7f2aaf6b_Whole_Body_PET_CT_anatomy__4
[0] Ia [1] Submental nodes [2] Geniohyoid m. [3] Platysma m. [5] Body of hyoid bone [6] Medial edge of anteriorbelly of digastric m. [7] Midline [4] 
Platysma m. Symphysis menti;
Whole-Body PET-CT anatomy
4