Gaucher Disease Clinical Findings
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Questions and Answers

Where do glucocerebrosides accumulate in massive amounts?

  • Spleen, liver, bone marrow, lymph nodes, tonsils, thymus, Peyer’s patches and lung alveolar septa and alveoli (correct)
  • Lung alveolar septa and alveoli
  • Tonsils, thymus, Peyer’s patches
  • Spleen, liver, bone marrow, lymph nodes
  • Which organ may become enlarged (up to 10 kg) due to the accumulation of glucocerebrosides?

  • Spleen (correct)
  • Lungs
  • Bone marrow
  • Liver
  • Where are Gaucher cells seen in the case of cerebral involvement?

  • In the Virchow-Robin spaces (correct)
  • In the meninges
  • In the gray matter of the brain
  • In the ventricles of the brain
  • What is the percentage range of bone marrow involvement in type I cases?

    <p>70% - 100%</p> Signup and view all the answers

    Which type of genetic disorder is characterized by the expression of the trait in the heterozygous state and affects males and females equally?

    <p>Autosomal dominant disorder</p> Signup and view all the answers

    In which type of genetic disorder are both copies of a gene mutated, leading to the occurrence of the disorder?

    <p>Autosomal recessive disorder</p> Signup and view all the answers

    Which type of genetic disorder is transmitted by heterozygous females to their sons, who manifest the disease?

    <p>X-linked disorder</p> Signup and view all the answers

    Which type of genetic disorder is caused by mutations in single genes of large effect?

    <p>Mendelian disorder</p> Signup and view all the answers

    Which type of genetic disorder is affected by multiple genes, each with a small effect, and the phenotype is affected by the environment?

    <p>Complex multigenic disorder</p> Signup and view all the answers

    Which type of genetic disorder involves major structural alterations and genomic changes?

    <p>Chromosomal disorder</p> Signup and view all the answers

    What is the mechanism behind the protection of female carriers of X-linked disorders?

    <p>Random inactivation of both X chromosomes</p> Signup and view all the answers

    What is the main consequence of enzyme defects in single gene disorders?

    <p>Decreased amount of the product</p> Signup and view all the answers

    What is the approximate frequency of lysosomal storage diseases in live births?

    <p>1 in 5000</p> Signup and view all the answers

    How are lysosomal storage disorders categorized?

    <p>Based on biochemical nature of the substrates</p> Signup and view all the answers

    Which enzyme deficiency leads to Gaucher disease?

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

    Where do glucocerebrosides accumulate in Gaucher disease?

    <p>Macrophages of bone marrow, liver, and spleen</p> Signup and view all the answers

    What is the most common known genetic risk factor for developing Parkinson's disease?

    <p>Mutation of the glucocerebrosidase gene</p> Signup and view all the answers

    Which factor contributes to determining the distribution of stored material and affected organs in lysosomal storage diseases?

    <p>Location where most degradation normally occurs</p> Signup and view all the answers

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