Cytologic evaluation
Cell evaluation; Cytology
Cytologic evaluation is the analysis of cells from the body under a microscope. This is done to determine what the cells look like, and how they form and function.
The test is usually used to look for cancers and precancerous changes. It may also be used to look for viral infections in cells. The test differs from a biopsy because only cells are examined, not pieces of tissue.
The Pap smear is a common cytologic evaluation that looks at cells from the cervix. Some other examples include:
Pap smear
The Pap test checks for cervical cancer. Cells scraped from the opening of the cervix are examined under a microscope. The cervix is the lower part...
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Cytology exam of fluid from the membrane around the lungs (pleural fluid)
Cytology exam of fluid from the membran...
A cytology exam of pleural fluid is a laboratory test to detect cancer cells and certain other cells in the area that surrounds the lungs. This area...
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Cytology exam of urine
Cytology exam of urine
A cytology exam of urine is a test used to detect cancer and other diseases of the urinary tract.
- Cytology exam of saliva mixed with mucus and other matter that is coughed up (sputum)
References
Kumar V, Abbas AK, Aster JC. Neoplasia. In: Kumar V, Abbas AK, Aster JC, eds. Robbins and Cotran Pathologic Basis of Disease . 9th ed. Philadelphia, PA: Elsevier Saunders; 2015:chap 7.
Stedman's Online Medical Dictionary . www.stedmansonline.com/content.aspx?id=mirC2500003494&termtype=t. Accessed Sept. 9, 2015.
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Pleural biopsy - illustration
In a pleural biopsy, a small piece of pleural tissue in the chest is removed with a needle. The biopsy may distinguish between a cancerous and noncancerous disease. It also can help to detect whether a viral, fungal or parasitic disease is present.
Pleural biopsy
illustration
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Pleural biopsy - illustration
In a pleural biopsy, a small piece of pleural tissue in the chest is removed with a needle. The biopsy may distinguish between a cancerous and noncancerous disease. It also can help to detect whether a viral, fungal or parasitic disease is present.
Pleural biopsy
illustration
Review Date: 8/13/2015
Reviewed By: Frank A. Greco, MD, PhD, Director, Biophysical Laboratory, Edith Nourse Rogers Memorial Hospital, Bedford, MA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.