Cystic Lesions of Bone in Jaws and Allied Structures
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Questions and Answers

What is the recurrence rate of odontogenic keratocysts?

  • About 50%
  • About 25% (correct)
  • About 2%
  • About 8%

    • What is the treatment of choice for orthokeratinizing odontogenic cysts?

  • Resection
  • Enucleation and curettage (correct)
  • Medication
  • Observation

    • What is the most common age range for the occurrence of calcifying odontogenic cysts?

  • 1st decade
  • 2nd decade (correct)
  • 4th decade
  • 3rd decade

    • What is a common radiographic feature of calcifying odontogenic cysts?

    <p>Unilocular radiolucency with multiple small radiopaque foci</p> Signup and view all the answers

    What is the difference between odontogenic keratocysts and orthokeratinizing odontogenic cysts?

    <p>Epithelial lining</p> Signup and view all the answers

    What syndrome is associated with multiple odontogenic keratocysts?

    <p>Gorlin-Goltz syndrome</p> Signup and view all the answers

    What is a common association with calcifying odontogenic cysts?

    <p>Odontomas</p> Signup and view all the answers

    What is the recurrence rate of odontogenic keratocysts after Carnoy's solution treatment?

    <p>8%</p> Signup and view all the answers

    Which cyst is characterized by the presence of ghost cells and dysplastic dentine?

    <p>Calcifying Odontogenic Cyst</p> Signup and view all the answers

    What is the primary treatment for Glandular Odontogenic Cyst?

    <p>Enucleation or curettage</p> Signup and view all the answers

    Which of the following is NOT an odontogenic cyst?

    <p>Nasopalatine duct cyst</p> Signup and view all the answers

    What is a characteristic feature of Glandular Odontogenic Cyst radiographically?

    <p>Multilocular radiolucency with scalloped border</p> Signup and view all the answers

    Which cyst is known for its aggressive behavior and tendency for recurrence?

    <p>Glandular Odontogenic Cyst</p> Signup and view all the answers

    What is the characteristic epithelial lining of Calcifying Odontogenic Cyst?

    <p>Keratinized epithelium with basal cells</p> Signup and view all the answers

    Which cyst is associated with the presence of surface columnar cells with cilia?

    <p>Glandular Odontogenic Cyst</p> Signup and view all the answers

    What is the treatment of choice for large, multilocular Glandular Odontogenic Cysts?

    <p>En bloc resection</p> Signup and view all the answers

    What is the typical age range for Aneurysmal Bone Cyst?

    <p>Below 30</p> Signup and view all the answers

    What is the characteristic radiographic feature of Aneurysmal Bone Cyst?

    <p>Multilocular radiolucency</p> Signup and view all the answers

    What is the primary cause of painful swelling in Aneurysmal Bone Cyst?

    <p>Increased venous pressure</p> Signup and view all the answers

    What is the characteristic histopathological feature of Traumatic Bone Cyst?

    <p>Thin connective tissue lining</p> Signup and view all the answers

    What is the typical location of Aneurysmal Bone Cyst?

    <p>Mandibular posterior area</p> Signup and view all the answers

    What is the characteristic of the spaces in Aneurysmal Bone Cyst?

    <p>Filled with blood</p> Signup and view all the answers

    What is the typical radiographic feature of Traumatic Bone Cyst?

    <p>Unilocular radiolucency</p> Signup and view all the answers

    What is the characteristic of the connective tissue in Aneurysmal Bone Cyst?

    <p>Fibrous and dense</p> Signup and view all the answers

    Which of the following is a radiographic feature typically associated with odontogenic keratocyst?

    <p>Multilocular radiolucent area with soap bubble appearance</p> Signup and view all the answers

    What is the typical histopathological lining of an odontogenic keratocyst?

    <p>Parakeratinized epithelial lining without rete peg formation</p> Signup and view all the answers

    Which feature is often seen in the macroscopic appearance of an odontogenic keratocyst?

    <p>Cystic cavity with cheesy white aspirate</p> Signup and view all the answers

    Which age group is most commonly affected by odontogenic keratocysts?

    <p>Individuals in their 2nd or 3rd decade of life</p> Signup and view all the answers

    What is the most common location for odontogenic keratocysts?

    <p>Ramus area of the mandible</p> Signup and view all the answers

    How do odontogenic keratocysts typically grow?

    <p>Anteroposterior growth without bone expansion</p> Signup and view all the answers

    Which type of epithelial cells are described as having a tombstone appearance in odontogenic keratocysts?

    <p>Basal cells</p> Signup and view all the answers

    What is the recommended treatment approach for large or multilocular odontogenic keratocysts?

    <p>Enucleation with or without marsupialization or resection</p> Signup and view all the answers

    What is the primary embryonic structure involved in the formation of the nasopalatine duct cyst?

    <p>Nasopalatine duct</p> Signup and view all the answers

    During which decades of life is the nasopalatine duct cyst most commonly diagnosed?

    <p>4th and 6th decades</p> Signup and view all the answers

    How does a nasopalatine duct cyst typically appear on a radiograph?

    <p>Round or heart-shaped radiolucent area</p> Signup and view all the answers

    Which type of epithelium lines the cystic cavity of a nasopalatine duct cyst?

    <p>Stratified squamous or pseudostratified ciliated columnar epithelium</p> Signup and view all the answers

    In a nasopalatine duct cyst, what feature can be seen in the connective tissue wall?

    <p>Neurovascular bundles and mucous glands</p> Signup and view all the answers

    Which specific term refers to a nasopalatine duct cyst that appears in the soft tissue of the incisive papilla area?

    <p>Cyst of incisive papilla</p> Signup and view all the answers

    What is a distinguishing characteristic of a cyst of the incisive papilla?

    <p>It discharges a salty fluid</p> Signup and view all the answers

    What feature distinguishes a traumatic bone cyst from other types of cysts mentioned?

    <p>Bone involvement without epithelial lining</p> Signup and view all the answers

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