Breast Cancer in Pregnancy

Breast cancer 2nd most common malignancy in pregnancy
(1:3,000 pregnancies)
Diagnosis:
- Mammography can be performed if fetus shielded
- U/S
Treatment:
- mastectomy usually operation of choice (radiation contraindicated in all trimesters)
- lumpectomy can be performed very late stages of pregnancy
- Tc99 can be used for SLNB
- avoid isosulfan blue dye and vital blue dyes
- chemotherapy acceptable in 2nd and 3rd trimester but avoid in 1st trimester