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.
Alveolar bone loss is evidenced by radiolucency in the coronal area of the bone. Horizontal bone loss (a,b) appears as generalized bone loss of a similar level across all or part of an arcade (red arrows). Vertical (angular) bone loss (c,d) has the radiographic appearance of one area of recession below the surrounding bone (white arrows). Note also in (d) the fractured third incisor (103; blue arrow) and retained root tip of the second incisor (102; red arrow)
