Adenocarcinoma of the lung showing strong CEA immunostaining in tumor cells.
Adenocarcinoma of the pancreas with strong CEA immunostaining in all tumor cells.
Cholangiocellular carcinoma of the liver showing strong CEA immunostaining in tumor cells.
Colorectal adenocarcinoma with strong CEA positivity in tumor cells.
Diffuse type stomach cancer with strong CEA immunostaining of all tumor cells.
Hepatocellular carcinoma completely lacking CEA immunostaining.
Intestinal type stomach cancer with moderate to strong CEA immunostaining of tumor cells.
Malignant mesothelioma not showing any CEA immunostaining.
Medullary thyroid cancer with strong CEA immunostaining in all tumor cells.
Moderate to strong CEA positivity in a mucinous carcinoma of the ovary.
Strong CEA immunostaining in <50% of cells of a squamous cell carcinoma of the larynx.
Strong CEA immunostaining in about 60% of cells of a squamous cell carcinoma of the larynx.
Strong CEA immunostaining in about 80% of cells of a squamous cell carcinoma of the uterine cervix.
Weak to moderate CEA immunostaining in a lobular breast cancer.