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…

76 years old female found unconscious

History 76 years old female found unconscious at home. Imaging findings Unenhanced head scans (A, C) show subarachnoid hemorrhage with symmetric clot deposition predominantly within the basal cisterns. Blood is also found in the ventricle system. Volume rendering technique (B) and maximum intensity projection (D) of a CT angiogram depict a small focal outpouching of…

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…

54 years old female with left lower quadrant abdominal pain

History 54 years old female with history of dermatomyositis, for which she is on immunosuppressive medication, presents with left lower quadrant abdominal pain. Blood tests reveal leucopenia and normal CRP. Imaging findings CT images during portal venous phase after intravenous injection of contrast material show an oval area of fat attenuation surrounded by a ring of soft tissue…