: A "burlap" or "soap-bubble" appearance may occur if gas becomes trapped within the fibers of the sponge, often indicating a secondary infection or abscess formation.
When a sponge is retained, it often presents with specific features on an X-ray or CT scan: Xray that includes sponges
: Over time, the sponge may appear as a "whirled" or reticular pattern due to the physical structure of the gauze fibers. : A "burlap" or "soap-bubble" appearance may occur