Breast
No	Recommendations	Grading
1	Women should be screened for breast cancer	Strong
2	Surveillance for breast cancer in PHTS should use MRI (MRI should be ideally conducted between day 5 and day 12 of the menstrual cycle)	Strong
3	Surveillance for breast cancer with MRI should probably start at 30	Strong
4	Women should be screened for breast cancer annually	Strong
5.	If surveillance for breast cancer in PHTS additionally includes mammography this should be undertaken no more frequently than every 2 years	Moderate
6	If surveillance for breast cancer with mammography is offered this should probably start at 40	Moderate
7	Risk reduction surgery should be offered using the same considerations as for women with germline BRCA1/BRCA2 pathogenic variants	Moderate