<prompt> With respect to Acute myelodyspalstic syndrome, all of the following cytogenetic abnormalities are seen except-Trisomy 8deletion of 20qdeletion of 5qMonosmy 9  <response>: Ans. is d i.e., Monosmy 9 MDS is frequently associated with chromosomal abnormalities including monosomy 5 and 7, deletion of 5q and 7q, trisomy 8 and deletion of 20q. 