Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Contrast‐enhanced computed tomography 6 and 16 days after cold snare polypectomy (CSP): (a) hematoma (white arrow) 6 days after CSP, unchanged; (b) hematoma (white arrow) was decreased to about 45 mm in 16 days after CSP; and (c) coronal view of the hematoma (white arrow) 16 days after CSP
