<prompt> Most important prognostic factor for carcinoma breast isSkin involvementTumor sizeChest wall involvementLymph node involvement  <response>: Spread to axillary nodes is the most important prognostic indicator. Other prognostic factors areAge: Younger the age worse the prognosis. Sex: Carcinoma male breast has got worse prognosis compared to the female breast. Because of early spread in carcinoma male breast.Stage I and II have got a better prognosis. Atrophic scirrhous has got the best prognosis.Medullary carcinoma has got better prognosis than scirrhous carcinoma because of lymphocytic infiltration.Invasive carcinoma has got a worse prognosis. Inflammatory carcinoma breast has the worst prognosis. 