SCAPHOTRAPEZIUM-TRAPEZOID ARTHROSIS 2141

Evidence-Based

Medicine

REFERENCES1. Watson HK. Limited wrist arthrodesis. Clin Orthop Relat Res 1980;

149:126–136.2. Wollstein R, Watson HK. Scaphotrapeziotrapezoid arthrodesis for

arthritis. Hand Clin 2005;21:539–543.3. Watson HK, Ryu J, Akelman E. Limited triscaphoid intercarpal

arthrodesis for rotatory subluxation of the scaphoid. J Bone JointSurg 1986;68A:345–349.

4. Fortin PT, Louis DS. Long-term follow-up of scaphoid-trapezium-trapezoid arthrodesis. J Hand Surg 1993;18A:675–681.

5. Frykman EB, Af Ekenstam F, Wadin K. Triscaphoid arthrodesis andits complications. J Hand Surg 1988;13A:844–849.

6. Kleinman WB. Long-term study of chronic scapho-lunate instabilitytreated by scapho-trapezio-trapezoid arthrodesis. J Hand Surg 1989;14A:429–445.

7. Kleinman WB, Carroll Ct. Scapho-trapezio-trapezoid arthrodesis fortreatment of chronic static and dynamic scapho-lunate instability: a10-year perspective on pitfalls and complications. J Hand Surg1990;15A:408–414.

8. Rogers WD, Watson HK. Radial styloid impingement after triscaphearthrodesis. J Hand Surg 1989;14A:297–301.

9. Watson HK, Hempton RF. Limited wrist arthrodeses. I. Thetriscaphoid joint. J Hand Surg 1980;5:320–327.

10. Srinivasan VB, Matthews JP. Results of scaphotrapeziotrapezoidfusion for isolated idiopathic arthritis. J Hand Surg 1996;21B:378–380.

11. Watson HK, Weinzweig J, Guidera PM, Zeppieri J, Ashmead D. One

JOURNAL CME QUESTIONS

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12. Minami A, Kato H, Suenaga N, Iwasaki N. Scaphotrapeziotrap-ezoid fusion: long-term follow-up study. J Orthop Sci 2003;8:319 –322.

13. Watson HK, Wollstein R, Joseph E, Manzo R, Weinzweig J, Ash-mead Dt. Scaphotrapeziotrapezoid arthrodesis: a follow-up study.J Hand Surg 2003;28A:397–404.

14. Ishida O, Tsai TM. Complications and results of scapho-trapezio-trapezoid arthrodesis. Clin Orthop Relat Res 1993;287:125–130.

15. Garcia-Elias M, Lluch A, Saffar P. Distal scaphoid excision inscaphoid-trapezium-trapezoid arthritis. Tech Hand Up Extrem Surg1999;3:169–173.

16. Garcia-Elias M, Lluch AL, Farreres A, Castillo F, Saffar P. Resec-tion of the distal scaphoid for scaphotrapeziotrapezoid osteoarthritis.J Hand Surg 1999;24B:448–452.

17. Malerich MM, Clifford J, Eaton B, Eaton R, Littler JW. Distalscaphoid resection arthroplasty for the treatment of degenerativearthritis secondary to scaphoid nonunion. J Hand Surg 1999;24A:1196–1205.

18. Ruch DS, Papadonikolakis A. Resection of the scaphoid distal polefor symptomatic scaphoid nonunion after failed previous surgicaltreatment. J Hand Surg 2006;31A:588–593.

19. Soejima O, Iida H, Hanamura T, Naito M. Resection of the distalpole of the scaphoid for scaphoid nonunion with radioscaphoid andintercarpal arthritis. J Hand Surg 2003;28A:591–596.

20. Mathoulin C, Darin F. Arthroscopic treatment of scaphotrapeziotrap-ezoid osteoarthritis. Hand Clin 2011;27:319–322.

21. Garcia-Elias M. Excisional arthroplasty for scaphotrapeziotrapezoi-

thousand intercarpal arthrodeses. J Hand Surg 1999;24B:307–315. dal osteoarthritis. J Hand Surg 2011;36A:516–520.

Scaphotrapezium-Trapezoid Arthrosis

What effect does excision of the distal pole ofthe scaphoid for scaphotrapezium-trapezoidarthritis have on carpal alignment?

a. Nondissociative dorsal intercalated segment insta-bility

b. Dissociative dorsal intercalated segment instability

c. Nondissociative volar intercalated segment insta-bility

d. Dissociative volar intercalated segment instability

Following scaphotrapezium-trapezoid arthrodesis,what is the most common reason necessitating areturn to the operating room?

a. Bone graft for nonunion

b. Radial styloidectomy

c. Neurolysis radial sensory nerve

d. Scar revision

e. Tendon rupture repair

e. No change

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