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 (D)</p> Signup and view all the answers

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

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

What syndrome is associated with multiple odontogenic keratocysts?

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

What is a common association with calcifying odontogenic cysts?

<p>Odontomas (C)</p> Signup and view all the answers

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

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

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

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

What is the primary treatment for Glandular Odontogenic Cyst?

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

Which of the following is NOT an odontogenic cyst?

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

What is a characteristic feature of Glandular Odontogenic Cyst radiographically?

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

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

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

What is the characteristic epithelial lining of Calcifying Odontogenic Cyst?

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

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

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

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

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

What is the typical age range for Aneurysmal Bone Cyst?

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

What is the characteristic radiographic feature of Aneurysmal Bone Cyst?

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

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

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

What is the characteristic histopathological feature of Traumatic Bone Cyst?

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

What is the typical location of Aneurysmal Bone Cyst?

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

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

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

What is the typical radiographic feature of Traumatic Bone Cyst?

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

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

<p>Fibrous and dense (B)</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 (A)</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 (B)</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 (A)</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 (C)</p> Signup and view all the answers

What is the most common location for odontogenic keratocysts?

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

How do odontogenic keratocysts typically grow?

<p>Anteroposterior growth without bone expansion (B)</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 (B)</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 (B)</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 (A)</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 (A)</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 (D)</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 (A)</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 (C)</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 (D)</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 (D)</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 (A)</p> Signup and view all the answers

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