Adenocarcinomas and large cell anaplastic carcinomas tend to occur more peripherally in lung 腺癌和大細(xì)胞未分化癌更常發(fā)生在肺邊緣。
Undifferentiated carcinomas with osteoclastic - like giant cells carry a similar prognosis to ductal adenocarcinoma 伴有破骨細(xì)胞樣巨細(xì)胞的未分化癌與導(dǎo)管腺癌有相似的預(yù)后。
Anaplastic carcinoma accounts for 10 % or less of thyroid cancers and occurs mostly in elderly patients and in women slightly more than in men 未分化癌在甲狀腺癌中所占比例為10 % ,大多發(fā)生在老年人,女性略多于男性。