Diagnostic imaging
Clinical “blind spots”
parapharyngeal space
retropharyngeal nodes
deep muscles of tongue and floor of mouth
pterygoid muscle compartment
paranasal sinuses, retromaxillar area
pre- and paravertebral areas
pre-epiglottic space
bone/cartilage
base of skull
thoracic inlet/upper mediastinum
MRI or CT
Ultrasound + cytology (neck nodes)
Chest X-ray, chest CT (extensive nodal disease, supraclavicular nodes)
PET?
Head and neck cancer: diagnostic workup