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.
Colonoscopy and endoscopic ultrasonography results. A, B: Colonoscopy showed an extensive hypervascular submucosal lesion, with tortuous submucosal veins and nodular mucosa; C: Endoscopic ultrasonography revealed an extensive anechoic mass with clear demarcation.
