A Clinical Lab Scientist Was Performing a Cytogenetic Analysis, and 10

question 7

Multiple Choice

A clinical lab scientist was performing a cytogenetic analysis, and 10 of the chromosome spreads she analyzed had 46 normal chromosomes. In the 11th spread, she noticed 47 chromosomes. What is the first thing she should do?

• A)Repeat the slide preparation to exclude errors that would cause chromosome artifacts.
• B)Repeat the slide preparation with a different stain.
• C)Examine more chromosomes spreads using to FISH try to confirm the presence of a genetic mosaic.
• D)Report a normal karyotype of 46 chromosomes.

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Definitions:

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