Presentation
Retrosternal chest pain. He had past history of bronchial asthma.
Patient Data
Age: 15 years old
Gender: Male
From the case:
Pneumomediastinum with subcutaneous emphysema
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/30857/annotated_viewer_json?lang=us"}
Pneumomediastinum with subcutaneous emphysema.
Case Discussion
Clinical examination revealed Hamman's sign.