Wedge resection is a
surgical procedure
Surgery ''cheirourgikē'' (composed of χείρ, "hand", and ἔργον, "work"), via la, chirurgiae, meaning "hand work". is a medical specialty that uses operative manual and instrumental techniques on a person to investigate or treat a pat ...
to remove a triangle-shaped slice of tissue. It may be used to remove a
tumor
A neoplasm () is a type of abnormal and excessive growth of tissue. The process that occurs to form or produce a neoplasm is called neoplasia. The growth of a neoplasm is uncoordinated with that of the normal surrounding tissue, and persists ...
or some other type of tissue that requires removal and typically includes a small amount of normal tissue around it.
It is easy to repair, does not greatly distort the shape of the underlying organ and leaves just a single stitch line as a residual.
References
Wedge resectionentry in the public domain NCI Dictionary of Cancer Terms
Surgical removal procedures
Surgical oncology
{{oncology-stub