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
Should only be done under ultrasound guidance
Orient your probe along the axis of the femoral neck (indicator towards abdomen)
Identify Landmarks (Femoral V/A/N, Acetabular Labrum, Femoral Head/Neck)
Effusion will be seen between femoral head/neck and the iliopsoas muscle
Insert needle under probe, making sure that you know where patient's femoral V/A/N are
Arthrocentesis: hip
Arthrocentesis: shoulder
Arthrocentesis: elbow
Arthrocentesis: knee
Arthrocentesis: ankle
Arthrocentesis: wrist
Arthrocentesis: toe
Arthrocentesis: finger