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MyPathologyReport Printed: August 15, 2026

What is a resection?

resection specimen

A resection is a surgical procedure performed to remove an area of abnormal tissue such as a tumour from the body. A resection usually removes all of the abnormal tissue plus some surrounding normal tissue. The tissue removed is called a specimen and the cut edge of the tissue is called the margin. This type of procedure may remove an entire organ or parts of several organs connected to the abnormal tissue. A resection is performed when the abnormal tissue cannot be removed safely with a smaller type of procedure such as an excision or a biopsy.

Types of resections include:

About this article

This article was written by doctors to help you read and understand your pathology report. Contact us if you have questions about this article or your pathology report. For a complete introduction to your pathology report, read this article.

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