What is the STT joint of the wrist?

What is the STT joint of the wrist?

The scaphotrapeziotrapezoid (STT) joint is also known as the triscaphe joint. It is a joint that is shared between the scaphoid, trapezium and trapezoid bones in the wrist. The biomechanics of STT joint is not completely understood. It is a dome-shaped joint found on the radial side of the wrist.

What does STT arthritis mean?

The most common symptom of osteoarthritis of the carpometacarpal (CMC) joint or scapho-trapezium/trapezoid (STT) joint, is pain at the bottom of the thumb. The pain can be worse with activities that require pinching, such as opening jars, turning door knobs or keys, and writing.

How do you treat STT?

Conservative treatment includes splinting and corticosteroid injections. Operative treatment consists primarily of fusion of the STT joint, although alternatives include trapeziectomy, fibrous arthroplasty, and prosthetic replacements.

What is Scaphotrapeziotrapezoid arthritis?

Abstract. Scaphotrapeziotrapezoid osteoarthritis (STT OA) is common and often associated with thumb basal joint arthritis. Pain at the base of the thumb on the volar aspect and during resisted extension is characteristic of symptomatic STT OA. If conservative treatment fails, surgical treatment may be offered.

What is STT share trading?

What is Securities Transaction Tax. STT is a kind of financial transaction tax which is similar to tax collected at source (TCS). STT is a direct tax levied on every purchase and sale of securities that are listed on the recognized stock exchanges in India.

What does Trapeziectomy mean?

A trapeziectomy is a surgical procedure in which the trapezium, one of the carpal bones of the wrist that forms part of the thumb joint, is removed to help manage symptoms of thumb arthritis.

How painful is basal joint arthritis?

The most common symptom of thumb basal joint arthritis is a deep, aching pain at the base of the thumb. The pain is often worsened with activities that involve pinch, including opening jars, turning door knobs or keys, and writing.

How can I lower my STT costs?

Since STT is applied to the value of the transaction and the rates are defined by the Government of India, there is no way you can reduce your STT charges. The only thing to keep in mind is if you are an option trader, then square off your position before expiry.

Is STT joint osteoarthritis related to wrist pain?

The radiographic occurrence of STT joint OA was 59% and of radiocarpal (RC) OA was 29%. Radiographic STT and RC joint OA were inversely related. Tenderness over the STT joint in physical exam was not associated with OA in the STT or other joints. STT OA in our series was not related to wrist pain.

Can STT arthritis exist in isolation?

STT arthritis can exist in isolation, or it may coexist with other carpal instabilities and arthritis patterns. Careful exclusion of other coexisting arthritic conditions at the carpometacarpal (CMC) joint and radioscaphoid joint is critical because surgical treatment options are vastly different for each entity.

What is an example of STT joint arthritis?

An example of STT joint arthritis stage 3 according to the classification system used. There is also thumb trapeziometacarpal arthritis and distal radioulnar joint arthritis. There is no evidence of radiocarpal arthritis.

When should STT arthritis be considered in radial-sided wrist pain?

STT arthritis should be considered in any patient, especially if older than age 50 years, presenting with radial-sided wrist pain.