FA is correct. Odd, intermittent explosive do not meet diagnostic criteria of DMDD. DMDD is a new dx in DSM-5 so your best resource would be the latter to understand how DMDD applies, why it was created as a new dx, and how to differentiate from BD, ODD.
get a hold of DSM-5.
"Far beyond temper tantrums, DMDD is characterized by severe and recurrent temper outbursts that are grossly out of propor on in intensity or duration to the situation. These occur, on average, three or more times each week for one year or more. Between outbursts, children with DMDD display a persistently irritable or angry mood, most of the day and nearly every day...."
https://www.psychiatry.org/File Library/Psychiatrists/Practice/DSM/APA_DSM-5-Disruptive-Mood-Disregulation-Disorder.pdf