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Gallbladder Cancer Treatment (PDQ®)     
Last Modified: 07/02/2009
Health Professional Version
Cellular Classification

The histologic types of gallbladder cancer include the following.[1] Some histologic types have a better prognosis than others; papillary carcinomas have the best prognosis.

  • Carcinoma in situ.
  • Adenocarcinoma, not otherwise specified (NOS).
  • Papillary carcinoma.
  • Adenocarcinoma, intestinal type.
  • Mucinous carcinoma.
  • Clear cell adenocarcinoma.
  • Signet-ring cell carcinoma.
  • Adenosquamous carcinoma.
  • Squamous cell carcinoma.
  • Small cell (oat cell) carcinoma.*
  • Undifferentiated carcinoma.*
  • Carcinoma, NOS.
  • Carcinosarcoma.

*Grade 4 by definition.

References

  1. Gallbladder. In: American Joint Committee on Cancer.: AJCC Cancer Staging Manual. 6th ed. New York, NY: Springer, 2002, pp 139-44.