Isolated abscence of the right pulmonary artery
Acute dyspnea, cough. No fever.
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CT of the chest demonstrates absence of the right pulmonary artery. Right hemithorax is smaller than left one. Right pleural effusion with compression with compressive atelectasis of middle and lower lobe.
Numerous mediastinal lymph nodes noted.
This patient has a rare vascular anomaly - absence of the right pulmonary artery. He didn't have any symptoms all his life. Current complaints is due to pleural effusion.