BDS10010 Cystic Lesions of Bone: Radiological and Histopathological Features
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Questions and Answers

Which type of cyst is the botryoid odontogenic cyst?

  • A polycystic variant of lateral periodontal cyst (correct)
  • A residual cyst
  • A dentigerous cyst
  • A developmental gingival cyst of adults

What is the clinical appearance of the gingival cyst of the newborn (Bohn's nodules)?

  • Painless swelling
  • Multiple white nodules (correct)
  • Same color as adjacent normal mucosa
  • Small and well-circumscribed

What is the treatment for gingival cyst of the newborn (Bohn's nodules)?

  • Surgical excision
  • Local antibiotic application
  • Radiation therapy
  • No treatment is required because these cysts rupture spontaneously (correct)

Which cyst arises from dental lamina rests?

<p>Developmental gingival cyst of adults (B)</p> Signup and view all the answers

What are the radiographic features of the lateral periodontal cyst?

<p>Small unilocular, teardrop-shaped radiolucent area (C)</p> Signup and view all the answers

What is the usual color of an eruption hematoma?

<p>Blue to purple (C)</p> Signup and view all the answers

What is the usual treatment for an eruption cyst if the tooth does not erupt spontaneously?

<p>Simple excision of the roof of the cyst (B)</p> Signup and view all the answers

What are the histopathologic features of the botryoid odontogenic cyst?

<p>Thin non-keratinized stratified squamous epithelium with clusters of clear cells (B)</p> Signup and view all the answers

What is the usual site for the lateral periodontal cyst?

<p>Mandible, usually anterior to molars (A)</p> Signup and view all the answers

What is the main characteristic of developmental gingival cyst of adults on radiographic examination?

<p>Negative x-ray with small radiolucent area and thin sclerotic margin (C)</p> Signup and view all the answers

What is the usual size of a lateral periodontal cyst?

<p>Not more than 1cm in diameter (C)</p> Signup and view all the answers

What is the main characteristic feature of a residual cyst on radiographic examination?

<p>Multilocular radiolucent area with thick sclerotic margin (A)</p> Signup and view all the answers

What is the most common type of cystic lesion of the jaws?

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

Which type of cyst is characterized by an absence of an epithelial lining?

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

Where are cysts more common than in any other bone?

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

What is the defining feature of a pseudocyst?

<p>It lacks an epithelial lining (D)</p> Signup and view all the answers

Which type of cyst is associated with the development of teeth?

<p>Radicular cysts (A)</p> Signup and view all the answers

What is the main component of odontogenic keratocysts?

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

Which type of cyst is lined by an enamel organ?

<p>Dentigerous cysts (B)</p> Signup and view all the answers

"Aneurysmal bone cysts" are characterized by what type of content?

<p>&quot;Aneurysmal&quot; spaces filled with blood (A)</p> Signup and view all the answers

"Lateral periodontal cysts" are mainly found in which region?

<p>&quot;Mandibular&quot; posterior region (C)</p> Signup and view all the answers

"Nasopalatine duct cysts" are commonly located in which area?

<p>&quot;Maxillary&quot; anterior region (A)</p> Signup and view all the answers

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