ᴥ Breast Cancer Mass (Malignant Tumor)
 Usually occurs as a single mass (lump) in one breast
 Firm, hard, embedded in surrounding tissue
 Referral and biopsy indicated for definitive diagnosis
 Usually nontender
 Irregular shapeᴥ Breast Cyst (Benign Mass)
Occur as single or multiple lumps in one or both breastsUsually tender (omitting caffeine reduces tenderness); tenderness increases during
premenstrual periodRound shapeSoft or firm, mobileReferral and biopsy indicated for definitive diagnosis, especially for first mass.ᴥ Fibroadenoma (Benign Breast Lump)
Usually occurs as a single mass in women aged 15–35 yearsUsually nontender