radiologists Journal 2014 65, 321-326DOI: (10.1016/j.carj.2014.05.006) Copyright © 2014 Canadian Association of Radiologists Terms and Conditions