Fibroadenoma and Benign Breast Disease

A 28-year-old woman presents with a palpable breast lump in the upper outer quadrant. Clinical examination reveals a 2 cm, mobile, firm, well-circumscribed mass. Ultrasound confirms a solid lesion with homogeneous echotexture and no internal vascularity. Which of the following is NOT a characteristic feature of fibroadenoma?

Which histological feature distinguishes a phyllodes tumor from a fibroadenoma?

Which of the following is the most common benign breast tumor in women of reproductive age?

A 28-year-old woman presents with a 6-month history of a gradually enlarging lump in the left breast. On examination, a 4 cm firm mass is palpated in the upper outer quadrant with skin dimpling and mild tenderness. Ultrasound reveals a heterogeneous mass with irregular margins, increased vascularity on Doppler, and a maximum dimension of 4.5 cm. Core needle biopsy shows benign stromal and epithelial components with increased cellularity. What is the most likely diagnosis?

A 35-year-old woman with a history of multiple fibroadenomas presents with severe cyclical mastalgia and nodularity. She has failed conservative measures (caffeine restriction, supportive bra). What is the drug of choice for her mastalgia?