Breast Cancer in Pregnancy Register Study

Summary

Women who were diagnosed with breast cancer during their pregnancy may be registered in this trial. Data is collected on the foetal outcome 4 weeks after delivery, maternal outcome of pregnancy as well as the breast cancer therapy applied (treatment, response to chemotherapy, type of surgery), diagnostic procedures applied (palpation, US, mammogram) and the outcome of mother and child after 5 years of therapy.

Eligibility

Inclusion Criteria:

* Cohort 1: Women with histologically confirmed breast cancer during pregnancy
* Cohort 2: Patients ≤ 40 years with histological confirmed breast cancer who are not pregnant (patients who have been pregnant recently can also be collected into this cohort)
* Informed consent for data collection (for prospective participants) and biomaterial collection. For retrospective participants an informed consent is not required as long as the data are anonymously captured

Exclusion Criteria:

* Cohort 1: Diagnosis of breast cancer outside the period of pregnancy
* Cohort 2: Age at diagnosis of breast cancer \> 40 years

Conditions2

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