abnormal mammary gland morphology abnormal mammary gland duct morphology MPheno.ontology abnormal canalicular duct morphology abnormal ductus lactiferi morphology abnormal lactiferous duct morphology abnormal mammilary duct morphology abnormal galactophorus canal morphology abnormal tubuli galactophori morphology any structural anomaly of the canals that lead from the lobes of the mammary gland to the tip of the nipple and are responsible for carrying milk toward the nipple in a lactating female abnormal galactophorus duct morphology abnormal tubuli lactiferi MP:0009503 abnormal galactophore morphology abnormal milk duct morphology abnormal mammary duct morphology