[Trapeziometacarpal arthroscopy].

OBJECTIVE

Trapeziometacarpal arthroscopy improves diagnostic and therapeutic options in pathologies of the carpometacarpal (CMC) I joint.

INDICATIONS

Pathologic conditions of the CMC I joint which are not sufficiently diagnosed by X-rays or MRI.

CONTRAINDICATIONS

Pathologic conditions of the CMC I joint in which trapeziometacarpal arthroscopy is not expected to make a contribution to diagnosis or therapy.

SURGICAL TECHNIQUE

Trapeziometacarpal arthroscopy using a 1.9 mm arthroscope after instillation of physiological solution.

POSTOPERATIVE MANAGEMENT

Thumb cast sparing the interphalangeal joint for 1 week, then functional therapy.

RESULTS

Trapeziometacarpal arthroscopy improves diagnosis of CMC I pathologies and gives new therapeutic options, a field which is still rapidly expanding.