Head and Neck

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Author:
Anonymous
ID:
42521
Filename:
Head and Neck
Updated:
2010-10-16 09:43:17
Tags:
Head Neck
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Description:
surgery
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  1. Name the subsites of the supraglottis
    • -false cord
    • -arytenoid
    • -suprahyoid epiglottis
    • -A-E-folds
    • -infrahyoid epiglottis
  2. what percentage of supraglottic tumors will have cervical mets?
    t1,2,3,4
    • T1: 20
    • T2: 40
    • T3: 60
    • T4: 80
  3. Define supraglottic T3 tumor
    • vocal cord fixation
    • or invades postcricoid area, pre-epiglottic tissues, paraglottic space, and or inner cortex of the thyroid cartilage invasion
  4. Define supraglottic 4a
    • invades through thyroid cartilage
    • tissues beyond larynx (trachea, soft tissues of the neck, deep muscles of the tongue, thyroid, esophagus)
  5. Define supraglottic 4b
    • invades pervertebral space
    • encases carotid
    • invades mediastinal structures
  6. Define glottic T1a
    limited to one cord
  7. Define glottic T1b
    tumor involves both cords
  8. Define glottic T2
    • tumor extends to the supraglottis or subglottis
    • and/or with impaired vocal cord mobility
  9. Define glottic T3
    • vocal cord fixation
    • and/or invades paraglottic space
    • and/or minor thyroid cartilage erosion
  10. Define glottic T4a
    • invades through cartilage
    • invades tissues beyond larynx (trachea, soft tissues of the neck, deep intrinsic muscles of the tongue, thyroid esophagus)
  11. Define glottic 4b
    • invades prevertebral space
    • encases carotid
    • invades mediastinal structures
  12. Define subglottis T1
    limited to subglottis
  13. Define subglottis T2
    tumor extends to vocal cords with normal or impaired mobility
  14. Define subglottis T3
    vocal cord fixation
  15. Define subglottis T4a
    • invades cricoid cartilage, thyroid cartilage, and or invades tissues beyond larynx
    • (trachea, soft tissues of the neck, deep muscles of the tongue, thyroid, esophagus)
  16. Define subglottis T4b
    • prevertebral space
    • encases carotid
    • invades mediastinal structures
  17. What are the oropharyngeal subsites?
    • pharyngeal walls
    • soft palate
    • tonsils
    • base of tongue
  18. Define oropharyngeal T1-T3
    • T1: less than 2cm
    • T2: greater than 2 less than 4
    • T3: greater than 4
  19. Define oropharyngeal T4a (5)
    • invades larynx
    • deep/extrinsic muscle of the tongue
    • medial pterygoid (muscle?)
    • hard palate
    • mandible
  20. Define oropharyngeal T4b (5)
    • invades lateral pterygoid muscle
    • pterygoid plates
    • lateral nasopharynx
    • skull base
    • encases carotid artery
  21. What are the subsites of the oral cavity? (8)
    • lip
    • oral tongue
    • buccal mucosa
    • floor of mouth
    • lower gingiva
    • upper gingiva
    • retromolar trigone
    • hard palate
  22. Define oral cavity T1-3
    • T1: less than 2
    • T2: more than 2 less than 4
    • T3: more than 4
  23. Define oral cavity T4a
    • invades cortical bone
    • deep tongue muscles
    • maxillary sinus
    • skin of face
  24. Define oral cavity T4b
    • invades masticator space
    • pterygoid plates
    • skull base
    • encases carotid

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