Stains
Cytokeratin 18 (CK18, K18)


Topic Completed: 1 October 2013

Minor changes: 28 August 2020

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PubMed Search: CK18[title]

Nat Pernick, M.D.
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Cite this page: Pernick N. Cytokeratin 18 (CK18, K18). PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/stainsck18.html. Accessed September 20th, 2020.
Definition / general
Uses by pathologists
Positive staining - normal
Positive staining - not malignant
Positive staining - malignant
Negative staining
Microscopic (histologic) images

Contributed by Leica Microsystems (Biosystems Division)

Colon (normal)
CK 8 / 18 (5D3)
with intense cytoplasmic
and membranous staining



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Choroid plexus papilloma

Additional references
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