Prep area with betadine or chlorhexadine using circular motion moving away from joint x 3
Drape joint in sterile fashion
Inject lidocaine with 25-30ga needle superficially and then into deeper tissues
Insert 18ga needle (for larger joints) into joint space while pulling back on syringe
Stop once you aspirate fluid; aspirate as much fluid as possible
Send: cell count, culture, Gram Stain, crystal analysis
Send: cell count, culture, Gram Stain, crystal analysis
Patient supine with flexion of the MTP joint 15-20 degrees and apply gentle traction
Insert needle dorsally just medial or lateral to midline between the metatarsal head and base of proximal phalanx
Patient supine with joint flexed 15-20 degrees with gentle traction
Insert needle dorsally, medial or lateral to midline between head of proximal phalanx and base of more distal phalanx
Arthrocentesis: toe
Arthrocentesis: finger
Arthrocentesis: wrist
Arthrocentesis: ankle
Arthrocentesis: elbow
Arthrocentesis: knee
Arthrocentesis: shoulder
Arthrocentesis: hip