Delayed dislocation of the radial head associated with malunion of distal radial fracture: A case report

Table 1 Clinical information on the present case and previously published four cases related to delayed radial head dislocation with malunion of radial fracture

Ref.	Gender (boy/girl)	Age (yr)	Fracture site of radius	Initial treatment	Time interval between injury and operation (mo)	Treatment method	Metal removal
Kim et al (present case)	Boy	9	Distal 1/3	CR and cast immobilization	3	Annular ligament reconstruction	(-)
Yasutomi et al[3], 2000	Boy	15	Mid 1/3	CR and cast immobilization	36	Corrective osteotomy	(+)
Yamazaki et al[4], 2007	Girl	12	Proximal 1/3	CR and cast immobilization	6	Corrective osteotomy+annular ligament repair	(+)
Wang et al[5], 2022	Boy	12	Proximal 1/3	CR and cast immobilization	16	Corrective osteotomy+annular ligament reconstruction	(+)
Haines et al[6], 2020	Girl	2	Proximal 1/3	CR and cast immobilization	10	Corrective osteotomy	(+)

CR: Closed reduction.