Would you add Daratumumab to upfront treatment of multiple myeloma in a patient with tetraploidy on FISH?  

I think the shortest answer is, "Do what you do for your patients with high-risk cytogenetics." If you ask 4 different myeloma specialists, you'll get 4 different answers: VRd for everyone, Dara-VRd for everyone, KRd just for high-risk, Dara-KRd just for high-risk... and then some (not me) will reco...