Thoracic Endometriosis: A Cohort Study

"It is a retrospectively evaluation of cases of thoracic endometriosis in our clinic over the last 20 years, based on the review of medical records and on outpatient follow-up visits.~The questionnaire are filled in routinely by patients attending the endometriosis center of this institute every 6 months. We will collect data relating to these questionnaires referring prospectively to the study period.~If the questionnaires have not already been filled in by the patient, she will be contacted to fill them in, after signing the informed consent of the study."