歡迎訂閱頻道:https://www.youtube.com/channel/UCkucwd-6tng9xoRcPsol6Xw/?sub_confirmation=1 內科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV3uqQEfeF0mP8HgNcE_lTJ0 外科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV2XIi_Zmy8hKcDbGAukg1f4 婦產科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV3scVdFzj1EslwQutpsGXIG 兒科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV3ZnbE2emxJ27dkTG5e2aDW 男科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV2_bNY8idyNEwq_Z1yNiHOJ 皮膚性病科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV39wAQkKoB1z7HfUhuosfsw 五官科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV0STzjaiPMpWMhlPz856LEZ 腫瘤科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV1-a7c4nBDvCIFipSdgqaiR 精神心理科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV224WzRt9pwtvV7Znmmcbx4 不孕不育:https://www.youtube.com/playlist?list=PLcp9vkDA2gV0ZJqmXnY2JH1Y_0eT2JGZc 醫學影像學:https://www.youtube.com/playlist?list=PLcp9vkDA2gV21gCJvZIBYTRKi7ScCpmLA 其他:https://www.youtube.com/playlist?list=PLcp9vkDA2gV0ypfY6paSZgJ- CR4f3sqc6 中醫科:https://www.youtube.com/playlist?list=PLcp9vkDA2gV0PIDg0o2KRBfR5va3lTvzp 縱隔區有正常結構的淋巴結，淋巴結是人體正常防禦系統標誌，一般不腫大。淋巴結腫大反映兩個情況：一、外界侵襲、炎症刺激或外界微生物刺激，淋巴結反應性增大；二、胸腔或縱隔區腫瘤進入淋巴系統，淋巴系統防禦反應造成淋巴結腫大。淋巴結腫大一般提示淋巴結處於防禦反應階段，是否為炎症或腫瘤需要綜合分析相關檢查結果判斷。若未發現明確腫瘤，則淋巴結腫大為炎症性、反應性增大；若發現惡性腫瘤徵象，則可能與腫瘤轉移、淋巴結轉移相關。
