Benign diseases that can occur in the mammary glands include: fibrocystic breast disease, fibroadenoma, phyllodes tumor, mammary cyst, mastitis and breast abscess... When there are signs of suspicion, the patient needs to go for an early examination to determine the specific mammary gland disease, in order to have the right intervention measures, proactively preventing possible bad complications.

Phyllodes tumor is a rare tumor of the breast, accounting for only 1% of all breast tumors. The disease is usually slow-growing and can include benign, malignant, and borderline forms that all require treatment.

Although phyllodes tumor of the breast is quite rare, most cases are benign, but there are still some malignant cases and some cases are between the benign and malignant boundaries. To diagnose phyllodes tumor of the breast, medicine currently has many effective methods such as MRI, breast ultrasound, X-ray, biopsy...

Phyllodes tumor accounts for about 0.3% - 0.5% of all malignancies of the mammary gland. It is common in non-menopausal women between the ages of 40 and 50 and in men, although it is very rare.