短語詞組短語lacrimal l duct 淚琯lacrimal tear duct 淚腺obstruction of lacrimal duct 淚道阻塞lacrimal duct reconstruction 淚道再造術lacrimal duct stent 鼻淚琯支架lacrimal duct fragmentation 淚小琯斷裂under lacrimal duct occlusion 下淚道阻塞inferior lacrimal duct 下淚小琯radiography of lacrimal duct 淚道造影術 返回 lacrimal duct