US can demonstrate<unk>  effusions and aid in diagnostic procedures such as<unk>  aspiration and hematoma blocks
Common<unk> s that are amenable to ultrasound includes glenohumeral, elbow, wrist, hip, knee, and ankle<unk> 
Shoulder dislocations can be found with SN and SP nearing 100% in both diagnosis and assessing reduction
Ultrasound: Joint
Ultrasound: Bone
Arthrocentesis: finger
Ultrasound: Signs
Arthrocentesis: toe
Nerve Block: Foot
Arthrocentesis: knee
Arthrocentesis: elbow