Table 1 Patients characteristics in a series of 11 women with intellectual disability and breast carcinoma

ID Level

4 mild ID, 3 moderate ID, 4 severe ID

4 patients lived in institution, 7 in their family.

ID Etiology

No genetic condition identified, but 1 case of low IQ in the family;

1 neonatal anoxia, 1 encephalitis at 6 months, 1 stroke at 6 months.

Comorbidities

2 blindness, 2 urinary and fecal incontinence, 2 epilepsy, 2 schizophrenia, 1 mental depression, 1 alcoholism.

Personal and familial cancer

1 patient with sister having breast cancer, 1 patient’s mother with uterine cancer and grand-mother with thyroid cancer, one patient’s father and sister having cancer.

One patient was treated for a facial basal cell carcinoma