Recurrent Pneumothorax in Young Women: Think Thoracic Endometriosis

Thoracic endometriosis syndrome should be considered in young women with recurrent catamenial pneumothorax. Rare but treatable, it requires high clinical suspicion and chest imaging correlation. (Eurorad teaching case)

• Educational case from Eurorad highlights thoracic endometriosis as a rare cause of catamenial pneumothorax, hemothorax, or pleural nodules.
• Key teaching point: menstrual-related cyclicity of symptoms is a crucial diagnostic clue.
• Limitation: single illustrative case, not a systematic study.

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