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==Sponge artifact== | ==Sponge artifact== | ||
* | *Angulated pieces of tissue with punched-out missing fragments.<ref name=pmid2252429>{{cite journal |author=Landas SK, Bromley CM |title=Sponge artifact in biopsy specimens |journal=Arch. Pathol. Lab. Med. |volume=114 |issue=12 |pages=1285–7 |year=1990 |month=December |pmid=2252429 |doi= |url=}}</ref> | ||
*May result in little squares of tissue arranged in a regular pattern. | |||
==Bubble artifact== | ==Bubble artifact== |
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