: Many hospitals now use Radio-Frequency Identification (RFID) or barcoded sponges in addition to X-ray markers to provide a second layer of verification.
: If the count is "off," a mobile X-ray (C-arm) is brought into the operating room to scan the surgical site before the patient is closed. Xray that includes sponges
: The most common finding is the visualization of the barium-impregnated thread. Xray that includes sponges
When a sponge is retained, it often presents with specific features on an X-ray or CT scan: Xray that includes sponges