Surgical Exposure Technique for Volar Locking Plate Fixation of Distal Radius Fractures in Patients with Flexor Carpi Radialis Brevis Muscle Anomaly

Table 1

Clinical data of the seven patients with FCRB.

Case no.	Age (y)	Sex	Side	FCRB origin	PQ status	FCRB size	FCRB retraction
1	63	Female	Right	Distal to FPL origin	Normal		Ulnar
2	50	Female	Left	Distal to FPL origin	Hypoplastic
3	64	Female	Right	Distal to FPL origin partially from FDS	Hypoplastic		Radial
4	55	Male	Right	Distal to FPL origin	Normal		Radial
5	59	Female	Right	Distal to FPL origin, partially from FDS	Hypoplastic		Radial
6	24	Male	Left	Distal to FPL origin	Hypoplastic		Radial
7	33	Male	Left	Distal to FPL origin	Hypoplastic		Radial

FCRB: flexor carpi radialis brevis; FDS: flexor digitorum superficialis; FPL: flexor pollicis longus; PQ: pronator quadratus.