History: 55 year old male with shortness of breath This is a case of acute pulmonary embolism. A pulmonary embolism is a blood clot which travels via the heart into the arteries that supply blood to the lungs. Typically the blood clot arises from the lower extremities, what is known as a deep vein thrombosis. … Continue reading
History: Adult male with chest pain. This is a case of an esophageal bronchus, which is a congenital foregut abnormality sometimes also referred to as communicating bronchopulmonary foregut malformation. An esophageal bronchus typically feeds the medial basal segment of the right lower lobe and puts the patient at risk for recurrent pneumonia in that segment. … Continue reading
History: Male with chest pain. What is your diagnosis for this patient with chest pain? Comment and share below! Find the answer to this case here.
History: Male with chest pain. This is the classic location and appearance of a pericardial cyst, which is an outpouching of the parietal pericardium that collects simple fluid. Pericardial cysts represent 6% of mediastinal masses. See the differential diagnosis of caridophrenic angle masses here.
History: male involved in high speed motor vehicle accident with chest pain. This is a good example of a ductus diverticulum, or ductus bump. A ductus diverticulum is a focal smooth outpouching of the aortic wall at the aortic isthmus where the obliterated ductus arteriosus (the ligamentum arteriosum) is attached to the aorta. The ductus … Continue reading
History: male involved in high speed motor vehicle accident with chest pain. What is your diagnosis? Comment and share below! Thanks to Justin Tan, M.D. for these images.
History: 65 year old male with a history of “abdominal” malignancy presents with chest pain and shortness of breath. This is a case of metastatic disease to the lungs (pulmonary metastatic disease). Can you determine the likely primary cancer? Take a look at the film again. See the surgical clips in the abdomen. The patient … Continue reading
History: 60 year old male with shortness of breath. Pleural plaques can be seen in numerous disease entities, and are most commonly seen in cases of prior asbestos exposure, as in this case. Other possibilities include prior empyema, hemothorax, or pleural effusion. Plaques can be mimicked by extrapleural fat. Pleural malignancies are an additional consideration, … Continue reading
History: 50 year old male with chest pain. A bulla is a thin-walled hole in the lung that must be larger than 10 mm. The hole contains no parenchyma, and there is a high contrast between the cavity and normal lung parenchyma. Emphysema is classified typically as either paraseptal or centrilobular (although, another type is … Continue reading
History: 70 year old male with shortness of breath and cough. The differential diagnosis for unilateral pleural effusion includes parapneumonic effusion, neoplasms such as mesothelioma, primary lung cancer, pleural metastases, lymphoma, other entities such as cirrhosis, pancreatitis, and trauma. This patient had a parapneumonic effusion.