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Acute concomitant pulmonary artery and aortic dissection with rupture
Hsian-He Hsu1, Ching Tzao, Chien-Sung Tsai
1Department of Radiology, Tri-Service General Hospital, National Defense Medical Center, 325, Section 2, Cheng Gong Road, Taipei 114, Taiwan.
The International Journal of Cardiovascular Imaging
|September 28, 2006
Summary
Pulmonary artery dissection is rare and can be fatal. Multidetector computed tomography (MDCT) diagnosed a ruptured pulmonary artery and aorta dissection, highlighting MDCT
Area of Science:
- Cardiovascular Medicine
- Radiology
Background:
- Pulmonary artery (PA) dissection is an uncommon condition with a high risk of rupture and sudden death.
- Prompt diagnosis is crucial for potential surgical intervention, but the condition is rarely encountered.
Observation:
- A 63-year-old male presented with chest pain and shortness of breath.
- A 64-row multidetector computed tomography (MDCT) scan revealed a ruptured dissection of the PA and aorta.
- The scan also showed hemopericardium, hemomediastinum, and blood extravasation into the lungs.
Findings:
- The patient experienced immediate cardiogenic shock post-CT and did not survive resuscitation.
- Concomitant rupture of the pulmonary artery and aorta due to dissection is extremely rare.
- The pathogenesis of this combined dissection remains under investigation.
Implications:
- Multidetector computed tomography (MDCT) is a powerful diagnostic tool for identifying PA and aortic dissection.
- Early diagnosis via MDCT could enable timely surgical repair in survivors.
- This case underscores the critical, albeit rare, association between PA dissection and aortic dissection.
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