网友正在提问
甲状腺癌 (thyroid carcinoma)是最常见的甲状腺恶性肿瘤，是来源于甲状腺上皮细胞的恶性肿瘤，绝大部分甲状腺癌起源于滤泡上皮细胞。
{elseif $category['dir'] == 'jrsy' or $category['dir'] == 'xingbingke' or $category['dir'] == 'flxndy' or
$category['dir'] == 'meidu' or $category['dir'] == 'linbing' or $category['dir'] == 'szqpz' or $category['dir'] ==
'ruxiagan' or $category['dir'] == 'xbxlbryz' or $category['dir'] == 'shengzhiqinzjb' or $category['dir'] == 'nxjrsy'
or $category['dir'] == 'nvxingjrsy' or $category['dir'] == 'waiyinjrsy' or $category['dir'] == 'gangzhoujrsy' or
$category['dir'] == 'maodichongbing' or $category['dir'] == 'qianfumeidu' or $category['dir'] == 'xiantianxingmeidu'
or $category['dir'] == 'shenjingmeidu' or $question['id'] == '300855'}
