Prospective RCT of 39 refractory carpal tunnel pts (63 wrists) were injx w/ 1) US hydrodissection w/ normal saline (NS); 20 steroid injx; 3) US saline + steroid. Wk 24: Improved 86% & 90% grps 1 & 3; Saline superior to steroid; & adding steroid to NS yielded no benefit https://t.co/vCAB7Hojlo