musculoskeletal and connective tissue disorders
How To Do Metatarsophalangeal Joint Arthrocentesis
Relevant Anatomy for MTP Joint Arthrocentesis
The aspirating needle is inserted along the dorsal portion of the joint, just medial or lateral to the extensor hallucis longus tendon. Synovial fluid is withdrawn from any of the metatarsophalangeal joints. The foot and toes are flat while the patient is supine and the knee is flexed. Needle entry occurs along the dorsal portion of the joint, just medial or lateral to the extensor hallucis/digitorum longus tendon. 