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Characterisation neck lymph nodes
Fine Needle Aspiration Cytology (FNAC)
Summary Ultrasound
Superficial technique
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Primary evaluation of neck swelling
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H&N ca.: lymph node staging
Disadvantages:
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No evaluation of primary tumor
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Operator dependent
Advantages:
–
FNAC
Objectives
Ultrasound
Panoramic dental X-ray
CT
MRI
Daily practice: Panoramic X-ray
Male, 28 years
Swelling left upper jaw since > 1 year
CT
Diagnosis??
Soft tissue window
Bone window
Radiological diagnosis
Mucocele
•
Expanded (part of) paranasal sinus
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Cystic lesion due to chronic obstruction of the
ostium
•
Expansion / remodelling of bone
•
Slow development of complaints
•
Needs surgical therapy