Dr. Tapan Dhibar Oncoradiology Of Head And Neck - Aroi.org

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tech…• Direct coronal scan - neck extended, gantry perpendicular to hard palate• 3D reconstructions are useful• Dynamic maneuvers - modified valsalva or phonation to distend pyriform sinuses• <strong>Neck</strong> to be shifted to the opposite side for opening up of pyriform sinuses
MRI• Coils• <strong>Head</strong> coil – upto hyoid bone, below - neck coil• Pulse sequences• TSE T2, T1, FLAIR, STIR/Fat Sat, Post contrast,DWI. Most important is T1 and T1+C• Slice thickness 3-4mm, interslice gap of 0-50%• Matrix - at least 256*256. For lesions aroundskull base and sino-nasal cavities 512*512• MRS is upcoming
Page 1 and 2: Oncoradiology of head and neckDr. T
Page 3 and 4: Adamantinoma
Page 5 and 6: Multiple myeloma
Page 7 and 8: • PET-CT• Upcoming modality for
Page 9: tech…• Gantry tilt• Not requi
Page 15 and 16: Nodal staging for head and neck
Page 17 and 18: Supra-glottic SCC
Page 19: Metastasis
Page 22: Upper oesophageal Ca
Page 28: Epidermoid
Page 32 and 33: Rt tonsillar Ca
Page 35 and 36: NasopharynxRt fossa of rosenmuller
Page 37: Parapharyngeal space
Page 40 and 41: Post-styloid compartment - schwanno
Page 42 and 43: Deep mandibular lesion extending to
Page 44 and 45: Lt masticator space lesionRhabdomyo
Page 46 and 47: Sino-nasal cavitiesSCC
Page 48 and 49: Esthesioneuroblastoma
Page 50 and 51: Inverted papilloma
Page 52 and 53: Meningioma
Page 54 and 55: NHL
Page 56 and 57: Pleomorphic adenoma
Page 58 and 59: Hemangioma
Page 60 and 61:
Adenocarcinoma
Page 62 and 63:
Thyroid & parathyroid(visceral spac
Page 64 and 65:
Parathyroid adenoma
Page 66 and 67:
contd…Level IAbove - mylohyoidBel
Page 68 and 69:
Level VAbove - Skull baseBelow - Cl
Page 70 and 71:
Metastasis (RCC)
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Dr. Tapan Dhibar Oncoradiology Of Head And Neck - Aroi.org

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