SUMMARY - Questions Flashcards
(292 cards)
What are the primary objectives of cancer screening?
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How are the validity of screening and the validity of a screening program evaluated?
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What are some common cancer screening methods mentioned, including the target age ranges and frequencies?
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Explain the role of Circulating Tumor Cells (CTC) and Circulating Tumor DNA (CTDNA) as metastatic cancer biomarkers.
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What are the clinical implications associated with detecting CTC and CTDNA?
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What is a biomarker defined as?
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What are some pros and cons of using liquid biopsy (blood sample) as an alternative to solid biopsy?
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Describe the different types of biomarkers based on their clinical application (e.g., predictive, prognostic, diagnostic) and provide an example for each.
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List some of the molecular markers that can be detected in blood, urine, or saliva.
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Discuss the challenges associated with using blood/serum and urine for biomarker detection.
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What are some of the technologies used for the detection of biomarkers?
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Define and differentiate between Genomic, Genetics, Pharmacogenetics, and Pharmacogenomics (Pgx).
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What is Functional genomics, and how can it guide personalized medicine?
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Explain Comparative genomics.
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Distinguish between Germline and Somatic genomic variants and provide an example of how each can arise.
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How is Genome instability and mutation linked to the Hallmarks of cancer?
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Why might different metastatic sites show different DNA variations compared to the primary tumour?
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What are the different types of genomic testing described?
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How is monitoring a tumour’s genomic profile clinically applied at various stages?
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What might the detection of DNA variants prompt in terms of further investigation?
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Describe the characteristics of familial/inherited cancers with genetic pre-disposition compared to rare familial cancer syndrome with a distinct phenotype.
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Explain Knudson’s 2 hit hypothesis and how it applies to hereditary vs sporadic cancer cases.
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What types of screening are mentioned for individuals with a genetic predisposition to cancer?
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How is Lynch syndrome diagnosed, and what is a preferred treatment approach based on diagnosis?
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