| Esophageal perforation may result in neck swelling, crepitations, and pneumomediastinum. |
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| Chest x-ray confirmed bilateral pneumothoraces, pneumomediastinum, and subcutaneous emphysema. |
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| Chest pain and dyspnea are the common presenting symptoms of spontaneous pneumomediastinum. |
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| In patients with pneumomediastinum, usually several other findings substantiate the presence of air in the mediastinum. |
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| We describe the clinical aspects of pandemic 2009 virus infection in children who developed spontaneous pneumomediastinum or plastic bronchitis. |
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| Spontaneous pneumomediastinum and hemopneumothoraces secondary to cystic lung metastasis. |
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| The underlying aetiology of the pneumomediastinum in this case is unclear. |
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| Pneumothorax and pneumomediastinum after laparoscopic surgery. |
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| Pneumomediastinum usually goes undiagnosed unless chest x-rays are used for evaluation. |
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| Pneumomediastinum should be considered in a patient with severe IBD symptoms who acutely develops pleuritic chest pain and dyspnea. |
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