Karyotyping

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Karyotyping

  1. 1. Karyotyping
  2. 2. What is a Karyotype?A set of chromosomes. 46 chromosomes in a human karyotype (23 pairs).
  3. 3. Amniocentesis Method for obtaining fetal cells. Chromosomes can be obtained from cells.
  4. 4. When Should AmniocentesisBe Done? This is a “risky” procedure. Should be performed on women who: a) Are in their mid 30’s or older. b) Have had a previous child with a chromosomal defect.
  5. 5. Chromosome Spread
  6. 6. Karyotype
  7. 7. Patient Name:
  8. 8. What can be determinedfrom looking at a karyotype?1. Sex of the individual.2. Chromosomal mutations (abberations) a) Monosomy b) Trisomy c) Deletions ***Depending which chromosome has the mutation, this determines the disorder…

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