Overview
Tendon sheath injections reduce inflammation around tendons and improve motion.

Indications
Trigger finger, tenosynovitis, or tendon irritation.

How it helps
Steroid medication decreases swelling and friction.

Implementation
Outpatient injection with local anesthesia as needed.

Expected timeline
Relief may occur within days and last weeks to months.

When to seek care
Persistent locking or pain may need further evaluation.