| This lesion appears as a pneumatocele located near the lung surface, and usually has fractured ribs beside it. |
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| The presentation of hemoptysis after diving with the finding of cysts on chest CT led to a consideration of traumatic pneumatocele. |
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| Tumors that erode the supraorbital plate and dura mater may cause cerebrospinal fluid leakage, pneumatocele, meningitis, or cerebral abscess. |
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| †Empyema, necrotizing pneumonia, pneumatocele, or pneumothorax. |
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