Fig. 5. Cut-off level for serum creatinine (A) and eGFR (B) for stopping metformin before contrast-enhanced CT scans in Korean hospitals.
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.