BreastFibroadenoma

Detailed OverviewWhat isFibroadenoma?Fibroadenomais a benign (non-cancerous) solid breast tumor composed of both glandularbreast tissue and fibrous(connective) tissue. It is the most common breast lump in young women.Here’s a clearbreakdownEpidemiology·        Most common in womenbetween 15–35 years of age.·    

   Less common after menopause (unless the woman is on hormonereplacement therapy).·        Can occur in one or both breasts.·        Around 10% of womenwill develop fibroadenoma at some point.Causes &Risk FactorsThe exactcause is not fully understood, but factors include:·        Hormonal influence: Estrogen plays a major role. Lumps oftenappear during reproductive years.·        May enlarge during pregnancyor with oral contraceptives.·        Usually shrink after menopause(due to reduced hormones).·        Genetic factors may play a role (sometimes runs in families).Characteristics:·       Feels like a firm, smooth, rubbery, and mobile lump ("breastmouse" because it moves easily under the skin). Size: commonly 1–3 cm, butcan grow larger (giant fibroadenoma >5 cm).·        Multiple fibroadenomas can occur in the same breast or bothbreasts.·        Usually painless.·        Size may stay the same, shrink, or grow slowly. Sometimes canenlarge during pregnancy or with hormonal changes.Types of Fibroadenomas1.    SimpleFibroadenomao   Mostcommon.o   Homogeneousstructure.o   Verylow risk of becoming cancerous.2.    ComplexFibroadenomao   Containsother changes (cysts, sclerosing adenosis, calcifications, epithelialhyperplasia).o   Slightlyhigher risk of breast cancer than simple type.3.    GiantFibroadenomao   Largerthan 5 cm.o   Rapidgrowth, common in adolescents.4.    JuvenileFibroadenomao   Occursin teenagers.o   Maygrow rapidly but usually benign.