Sawada Takeshi, Takahashi Hiroyuki, Hasatani Kenkei, Yoshida Isao, Oyama Osamu, Inoue Ryo, Miwa Kenji, Kawashiri Masa-aki, Misawa Katsushi, Kyoi Masanori, Miyamoto Susumu
Department of Internal Medicine, Himi Municipal Hospital, Himi.
Intern Med. 2009;48(17):1525-9. doi: 10.2169/internalmedicine.48.2176. Epub 2009 Sep 1.
Metastasis of one tumor to another tumor within the same individual is considered rare. Lung cancer metastatic to renal cell carcinoma represents the most common combination of such tumor-to-tumor metastases. We present the autopsy case of a 97-year-old woman with metastatic adenocarcinoma of the lung to renal cell carcinoma.