Unilateral absent lung perfusion for Perfusion worse than Ventilation
• External compression (bronchogenic CA, fibrosing mediastinitis)
• Pulmonary artery anomalies or corrected congenital heart disease
Massive unilateral PE for Ventilation worse than Perfusion
• Mucus plug
• Unilateral diffuse parenchymal disease
• Endobronchial lesion (mass or foreign body)
- For Radiology Cases, Discussion join: Radiology Made Easy on Facebook
- Subscribe to our youtube channel for FRCR radiology case discussion
- Join our Telegram group: Radiology Made Easy