Pathology dictionary

Carcinoma

What is carcinoma?

Carcinoma is the name given to a group of cancers that develop from specialized epithelial cells found on the surface of a tissue. These cells are normally found throughout the body. There are many different types of carcinomas and each type looks different when examined under the microscope.

Types of carcinoma
  • Squamous cell carcinomaSquamous cell carcinoma is a type of cancer made up of specialized squamous cells. These cells are found on the surface of the skin and on the inner surface of the mouth, esophagus, and large airways. Squamous cell carcinoma can start in any location where squamous cells are normally found.
  • AdenocarcinomaAdenocarcinoma is a type of cancer made up of epithelial cells that normally stick together to form round structures called glands. These kinds of cells are found inside the stomach, colon, breast, and prostate. Adenocarcinoma can start in any location where glands are normally found.
  • Neuroendocrine carcinoma – Neuroendocrine carcinoma is a type of cancer made up of specialized neuroendocrine cells. Common locations for the neuroendocrine carcinoma are the lungs, small bowel, and colon.
A+ A A-