Prolotherapy is 90% of his practice. He integrates prolotherapy with acupuncture, manipulation, spinal decompression and clinical nutrition. Dr. Cronin also uses Autologous Platelet Therapy. APC is and excellent adjuct to prolotherapy especially for joint degeneration that is moderate to severe. The patient’s blood is draw, the platelets are seperated out and injected into injured areas. Dr Cronin utilizes diagnostic ultrasound in his facility including ultrasound guided injection when appropriate.