Cancer 1998;83:2638-48
1985年から1995年に米国で診断された53856例の甲状腺癌のデータベース
甲状腺癌の組織形の頻度は,
1985-1990
|
1991-1995
|
|
乳頭癌
|
77.9%
|
80.2%
|
濾胞癌
|
14.2%
|
11.4%
|
Hurthle cell
|
2.7%
|
3.1%
|
髄様癌
|
3.7%
|
3.5%
|
Undifferentiated/anaplastic
|
1.6%
|
1.7%
|
乳頭癌が8割を占め, 乳頭癌+濾胞癌で9割以上.
年齢別の頻度は,以下の通り
甲状腺癌の生存率は大体良好であり,
発症年齢と組織形別の5年/10年生存率を示すと, 以下の通り.
年齢
|
<45y
|
45-59y
|
60-69y
|
70-79y
|
≥80y
|
乳頭癌
|
98%/97%
|
96%/85%
|
92%/65%
|
86%/47%
|
82%
|
濾胞癌
|
98%/98%
|
92%/66%
|
85%/57%
|
83%/NA
|
62%
|
Hurthle cell
|
97%/NA
|
91%/90%
|
92%/0%
|
92%/70%
|
53%
|
髄様癌
|
86%/84%
|
81%/80%
|
72%/63%
|
70%/NA
|
68%
|
Undifferentiated/anaplastic
|
55%/NA
|
13%/NA
|
13%/NA
|
13%/NA
|
14%
|