略語大辞典 [Med] 15 DSI diffuse submucosal infiltration (気管支内の)びまん性粘膜下浸潤病変. 肺疾患.diffuse submucosal infiltration; a type of EBI(endobronchial involvement); a lung disease detected by a BFS(broncho-fiberscope) examination; ref. ETM(elevated tumor mass), MSN(multiple submucosal nodules); [Med]. 丸善「略語大辞典」JLogosID : 11871925