Case 1

Case 2

Case 3

Sex

Female

Female

Female

Affected side

Bilateral

Bilateral

Bilateral

Dominant side

Right

Right

Left

Age at presentation

(years)

14

11

12

Age at Langenskiöld procedure(years)

Right: 15

Left: 14

Right: 12

Left: 12

Right: 12

Left: -

Follow-up (years)

11

14

11

Re-intervention

Left:

ulna shortening osteotomy

Right:

excision exostosis epiphysis

Sauve-Kapandji procedure

removal osteosynthesis material

Left:

Sauve-Kapandji procedure

excision exostosis ulna

arthrodesis radius, scaphoid and lunate

resection of the distal part of the scaphoid

complete wrist arthrodesis

removal osteosynthesis material

removal anterior interosseal nerve

STT arthrodesis and resection ulnar stump

Right:

ulnar shortening osteotomy

Left:

ulnar shortening osteotomy