An official website of the United States government
Here's how you know
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.
Periapical radiographs of tooth #19; A) Diagnostic periapical radiograph; B) Periapical radiograph shows an endodontic file in the third distal canal; C) Master-cone-confirmation periapical radiograph; D) Final radiograph; 5 canals were obturated