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CT and MR imaging of partial anomalous pulmonary venous return to the azygos vein
M K Thorsen1, S J Erickson, M W Mewissen
1Department of Radiology, Medical College of Wisconsin, Milwaukee.
Journal of Computer Assisted Tomography
|November 1, 1990
Abstract:
Partial anomalous pulmonary venous return to the azygos vein is very unusual, occurring in 0.02% of autopsy examinations. We report the CT, magnetic resonance, and angiographic findings in a 67-year-old man with partial anomalous venous return to the azygos vein.
Insights
Partial anomalous pulmonary venous return to the azygos vein is a rare congenital anomaly. This case report details the imaging findings of this unusual condition in a 67-year-old male patient.
Area of Science:
- Cardiology
- Radiology
- Medical Imaging
Background:
- Partial anomalous pulmonary venous return (PAPVR) is a rare congenital heart defect.
- It involves abnormal drainage of pulmonary veins into the systemic circulation.
- Drainage into the azygos vein is an exceptionally uncommon variant.
Observation:
- A 67-year-old male patient presented with findings suggestive of PAPVR.
- Diagnostic imaging modalities including CT, MRI, and angiography were employed.
- These investigations aimed to elucidate the specific venous drainage pattern.
Findings:
- The imaging studies confirmed partial anomalous pulmonary venous return to the azygos vein.
- Detailed anatomical visualization of the abnormal venous connection was achieved.
- The findings were consistent with this rare congenital anomaly.
Implications:
- Accurate diagnosis of PAPVR is crucial for appropriate clinical management.
- Advanced imaging techniques are vital for characterizing complex congenital heart anomalies.
- Understanding rare variants like azygos continuation is important for cardiologists and radiologists.