2016_Head & Neck COURSE BOOK

Inferior soft tissue contrast (vs. MRI) Base of tongue ca.

Nodal staging

Hypopharyngeal ca.

Supraglottic laryngeal ca.

CT

MRI

CT: Dental metallic fillings

Dental filling artifacts: CT / MRI

‘Streak’ artifacts

CT

MRI

Standard directions

Multi-detector Spiral CT Neck

Sagital

 ‘Box’ acquisition

– Upper orbit / lung apex

 Scanning time: +/- 7 sec.

 +/- 400 sections: 1,5mm – Reconstructions: 3mm – Standard directions (3)

Transverse

Coronal

5

5