Cytokeratin 20

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Synonym(s)

CK20

Definition
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Cytokeratin 20 is an important marker of Merkel cell carcinomas and gastrointestinal adenocarcinomas. A detection is negative for metastases of small cell lung carcinomas. In addition, CK20 is helpful in the differential diagnosis of genital Paget's disease.

Literature
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  1. Hantschke M et al (2016) Immunohistological techniques. In: L. Cerroni et al. histopathology of the skin. Springer Publishing House Berlin-Heidelberg p. 33.

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Last updated on: 29.10.2020