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What is a CMC injection?

What is a CMC injection?

A corticosteroid injection is indicated when a patient experiences pain at the CMC joint that is not relieved by conservative therapies. These may include analgesics and analgesic creams, NSAIDs, and temporary immobilization with a thumb splint.

How long do thumb injections last?

Specifically for thumb joints, ultrasound-guided injections are 94% accurate compared to 80% with blind injections. Cortisone injections provide good pain relief for up to 6 months.

What should I do after a cortisone injection?

After the cortisone shot

  1. Protect the injection area for a day or two.
  2. Apply ice to the injection site as needed to relieve pain.
  3. Not use a bathtub, hot tub or whirlpool for two days.
  4. Watch for signs of infection, including increasing pain, redness and swelling that last more than 48 hours.

What is CMC arthritis?

Thumb arthritis occurs when the cartilage in the carpometacarpal (CMC) joint wears away. Thumb arthritis is common with aging and occurs when cartilage wears away from the ends of the bones that form the joint at the base of your thumb — also known as the carpometacarpal (CMC) joint.

What should I do after thumb injection?

It is important to move your hand and wrist regularly after your injection, even if they feel stiff. If your hand becomes swollen, it is important to keep it raised above your heart, whenever possible, for the first couple of days. This will also help to reduce any discomfort.

How many steroid injections can you have in your thumb?

No more than three cortisone shots in the space of a year is a typical number that many orthopedic surgeons use. Repeated cortisone injections are not healthy for tissues. Small amounts of cortisone in the body are probably reasonable, but repeated injections can cause damage to tissues over time.

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