Pronator quadratus (PQ) muscle is a quadrilateral muscle with attachments at the distal volar aspect of the ulna and radius. [8] Cadaver studies have confirmed the importance of the PQ muscle in ...

Table 1. The width of pronator quadratus and distances between pronator quadratus or fracture site to the distal radial edge Mean (mm) Range (mm) PQ width: 37.2: 30–49: PQ-lunate: 16.2: 12–19 ...