Figure 1. Four quadrants system used to determine localization of parathyroid gland.
No overly descended glands were found on this group of patients. Photo published with permission from Carolyn Iverson.
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.