eRadiograph Volume 7: Imaging of Oral Cavity | Page 293

Figure 2:
BOUNDARIES• Pharyngeal mucosal space is anterior in suprahyoid neck and visceral space is anterior
in infrahyoid neck.
• Perivertebral space is posterior
• PPS is anteriolateral
• Carotid is lateral.

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Retropharyngeal Space

Fig. 2