Symptom
The characteristics of breast nodules vary according to the nature of good and evil, but not all breast nodules can be touched.

Typical symptom

Benign lesion
It is often unilateral or bilateral multiple nodules, and the general nodules have clear outline, good activity, no adhesion to the skin, and slow growth rate. Some nodules are accompanied by periodic swelling pain or tenderness, which occurs or aggravates in the early period of menstruation, and alleviates or disappears after menstruation.

Malignant lesion
They are usually unilateral and solitary nodules with unclear boundaries, hard quality, poor mobility, often adhesion to the skin, rapid growth, and no obvious pain. Some nodules are accompanied by nipple discharge and nipple depression.