True about male breast cancer is all except:-
High-Yield Explanation
Lobular carcinoma(both in-situ & invasive) is rarely seen due to absence of lobules in males. Most common variety is infiltrating ductal carcinomaQ. PREDISPOSING FACTORS Excess endogenous or exogenous estrogen(Testicular disease,infeility, obesity, cirrhosis)Q Radiation therapy, Klinefelter's syndrome and testicular feminizing syndromesQ. BRCA2 mutationsQ Gynecomastia is not a risk factor for carcinoma male breastQ.