Chapter 7 Part 2 Neoplasia

  1. Odontogenic tumors are frequently malignant T or F
    • False
    • They are rarely malignant
    • –Ameloblastoma
    • –Calcifying epithelial odontogenic tumor (CEOT)
    • –Adenomatoid odontogenic tumor (AOT)
    • –Calcifying Odontogenic Cyst
    • –Myxoma
    • –Cementifying fibroma
    • –Peripheral odontogenic ossifying fibroma
    • –Cementoblastoma
    • –Ameloblastic fibroma
    • –Odontoma
  5. What kind of tumor is the Ameloblastoma
    Unencapsulated “benign”, slow-growing and locally aggressive tumor that can occur in either arch and can cause extensive destruction
  6. The Classic radiographic appearance of an Ameloblastoma is a ________ and can occur with a _______
    • multilocular soap-bubble-like or honey-combed radiolucency
    • dentigerous cyst
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  8. 80% of Ameloblastomas arise in the _________ arch especially in the _________ area
    • mandibular
    • molar-ramus
  9. Calcifying Epithelial Odontogenic Tumor aka Pindborg Tumor is unique in that it does not resemble __________ and composed of islands and sheets of polyhedral epithelial cells with ________
    • odontogenic epithelium
    • calcifications that resemble enamel protein
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    Calcifying Epithelial Odontogenic Tumor
  11. The Adenomatoid Odontogenic Tumor
    radiographically appears as a _______ radiolucency, usually involved with ________.
    • well-circumscribed
    • unerupted anterior crowns of young patients
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    Adenomatoid Odontogenic Tumor
  13. The _________ are one of the characteristic features of the Adenomatoid Odontogenic Tumor
    duct-like structures
  14. About 70% of Adenomatoid Odontogenic Tumors are associated with
    impacted teeth
  15. An essential feature of a Calcifying Odontogenic Cyst is the presence of _________
    “ghost cells,” round structures with clear centers essential feature
  16. Odontogenic myxoma is a benign __________ tumor that arises from __________ and occurs most often between ages _______
    • nonencapsulated infiltrating
    • mesenchymal tissue from the dental papilla
    • 10 and 29
  17. Cementifying and Ossifying Fibromas are
    Benign well-circumscribed tumors composed of _________ resembling _________ and
    Classified as a fibro-osseous tumor because it contains __________
    • rounded or globular calcifications
    • cementum OR bone
    • connective tissue and bone
  18. The X-Ray appearance of the Benign Cementoblastoma is a __________. The mass is surrounded by a _________. The tooth is _________
    • well-defined radiopaque mass attached to the root of the tooth, obliterating the apex
    • radiolucent halo
    • vital and asymptomatic
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    Benign Cementoblastoma
  20. Ameloblastic Fibroma is a benign nonencapsulated odontogenic tumor composed of _________ and tissue that resembles the ________. It occurs commonly in the _________.
    • both strands and small islands of epithelium
    • dental papilla
    • mandibular molar area over an unerupted tooth
  21. By definition the odontoma refers to an odontogenic tumor of mixed origin with _________ exhibiting complete differentiation, with the ameloblasts and odontoblasts forming enamel and dentin.
    epithelial and mesenchymal cells
  22. What are the two types of odontoma
    • Complex
    • Compound
  23. Complex odontoma consists of a mass of __________ but DOES NOT resemble a ________
    • enamel, dentin, cementum and pulp
    • tooth
  24. Compound odontoma consists of a
    collection of numerous small teeth
  25. What is the most common odontogenic tumor
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    Peripheral ossifying fibroma
  27. The Peripheral ossifying fibroma presents as a ________ that appears to originate from the _________
    • sessile or pedunculated lesion
    • interdental papilla
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  29. Image Upload 7
    Neurofibroma and Schwannoma
  30. Neurofibroma and Schwannoma are benign tumors associated with a ________, specifically from _______
    • peripheral nerve
    • Schwann cells
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    Granular cell tumor
  32. Congenital epulis presents as a ________ on the __________
    • sessile or pedunculated mass
    • gingiva of a newborn, usually anterior maxilla
  33. Rhabdomyoma is a benign tumor of
    striated muscle
  34. Rhabdomyosarcoma is a
    Malignant tumor of striated muscle
  35. What is the most common malignant soft tissue tumor of the head and neck of children
  36. Hemangioma is a _________ and the most common site is ________
    • benign proliferation of capillaries
    • the tongue
  37. Lymphangioma is a
    Benign tumor composed of lymphatic vessels
  38. Kaposi’s Sarcoma Presents as ________ and the most common site is ________
    • raised pink or red papules or plaques
    • Hard palate and gingiva
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    Kaposi’s Sarcoma
  40. Melanocytic Nevi most commonly occurs on the
    hard palate or buccal mucosa
  41. Osteoma is a ________ composed of ______
    • benign, asymptomatic tumor
    • mature bone
  42. Most common primary tumor of bone in patients under 40
  43. ________ is common when
    Osteosarcoma affects the mandible
    Lip paresthesia
  44. Leukemia is a group of disorders characterized by ______.
    Normal bone marrow is replaced by ______
    • overproduction of atypical white blood cells = leukocytosis
    • proliferation of immature white blood cells
  45. The Most common oral involvement in Leukemia is
    diffuse gingival enlargement with persistent bleeding
  46. Multiple myeloma is a ________ and Most commonly occurs after age ___
    • Systemic, malignant proliferation of plasma cells
    • 60
  47. Lymphoma is a ________ and clinically appear as
    • Malignant tumor of lymphoid tissue, mostly soft-tissue involvement
    • gradual enlargement of the involved lymph nodes
Card Set
Chapter 7 Part 2 Neoplasia
Chapter 7 Part 2 Neoplasia