what notation would you use to characterize patient a's karyotype?
<answer> You would use the notation of 47, XX, +21 to characterize patient a's karyotype. <context> C. Results/Answers to Questions (Turn back to the site for the patient histories and any other relevant information.) A 1. What notation would you use to characterize Patient A's karyotype? This patient can be identified with the notation of 47, XX, +21. This indicates that the patient is a female with 47 chromosomes, possessing an extra copy of chromosome 21.