Old Conditions

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Author:
Anonymous
ID:
145210
Filename:
Old Conditions
Updated:
2012-04-02 06:52:16
Tags:
oral path tufts
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Description:
exams 1-3
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  1. ectopic sebaceous glands on oral mucosa
    • fordyce granules
    • --sebum producers
  2. fordyce clinical:
    o Multiple yellow-white papules à plaques

    • o Most common on buccal mucosa, labial
    • mucosa, retromolar area

    o Also genital mucosa
  3. Common
    in African Americans

    o 90% adults and 50% children

    o Another “normal anatomic variant”
    Leukoedema
  4. Diffuse, opalescent white mucosal surface, folded, wrinkled





















    v
    Diffuse
    opalescent white mucosal surface, folded, wrinkled

    o Unlike Fordyce granules, it is white not
    yellow
    leukoedema
  5. whiteness diminishes when mucosa stretched
    leukoedema
  6. no eye involvement
    WSNevus
  7. eye involvement
    HBID
  8. Don't dissipate on mucosa stretching
    leukoedema
  9. Associated w:
    --geographic tongue
    --melkerson rosenthal syndrome
    fissured tongue
  10. rete ridge hyperplasia w/ loss of surface keratinization
    fissured tongue
  11. keratin accumulation on filiform papilla
    hairy tongue
  12. hairy tongue common in:
    • 1. heavy smokers
    • 2. ABX
    • 3. poor hygeine
    • 4. debilitation
    • 5. mouthwashes
    • 6. oral infxns
  13. varix age
    rare in children

    common in older adults
  14. varix location
    • sublingual location
    • --lip
    • --buccal mucosa
  15. blue-purple asymptomatic vesicles
    varix
  16. torus palatinus location
    • midline
    • hard palate
  17. t. palatinus male/female
    female 2:1
  18. torus palatinus symptom/asymptom
    asymptom
  19. torus predilection
    --asian
  20. torus mandibularis location
    • 90% bilateral
    • lingual mandible
    • males
  21. lingual concavity of mandible--> oftan contains normal submandibular gland
    stafne defect
  22. stafne defect: uni or bilateral
    unilatera
  23. stafne predilection
    80-90% male
  24. stafne: symptomatic or asymptom
    asymptom
  25. Stafne Xray
    • 1. well-circumscribed
    • 2. lucent
    • 3. below inferior alveolar canal
    • 4. usually corticated border
  26. stafne defect txment
    none
  27. most common non-odontogenic cyst of oral cavity
    nasopalatine duct cyst
  28. nasopaltine cyst etiology
    Spontaneous cystic degeneration of remnants of nasopalatine ducts
  29. nasopalatine duct cyst predilection
    1. males
  30. Nasopalatine duct cyst
    • 1. anterior palatal swelling
    • 2. adjacent teeth vital
  31. nasopalatine duct cyst xray
    • 1. lucency >6mm
    • 2. round to oval, heart or inverted
    • 3. root resorption rare
  32. excess cementum layer on apical of root surface
    hypercementosis
  33. hypercementosis location
    PMs most common
  34. PA granuloma: xray
    • 1. Circumscribed or ill-defined
    • 2. root resorption
    • 3. can't tell from PA cyst
  35. Pyronine bodies
    PA granuloma
  36. Russell bodies
    PA granuloma
  37. PA scar
    PA granuloma
  38. PA scar contents
    dense fibrous tissue may fill defect if both cortical plates lost
  39. PA cyst location
    maxilla
  40. PA cyst
    • --nonvital
    • --epithelium at epex stimulated to form epi-lined cyst
  41. Residual PA cyst
    • PA inflammatory tissue not curretted--> left behind
    • can spontaneously resolve
  42. Identical to PA granuloma
    PA cyst
  43. Lateral radicular cyst
    luceny along lateral root
  44. residual cyst
    round to oval luceny at previous extraction site
  45. Radio diff dx:
    • 1. PA granuloma
    • 2. Bone scar
    • 3. PA cemento-osseous dysplasia
    • 4. langerhans cell dx
    • 5. benign & malignant tumors
  46. Tenderness relieved by direct pressure
    intense pain, extreme sensitivity to percussion
    tooth extrudes, tissue swells
    PA abscess

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