WHO Group 5 - Pulmonary hypertension with unclear or multifactorial etiologies. (A) ECG showing left ventricular hypertrophy. (B, C) Chest X-ray, PA and lateral with no edema or cardiomegaly. (D) Computerized tomographic scan of the chest showing a 4.9 2.9 cm calcified mediastinal mass compressing the right main pulmonary artery (white arrow). (E) A filling defect from a thrombus in the right main pulmonary artery (dashed white arrow). (F) CT scan showing oligemia of the entire right lung. (G, H) VQ scan showing a complete absence of perfusion to the entire right lung (white arrow).
Additional keywords: angiogram,electrocardiogram,X-ray,imaging,group 5