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Metastasis
Metastatic cancer; Cancer metastases
Metastasis is the movement or spreading of cancer cells from one organ or tissue to another. Cancer cells usually spread through the blood or the lymph system .
Lymph system
The lymph system is a network of organs, lymph nodes, lymph ducts, and lymph vessels that make and move lymph from tissues to the bloodstream. The l...
If a cancer spreads, it is said to have "metastasized."
Information
Whether or not cancer cells spread to other parts of the body depends on many things, including:
- The type of cancer
- The stage of the cancer
- Original location of the cancer
Treatment depends on the type of cancer and where it has spread.
References
Doroshow JH. Approach to the patient with cancer. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine . 25th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 179.
Rankin EB. Erler J. Giaccia AJ. The cellular microenvironment and metastases. In: Niederhuber JE, Armitage JO, Doroshow JH, Kastan MB, Tepper JE, eds. Abeloff's Clinical Oncology . 5th ed. Philadelphia, PA: Elsevier Churchill Livingstone; 2016:chap 3.
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Kidney metastases, CT scan - illustration
A CT scan of the middle abdomen showing metastasis (cancer that has spread) in the left kidney in a patient with carcinoma of the lung. Note the large dark circular tumor in the kidney on the right side of the picture.
Kidney metastases, CT scan
illustration
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Liver metastases, CT scan - illustration
A CT scan of the upper abdomen showing multiple metastasis (cancer that has spread) in the liver of a patient with carcinoma of the large bowel. Note the dark areas in the liver (left side and center of picture).
Liver metastases, CT scan
illustration
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Lymph node metastases, CT scan - illustration
A CT scan of the middle abdomen showing a large tumor mass due to metastasis (spreading cancer) in abdominal lymph nodes.
Lymph node metastases, CT scan
illustration
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Spleen metastasis - CT scan - illustration
This CT scan of the upper abdomen shows multiple tumors in the liver and spleen that have spread (metastasized) from an original intestinal cancer (carcinoma).
Spleen metastasis - CT scan
illustration
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Kidney metastases, CT scan - illustration
A CT scan of the middle abdomen showing metastasis (cancer that has spread) in the left kidney in a patient with carcinoma of the lung. Note the large dark circular tumor in the kidney on the right side of the picture.
Kidney metastases, CT scan
illustration
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Liver metastases, CT scan - illustration
A CT scan of the upper abdomen showing multiple metastasis (cancer that has spread) in the liver of a patient with carcinoma of the large bowel. Note the dark areas in the liver (left side and center of picture).
Liver metastases, CT scan
illustration
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Lymph node metastases, CT scan - illustration
A CT scan of the middle abdomen showing a large tumor mass due to metastasis (spreading cancer) in abdominal lymph nodes.
Lymph node metastases, CT scan
illustration
-
Spleen metastasis - CT scan - illustration
This CT scan of the upper abdomen shows multiple tumors in the liver and spleen that have spread (metastasized) from an original intestinal cancer (carcinoma).
Spleen metastasis - CT scan
illustration
Review Date: 11/12/2016
Reviewed By: Jennifer K. Mannheim, ARNP, Medical Staff, Department of Psychiatry and Behavioral Health, Seattle Children's Hospital, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
