攝護腺癌是男性最常見的惡性腫瘤之一，常轉移到鄰近的淋巴結，但以頸部淋巴 結作為初始臨床表現則是相當罕見。在此，我們報告一名74 歲的男性以鎖骨上淋巴結 腫大作為初始表徵，通過免疫組織化學染色證實由攝護腺癌轉移而來。

Prostate cancer is one of the most common malignancies in men. It often metastasizes to the regional lymph nodes, but neck lymph node involvement at the initial clinical presentation is rare. In this paper, we report a 74-year-old man who initially presented with an enlarged supraclavicular lymph node due to metastatic prostate cancer, which was confirmed by immunohistochemistry.