Test Your Knowledge of Masseteric Hypertrophy and Skeletal Muscle Tumours!
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Questions and Answers

What is the main cause of Masseteric Hypertrophy?

  • Poor oral hygiene
  • Parafunctional habits (correct)
  • Genetics
  • Oral cancer

Which type of tumor arises from smooth muscle around the circumvallate papillae?

  • Rhabdomyoma
  • Angioleiomyoma
  • Leiomyoma (correct)
  • Leiomyosarcoma

What is the prefix that indicates a smooth muscle tumor?

  • Sarco-
  • Myo-
  • Leio- (correct)
  • Rhabo-

Which type of tumor arises from smooth muscle surrounding arterioles?

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

What is the most common site for Angioleiomyoma in the oral cavity?

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

Which type of tumor has a checkerboard histological appearance of red cells and clear glycogen rich cells?

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

Which type of rhabdomyosarcoma has a predilection for the head and neck and affects children under 10 years of age?

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

Which type of rhabdomyosarcoma has a poorer prognosis and is less common in the head and neck region?

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

What is the 5-year survival rate for stage 1 embryonal rhabdomyosarcoma?

<p>85% (B)</p> Signup and view all the answers

Which type of rhabdomyosarcoma affects adults over 45 years of age and has the worst prognosis?

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

What is the treatment for Masseteric Hypertrophy if necessary?

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

What is the most common site for angioleiomyoma in the oral cavity?

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

Which type of rhabdomyosarcoma has the worst prognosis?

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

What is the treatment for leiomyoma?

<p>Surgical excision (B)</p> Signup and view all the answers

What is the most common age group affected by embryonal rhabdomyosarcoma?

<p>Children between 5-10 years old (A)</p> Signup and view all the answers

What is the most common site for leiomyoma in the oral cavity?

<p>Floor of mouth (A)</p> Signup and view all the answers

What is the histological appearance of adult-type rhabdomyoma?

<p>Checkerboard appearance of red cells and clear glycogen-rich cells (C)</p> Signup and view all the answers

What is the most common age group affected by alveolar rhabdomyosarcoma?

<p>older kids and Young adults (D)</p> Signup and view all the answers

What is the main difference between leiomyoma and angioleiomyoma?

<p>Presence of blood vessels (D)</p> Signup and view all the answers

What is the treatment for angioleiomyoma?

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

What is the histological appearance of alveolar rhabdomyosarcoma?

<p>Irregular clusters that look discohesive (A)</p> Signup and view all the answers

What is the cause of Masseteric Hypertrophy?

<p>Parafunctional habits (B)</p> Signup and view all the answers

What is the characteristic feature of Leiomyoma?

<p>Circumscribed, pink mass (C)</p> Signup and view all the answers

Which type of tumor arises from smooth muscle surrounding arterioles and incorporates blood vessels?

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

What is the difference between Masseteric Hypertrophy and Leiomyoma?

<p>Masseteric Hypertrophy is an increase in cell size, while Leiomyoma is an irregular mass of disoriented smooth muscle fascicles (D)</p> Signup and view all the answers

Which type of rhabdomyosarcoma has the worst prognosis?

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

What is the most common site for embryonal rhabdomyosarcoma?

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

What is the treatment for angioleiomyoma?

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

Which type of rhabdomyoma is more common in middle-aged patients?

<p>Adult type (B)</p> Signup and view all the answers

What is the histological appearance of embryonal rhabdomyosarcoma?

<p>Cambium layer that is not densely cellular (C)</p> Signup and view all the answers

Which type of tumor is characterized by an irregular mass of disoriented smooth muscle fascicles?

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

What is the characteristic feature of alveolar rhabdomyosarcoma?

<p>Spaces have alveoli-lung appearance (A)</p> Signup and view all the answers

What is the treatment for rhabdomyoma?

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

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