<unk> , also known as<unk> costal syndrome or<unk> thoracic syndrome, is described by a “grating, grinding, popping or<unk>  sensation of the<unk>  onto the back side of the ribs or thoracic area of the spine” (Hauser). Disruption of the normal<unk> thoracic mechanics causes this problem. The most common cases are found in young, active patients who tend to excessively use the overhead or throwing motion.
Snapping scapula syndrome
Milwaukee shoulder syndrome
Iliocostal friction syndrome
Facet syndrome
Dead arm syndrome
Radial tunnel syndrome
Failed back syndrome
Löfgren syndrome