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Published on: August 24, 2019
Infected Ruptured Pseudo-aneurysm in Descending Aorta; a Case Report
Morteza Sanei Taheri1, Sayyed Mojtaba Nekooghadam2, Zahra Sadat Tabatabaei1
1Department of Radiology, School of Medicine, Shahid Beheshti University of Medical Sciences, Shohada-e-Tajrish Hospital, Tehran, Iran.
Abstract:
Aortitis is the inflammation of the aortic wall. It can be caused by both infectious and non-infectious etiologies. Mycotic aneurysm is a rare, serious medical condition and typically requires prompt treatment with antibiotics, surgical intervention, or endovascular procedures to prevent rupture and complications. Here we reported, a 66-year-old male patient with a medical history of diabetes and hypertension, who presented to the emergency department (ED) with left-sided hemiplegia. Brain magnetic resonance imaging (MRI) revealed infarction in the right parietooccipital and left occipital lobes, demonstrating an embolic pattern. laboratory analysis revealed elevated levels of erythrocyte sedimentation rate (ESR), C-reactive protein (CRP), and white blood cell (WBC). In order to investigate the possibility of sepsis, a non-contrast chest computed tomography (CT) scan was performed, which showed a soft tissue density surrounded by gas in the posterior mediastinum; for which the rupture of esophagus and infected aorta pseudoaneurysm were among differential diagnoses. To confirm the diagnosis, CT angiography was ordered. The infected ruptured pseudo-aneurysm(s) was confirmed and patient underwent thoracotomy surgery.
Insights
This case report details a patient with diabetes and hypertension who experienced stroke symptoms. Diagnosis revealed an infected, ruptured aortic pseudoaneurysm, a rare but serious condition requiring urgent intervention.
Area of Science:
- Cardiology
- Vascular Surgery
- Infectious Diseases
Background:
- Aortitis, inflammation of the aortic wall, can stem from infectious or non-infectious causes.
- Mycotic aneurysms are rare, life-threatening vascular infections requiring prompt management.
- Early diagnosis and intervention are crucial to prevent catastrophic complications like aortic rupture.
Observation:
- A 66-year-old male with diabetes and hypertension presented with stroke symptoms (hemiplegia).
- Brain MRI indicated an embolic pattern of infarction.
- Elevated inflammatory markers (ESR, CRP, WBC) and chest CT findings suggested mediastinal pathology, including potential aortic pseudoaneurysm.
Findings:
- CT angiography confirmed an infected, ruptured aortic pseudoaneurysm.
- The patient underwent emergency thoracotomy for surgical repair.
Implications:
- This case highlights the importance of considering infectious aortitis and mycotic aneurysms in patients with embolic stroke and elevated inflammatory markers.
- Prompt diagnostic imaging and multidisciplinary management are essential for favorable outcomes in these critical cases.
- Highlights the diagnostic challenges and successful surgical management of a ruptured aortic pseudoaneurysm presenting with neurological deficits.
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