Mantle Cell Lymphoma (MCL) Quiz
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Questions and Answers

What is the characteristic of non-nodal mantle cell lymphoma?

  • It is associated with a very poor prognosis
  • It presents with bulky lymphadenopathy characterized by lymph nodes greater than 10 cm in size
  • It is associated with severe allergic reactions to mosquito bites
  • It presents without lymph node swelling with circulating lymphoma cells (correct)

What is the primary factor that initiates genetic alterations in MCL?

  • Identifiable environmental factors
  • Acquired genetic mutations in somatic cells (correct)
  • Inherited genetic mutations
  • Risk factors for lymphoma development

What is the characteristic growth pattern of MCL in the nodular type?

  • Large nodules of MCL cells in the lymph node with no germinal centers observed (correct)
  • Lymphoma cells contained within the mantle zone without expansion
  • Expansion of the mantle zone around normal germinal centers
  • Diffuse growth of lymphoma cells throughout the lymph node

What is the effect of MCL cells replacing normal cells in the bone marrow?

<p>It impairs normal blood cell production (D)</p> Signup and view all the answers

What is the significance of CNS involvement in MCL?

<p>It is associated with a very poor prognosis (C)</p> Signup and view all the answers

What is the approximate median survival time for patients with a Ki-67 index of 5-20%?

<p>Nearly 4 years (C)</p> Signup and view all the answers

What is the characteristic of blastic MCL cells compared to nodular and diffuse types?

<p>Faster growth rate (A)</p> Signup and view all the answers

What is the significance of a beta-2 microglobulin value of less than three for auto SCT patients?

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

What is the purpose of testing for lactate dehydrogenase in non-Hodgkin's lymphoma patients?

<p>Tracking tumor burden (B)</p> Signup and view all the answers

What is the ratio of males to females affected by MCL as of 2015?

<p>4:1 (A)</p> Signup and view all the answers

What is the approximate percentage of non-Hodgkin's lymphoma cases that mantle cell lymphoma comprises?

<p>6% (D)</p> Signup and view all the answers

In which year was the term 'mantle cell lymphoma' first adopted?

<p>1991 (A)</p> Signup and view all the answers

What is the typical age range of onset for people with mantle cell lymphoma?

<p>60-70 years (C)</p> Signup and view all the answers

What is the name of the chromosomal translocation that leads to the over-expression of cyclin D1 in MCL cells?

<p>t(11:14) (C)</p> Signup and view all the answers

What is the predominant race affected by mantle cell lymphoma in the United States?

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

What is the characteristic chromosomal translocation found in most cases of MCL?

<p>t(11;14)(q13;q32) (A)</p> Signup and view all the answers

Which of the following markers is typically overexpressed in MCL?

<p>SOX11 (A)</p> Signup and view all the answers

What is the primary reason why the diagnosis of MCL may be complicated?

<p>Similarity of MCL to other types of lymphoma (C)</p> Signup and view all the answers

What is the prognosis of cyclin-D1-negative MCL subtypes?

<p>Similar to the main cyclin-D1 variant (C)</p> Signup and view all the answers

What is the primary goal of enrolling in clinical trials for MCL patients?

<p>To access the latest treatments (C)</p> Signup and view all the answers

What is the primary reason for not repeating chemotherapy in relapse?

<p>Due to side effects (D)</p> Signup and view all the answers

Which chemotherapy regimen is becoming popular and showing promising results, especially with rituximab?

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

What is the main benefit of using PEP-C regimen in relapsed patients?

<p>It has anti-angiogenetic properties (A)</p> Signup and view all the answers

What is the goal of using very high doses of chemotherapy, sometimes combined with total body irradiation (TBI)?

<p>To destroy all evidence of the disease (D)</p> Signup and view all the answers

What is the primary difference between 'passive' and 'active' immunotherapy?

<p>Passive immunotherapy uses monoclonal antibodies, while active immunotherapy uses cancer vaccines (B)</p> Signup and view all the answers

What is the primary indication of brexucabtagene autoleucel approved in the United States in July 2020?

<p>Treatment of adults with relapsed or refractory mantle cell lymphoma (D)</p> Signup and view all the answers

What is the approximate 5-year survival rate for limited-stage MCL?

<p>70% (D)</p> Signup and view all the answers

What is the purpose of the Ki-67 index in MCL?

<p>To assess the proliferation rate of MCL cells (A)</p> Signup and view all the answers

What is the name of the index that classifies MCL patients into three risk groups?

<p>Mantle Cell Lymphoma International Prognostic Index (MIPI) (A)</p> Signup and view all the answers

When was pirtobrutinib (Jaypirca) approved for medical use in the United States?

<p>January 2023 (B)</p> Signup and view all the answers

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