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.
Distance and angle measurements used for cephalometric analysis
| Angles | Distance |
| SNA | S-N |
| SNB | S-PNS |
| ANB | S-ANS |
| Interincisal angle | S-Gn |
| U1-NA angle | Me-ANS |
| L1-NB angle | N-A |
| N-B | |
| N-Pog | |
| U1-NA | |
| L1-NB | |
| PNS-ANS |
1, incisor; A, A point; ANS, anterior nasal spine; B, B point; Gn, gonion; L, lower; Me, menton; N, nasion; PNS, posterior nasal spine; Pog, pogonion; S, sella; U, upper.
