psammoma

1. Note the small psammoma body in the center.
   中央可见小砂粒体。
2. Conclusion ( 1) The psammoma bodies in normal thyroid gland usually imply the existence of cancer.
   结论（1）甲状腺组织内查到砂粒体，应警惕存在癌的可能性；
3. There were 4 cases of psammoma bodies among the group of pure mucinous breast carcinoma.
   乳腺纯黏液腺癌组4例出现砂粒体。
4. A report on three cases with papillary renal cell carcinoma with psammoma body formation
   乳头状肾细胞癌伴砂粒体形成&附3例报告
5. Other features as ground glass, nuclear groove, multi-nuclear giant cell and psammoma bodies is useful for diagnosis of papillary carcinoma of thyroid.
   结论乳头状结构、核内包涵体为诊断甲状腺乳头状癌的重要指征；毛玻璃样核、核沟、多核巨细胞、砂粒体等在甲状腺乳头状癌的诊断中亦具重要价值。

noun

1. a tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain

   Synonym:    sand tumor