What does "tubulovillous adenoma with high-grade dysplasia" mean?
This term is used to describe the appearance of a colon polyp whose cells appear abnormal in the microscope more than normal. The high grade dysplasia exhibits a higher possibility of the occurrence of these cells in cancer should they not be excised.
Can fragments of a tubulovillous adenoma be missed?
Although this is rare, tiny pieces could be missed. This is why we employ modern imaging and careful sampling in the process of removal to have a complete excision.
Is a tubulovillous adenoma cancer?
No. It is a harmless (non-cancerous) growth, however, due to the possible development of cancer with time, an early diagnosis and excision are essential.
How long does polyp removal take?
Approximately, most of the colonoscopies also include polyp removal and take between 20 minutes to 60 minutes. The time varies according to the size of the polyps and its quantity.
Do I need sedation for a colonoscopy?
Yes. Sedation will ensure that you feel safe and pain free during such a procedure and the gastroenterologist gets to go about their work with some form of safety and efficiency.
How often do I need a follow-up colonoscopy?
The variables are used to know the intervals of follow-up; some of the variables include the size of the polyps, the number of polyps as well as dysplasia that might be present. A doctor will prescribe you your own schedule.
Can large polyps be treated without surgery?
Yes. Most of these large benign polyps are endoscopically removable without the use of open surgery through the application of endoscopic mucosal resection (EMR).
Are there risks with polyp removal?
The complications are few but may comprise of bleeding or slight chances of perforation (tear) in the colon. Our professionals utilize best practices in order to reduce such risks.
Can diet shrink existing polyps?
No. While diet cannot shrink already formed polyps, a high-fiber, low-fat diet can help lower the risk of new polyps developing in the future.
Does family history matter?
Yes. A close relative with colon polyps or cancer increases your risk, and you may need earlier or more frequent screening to catch growths at an early, treatable stage.
Medically Reviewed by
Dr. Bharat Pothuri, MD, FACG
| Updated 03-17-2026