Multiple choice

The syndrome resulting from the microdeletion of chromosome 22q11.2. is

  1. Velo-cardio-facial syndrome

  2. Prader-Willi syndrome

  3. Angelman syndrome

  4. Williams syndrome

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A Correct answer
Explanation

It results from the microdeletion of chromosome 22q11.2. Usually it is not visible cytogenetically, but detectable by FISH or comparative genomic hybridization.