Imaging of the head and neck Flashcards
1
Q
What are the clinical sub regions of the head and neck
A
Skull base Orbit Temporal bone Sinuses Facial bones Floor of the mouth Suprahyoid neck Infrahyoid neck Thoracic aperture
2
Q
Neck compartments
A
Pharnygeal mucosa Parapharyngeal space Parotid space Masticator space Sublingual space Submandibular space Buccal space Retropharyngeal space Danger space Perivertebral space Carotid space
3
Q
Danger space boundaries
A
In between the Alar fascia and the Perivertebral space/prevertebral fascia.
4
Q
Fascia behind the pharynx
A
pharnyx –> Buccopharnygeal/Visceral fascia of the pharynx –> Retropharnygeal space –> Alar fascia –> Danger space –> Prevertebral fascia –> Perivertebral space–>Vertebrae periosteum.
5
Q
Infrahyoid neck compartments
A
Anterior cervical Posterior cervical Visceral Retropharyngeal Danger Perivertebral Carotid
6
Q
Imaging the sinuses
A
radiography can evaluate sinus opacity, and ear infections
7
Q
What are lateral neck radiographs
A
to show tracheal narrowing or dislocation from thyroid enlargement.
8
Q
Neck imagin
A
US
MDCT
CT angiography
9
Q
Imaging the skull base
A
Done with CT
10
Q
Temporal bone
A
HRCT
