IRCT20230108057078N1 IRCT 2023-03-31 Bagheiat-allah University of Medical Sciences Evaluation of the effectiveness of Ultrasound-Guided Steroid Injection In one wrist in patients with bilateral carpal tunnel syndrome at opposite Injection side Evaluation of the effectiveness of Ultrasound-Guided Steroid Injection In one wrist in patients with bilateral carpal tunnel syndrome at opposite Injection side 2023-04-04 anticipated 30 Complete https://irct.ir/trial/67926 interventional Randomization: N/A, Blinding: Not blinded, Placebo: Not used, Assignment: Single, Purpose: Treatment. N/A Bilateral carpal tunnel syndrome. Intervention group: 30 patients with moderate bilateral CTS diagnosed by EDX test, the combination of triamcinolone and lidocaine including 1 cc of triamcinolone 40 mg and 1 cc of lidocaine 2% is injected locally in one wrist (dominant hand). The above-mentioned injections will be performed under ultrasound guide by hydrodissection of the Madin nerve. Then, for one month, a medical wrist brace with a splint (Cock up) is prescribed for the dominant hand for all patients And then clinical symptoms (through the Boston questionnaire) and electrophysiological findings including NCV, SNAP Latency, CMAP Latency of the median nerve of the opposite hand are checked and recorded one month after the treatment.. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is There is no further information