肺内畸胎瘤是畸胎瘤的一种特殊类型，是较为罕见的肺部良性肿瘤，临床上较易误诊。本文报告1例左上肺内畸胎瘤成功诊治并附文献分析。
Lung teratomas derived from germ cells, have the potential to different to body cells. This tumor occurs in the male testes and female ovaries, extragonadal teratomas occur in residual primordial germ cells of abnormal embryonic development. Primary intrapulmonary teratoma is a rare benign tumor of the lung. In the past only to find case reports, lung teratomas is easy to misdiagnose in clinical work. This paper reports one case of teratoma in the upper lobe of the left lung in our hospital recently.
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