Neurofibromatosis (Von Recklinghausen's Disease) Types Quiz
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Questions and Answers

Which type of neurofibromatosis is characterized by the presence of acoustic Schwannomas?

  • Both Type I and Type II
  • Type I (correct)
  • Type II
  • Neither Type I nor Type II
  • What is a common characteristic of Type I neurofibromatosis?

  • Presence of optic nerve gliomas
  • Lack of cafe au lait spots
  • Malignant transformation of neurofibromas (correct)
  • Absence of eye lesions
  • Which type of neurofibromatosis resembles type I but without eye affection?

  • Both Type I and Type II
  • Type I
  • Type II (correct)
  • Neither Type I nor Type II
  • Which type of tumor arises from Schwann (neurilemma) cells of the peripheral nerves?

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

    What is the term for multiple neurofibromas involving a long segment of a peripheral nerve?

    <p>Plexiform neurofibroma</p> Signup and view all the answers

    Which cranial nerve is one of the famous sites of schwannoma?

    <p>Acoustic (8th cranial) nerve</p> Signup and view all the answers

    What is the characteristic microscopically of Antoni type A pattern in Schwannoma?

    <p>Spindle-shaped cells with elongated nuclei in parallel bundles</p> Signup and view all the answers

    Which type of tumor appears as a rubbery expansion of the affected nerve without being demarcated from the nerve?

    <p>Plexiform neurofibroma</p> Signup and view all the answers

    What is the significant risk associated with neurofibroma?

    <p>Presence of malignant transformation</p> Signup and view all the answers

    Which type of neurofibromatosis resembles type I but without eye affection?

    <p>Type II neurofibromatosis</p> Signup and view all the answers

    What is the term for a benign tumor arising from Schwann (neurilemma) cells of the peripheral nerves?

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

    Which type of tumor appears as a rubbery expansion of the affected nerve and is not demarcated from the nerve?

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

    What is the term given to multiple neurofibromas involving a long segment of a peripheral nerve?

    <p>Plexiform neurofibroma</p> Signup and view all the answers

    Which cranial nerve is one of the famous sites of schwannoma?

    <p>8th cranial nerve</p> Signup and view all the answers

    What is the microscopic characteristic of Antoni type A pattern in Schwannoma?

    <p>Spindle-shaped cells with elongated nuclei occurring in parallel bundles</p> Signup and view all the answers

    What is the significant risk associated with neurofibroma?

    <p>Risk of malignant transformation</p> Signup and view all the answers

    Which type of neurofibromatosis resembles type I but without eye affection?

    <p>Type II neurofibromatosis</p> Signup and view all the answers

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