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29. Imaging of the head and the neck. Imaging methods, indications and strategy.

Revision as of 21:58, 4 January 2024 by Nikolas (talk | contribs) (Created page with "* Imaging ** Modalities *** CT **** Inner ear **** 120 kV *** MRi **** Retrocochlear lesions **** Paresis **** Schwannoma **** Tumors *** X-ray **** Paranasal sinuses **** Facial trauma * '''Cholesteatoma''' ** Basically an epidermoid cyst in middle ear or mastoid process ** '''CT or MRi''' ** '''No contrast necessary''' (not enhanced by contrast) * Carotid space ** A deep compartment of the head and neck ** Contains *** Common and internal carotid arteries *** Internal...")
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  • Imaging
    • Modalities
      • CT
        • Inner ear
        • 120 kV
      • MRi
        • Retrocochlear lesions
        • Paresis
        • Schwannoma
        • Tumors
      • X-ray
        • Paranasal sinuses
        • Facial trauma
  • Cholesteatoma
    • Basically an epidermoid cyst in middle ear or mastoid process
    • CT or MRi
    • No contrast necessary (not enhanced by contrast)
  • Carotid space
    • A deep compartment of the head and neck
    • Contains
      • Common and internal carotid arteries
      • Internal jugular vein
      • Deep cervical lymph node chains (lymph node regions II – IV)
      • Vagus nerve
      • Sympathetic plexus
    • Pathologies
      • Aneurysm/dissection of carotid
      • Thrombophlebitis of int. jugular v.
      • Schwannoma
      • Paraganglioma
  • Salivary glands
    • Salivary stones
      • First-line: Ultrasound
    • Salivary gland tumors
      • Most common: Pleuomorphic adenoma
      • Most common malignant: Mucoepidermoid cc
      • First-line: Ultrasound
  • Thyroid gland
    • Ultrasound
    • Scintigraphy