Puccini had finished only the first scene of Act Ⅲ when he succumbed to throat cancer. Later Franco Alfano, one of his former students, completed the last two scenes of the work, in accordance with what his late master had already written.
普契尼把「杜蘭多公主」由故事改編成歌劇，僅寫到第三幕第一場，便因咽喉癌病逝，其後弟子阿法諾根據他的草稿補完。