Patients mostly present with a hard lump in one breast without any sign of a systemic disease. Other possible symptoms include nipple retraction, pain, inflammation of the overlying skin, nipple discharge, fistula, enlarged lymph nodes, in rare case peau d'orange-like changes. Presentation is mostly unilateral although a significant share of cases is bilateral, also in many cases contralateral or bilateral recurrences were documented. Several cases occurring together with fever, polyarthralgia and erythema nodosum were documented.
Granulomatous mastitis
Nonpuerperal mastitis
Trichoadenoma
Mastitis
Adenomyoma
Invasive hydatidiform mole
Adenomyomatosis
Leiomyosarcoma