Medically reviewed by Scott Zashin, MD Rheumatoid arthritis (RA) is known for causing all-over inflammation and pain. It happens when the immune system malfunctions and attacks the synovium, the ...

Glenohumeral joint was set as the centre of an imaginary sphere intersected by the distal end of the humerus. In order to obtain intersection angles (azimuth: longitude and elevation: latitude) ...