BDS 10031 Cysts of the Jaws: Surgical Management
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Questions and Answers

Which type of cyst is the most common in the region of the jaws?

  • Nasopalatine duct cyst
  • Radicular cyst (correct)
  • Dermoid cyst
  • Odontogenic keratocyst

    • What is the characteristic feature of a radicular cyst?

  • Continuous growth around the apex of a vital tooth
  • Formation due to pus accumulation
  • Radiographic appearance as a radiolucency surrounded by a radiopaque margin (correct)
  • Fast growth

    • What causes the continuous growth of a radicular cyst?

  • Necrosis of the surrounding bone
  • Degeneration of the central cells followed by osmosis of fluid from surrounding areas (correct)
  • Accumulation of pus within the cyst
  • Ossification of central cells

    • What might a radicular cyst lead to due to its continuous increase in size?

    <p>Erosion of adjacent vital structures and overlying bone</p> Signup and view all the answers

    What is the characteristic sensation associated with the erosion of overlying bone and periosteum by a radicular cyst?

    <p>Crackling bone sensation or egg shell crackling sensation</p> Signup and view all the answers

    What is true about the classification of a true cyst?

    <p>It must be lined by an epithelial lining to be called a true cyst, otherwise, it is called a pseudocyst</p> Signup and view all the answers

    What characterizes the formation of a radicular cyst?

    <p>'Epithelial rests of Mallasez' refer to remnants of enamel organ epithelium that become entrapped within the jaw during tooth development</p> Signup and view all the answers

    What distinguishes a radicular cyst from other types of cysts?

    <p>Grows in size by osmosis of fluid from surrounding areas</p> Signup and view all the answers

    What is the most common feature associated with the radiographic appearance of a radicular cyst?

    <p>'Scalloping' or 'cupping' appearance at the periphery of the cyst</p> Signup and view all the answers

    What is a defining characteristic of a true cyst?

    <p>Has an epithelial lining</p> Signup and view all the answers

    What distinguishes a radicular cyst from other types of cysts?

    <p>It arises from non-vital teeth and grows slowly around their apex</p> Signup and view all the answers

    What term describes the process by which a radicular cyst grows in size?

    <p>Cystic enlargement through fluid osmosis from surrounding areas</p> Signup and view all the answers

    What is the most common location for cysts to be found in the maxilla?

    <p>Related to the upper central incisor</p> Signup and view all the answers

    Which procedure involves creating a pouch and stimulating new bone formation at the periphery of a cyst?

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

    What is a distinguishing feature of a residual cyst?

    <p>It remains after removal of the offending tooth</p> Signup and view all the answers

    What is a common location for dentigerous cysts to appear?

    <p>Around impacted or unerupted teeth</p> Signup and view all the answers

    What is the distinguishing characteristic of an eruption cyst?

    <p>It occurs in the soft tissues overlying the bone</p> Signup and view all the answers

    What type of cyst arises from the epithelial rests of dental lamina?

    <p>Odontogenic Keratocyst</p> Signup and view all the answers

    What is characteristic of the radiographic appearance of an odontogenic keratocyst?

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

    What is indicated when a cyst is so large that it encroaches a vital structure such as inferior dental canal or maxillary sinus?

    <p>'Marsupialization' creating a pouch and decompressing the cyst</p> Signup and view all the answers

    'Daughter/satellite cells' are associated with which type of cyst?

    <p>Odontogenic Keratocyst'</p> Signup and view all the answers

    What is a distinguishing characteristic of a radicular cyst?

    <p>It is discovered when periapical radiographs are taken of teeth with non vital pulps</p> Signup and view all the answers

    Where does an eruption cyst occur?

    <p>In the soft tissues overlying the bone</p> Signup and view all the answers

    What is used to diagnose odontogenic keratocyst?

    <p>'Incisional biopsy for histopathological examination'</p> Signup and view all the answers

    Which odontogenic cyst is known to have a high rate of recurrence, up to 62%?

    <p>Odontogenic keratocyst (OKC)</p> Signup and view all the answers

    What is the composition of Carnoy’s solution used for chemical cauterization during enucleation?

    <p>Glacial acetic acid – 6ml, Absolute alcohol -3 ml, Chloroform – 3 ml, Ferric chloride -1 gm</p> Signup and view all the answers

    What is the recommended treatment for a multilocular odontogenic keratocyst (OKC)?

    <p>Segmental resection with placement of reconstruction plate</p> Signup and view all the answers

    What distinguishes a nasopalatine cyst from a radicular cyst?

    <p>Shape of the radiolucency</p> Signup and view all the answers

    What distinguishes a solitrary bone cyst from other types of cysts?

    <p>Presence of an epithelial lining</p> Signup and view all the answers

    What is the characteristic feature of an aneurysmal bone cyst?

    <p>&quot;Soap bubble&quot; radiographic appearance</p> Signup and view all the answers

    What distinguishes a nasolabial cyst from a globulomaxillary cyst?

    <p>&quot;Inverted pear shaped&quot; radiographic appearance</p> Signup and view all the answers

    What treatment is recommended for a globulomaxillary cyst?

    <p>&quot;Cyst enucleation&quot;</p> Signup and view all the answers

    "Staphne’s idiopathic bone cyst" is also known by what other name?

    <p>&quot;Traumatic bone cyst&quot;</p> Signup and view all the answers

    "Gorlin-Gortz syndrome" may present with multiple skeletal abnormalities as well as multiple:

    <p>&quot;Odontogenic keratocysts&quot;</p> Signup and view all the answers

    "Nasopalatine cyst" arises from which part of the jaws?

    <p>&quot;Remenants of nasopalatine duct&quot;</p> Signup and view all the answers

    "Aneurysmal Bone Cyst" occurs more commonly in which jaw?

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

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