甲状腺乳头状癌的变异型

甲状腺乳头状癌(PTC)组织学变异型众多,大部分变异型与典型乳头状癌有相似的临床行为,但有少数变异型预后较差,如高细胞变异型、柱状细胞变异型、实体/梁状变异型等;且有一些变异型在诊断上有争议,如滤泡变异型易误诊为滤泡腺瘤、透明细胞变异型可能与肾细胞癌混淆、诊断高细胞变异型所需的高细胞的比例和细胞高度有分歧意见等.

Variants of papillary thyroid carcinoma

Histological variants of papillary carcinoma are numerous,and most variants have the same clinical behavior with classical PTC.Howwver prognosis of a few variants are poor,such as Tall cell variant,Columnar cell variant,Solid/Trabecular variant etc.There are some controversy in the diagnosis of some variants.For example,Follicular variant is easily misdiagnosed as Follicular adenoma,Clear cell variant ma y beconfused with Renal cell carcinoma.Moreover,there are some divergences about proportion of cell and cell height in diagnosis of Tall cell variant,and so on.