59 years old male in intensive care unit with sudden subcutaneous crepitation

Case provided by Viktoria History A 59 years old male with severe pneumonia, ARDS, and prolonged mechanical ventilation. Imaging findings The thoracic plain film radiograph (image A) shows striated subcutaneous hyperlucencies along the lateral chest wall and the cardiac outline compatible with subcutaneous emphysema and pneumomediastinum. The abdominal and thoracic CT scan (images B, C and…

49 years old male with hypoxemia

Case provided by Simone History 49 years old male with stress dyspnea and known liver cirrhosis. Blood gas analysis: pO2 62 mmHg.  Imaging findings Abdominal computed tomography shows evidence of liver cirrhosis with status post transjugular intrahepatic stent shunt (A). The chest scans shows dilated pulmonary vessels abnormally extending to the subpleural space and being accentuated…

74 years old male with stress dyspnea

Case provided by Anja History 74 years old male with stress dyspnea and nonproductive cough. Restrictive ventilation abnormality at lung function testing. Imaging findings Conventional x-ray of the chest shows basal-predominant reticular abnormalities with volume loss (A). Computed tomography of the chest shows reticular architectural distortion with thickening of inter- and intralobular septae, traction bronchiectasis,…

51 years old male with progressive dyspnea

History 51 years old male with progressive dyspnea during treatment for Hodgkin’s lymphoma. Imaging findings Image A shows a CT scan 3 months after beginning of anti-cancer therapy. There are subtle curvilinear opacities in the subpleural lung periphery on the left side. Images B, C, and D show a CT scan 6 months after beginning…

46 years old male with fever and weight loss

History 46 years old male with fever, cough and weight loss. He has a history of alcoholism. Imaging findings Plain radiograph (A) of the chest shows irregular opacities including larger consolidations and smaller nodules. In the middle and upper parts there are hyperlucencies indicative of cavitations. Transverse sections of a chest CT (B, C) demonstrate…

69 years old female with colorectal cancer

History 69 years old female staged for colorectal cancer. Imaging findings Conventional x-ray of the thorax (A) shows a curvilinear opacity on the right side of the lung extending from the hilum to the diaphragm. Computed tomography of the thorax postprocessed as thin slab maximum intensity projections (B, D) and volume rendering technique (C) show…