Diaphragm-sparing nerve blocks should spare the diaphragm

We thank Drs Diwan and Nair for their interest in our recent Daring Discourse pertaining to diaphragm-sparing nerve blocks for shoulder surgery.[1][1] In their letter to the editor, Diwan and Nair opine that, based on their data, a T2-T3 erector spinae plane block constitutes “another diaphragm