Retrodental mass in rheumatoid arthritis.

Study Design: A retrospective investigation of the retrodental mass secondary to rheumatoid arthritis (RA).

Objective: To propose a new classification of the retrodental mass in RA, and to evaluate their resorption processes and surgical procedures.

Summary Of Background Data: The retrodental mass secondary to RA has long been recognized as pannus formation.

Magnetic resonance imaging evaluation of patients with idiopathic scoliosis: a prospective study of four hundred seventy-two outpatients.

Study Design: A prospective study of magnetic resonance imaging findings in outpatients with idiopathic scoliosis.

Objective: The purpose of this study was to determine the prevalence of neural axis abnormalities in outpatients with scoliosis and to analyze the characteristics of patients who had such abnormalities.

Summary Of Background Data: In previous studies, neural axis abnormalities were found in 2.