Author: Nat Pernick, M.D.

Revised: 9 July 2018, last major update December 2011

Copyright: (c) 2003-2018,, Inc.

PubMed Search: calretinin[title]
Cite this page: Pernick, N. Calretinin. website. Accessed October 21st, 2018.
Definition / general
  • Calcium binding protein structurally related to S100 and inhibin
  • Nuclear and cytoplasmic staining
Uses by pathologists
Microscopic (histologic) images

Images hosted on Pathout server:

Ovarian granulosa cell tumor (adult)

Images hosted on other servers:

Mesothelioma: clear cell variant (pleura)

Mesothelioma-deciduoid variant: fig 6


Mesothelioma: various images

Adenomatoid tumor

Adrenal gland corticomedullary mixed tumor (fig C/D)

Colonic medullary carcinoma (fig E)

Granular cell tumor

Primary retroperitoneal mucinous cystadenoma (fig 7)

Serous effusions

Positive staining - normal
Positive staining - disease
Negative staining