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Mnemonics, Simplified Concepts & Thoughts

Rheumatoid Thumb – Nalebuff Classification

Epomedicine, Mar 14, 2025Mar 14, 2025
rheumatoid thumb
TypeDescriptionTreatment
1Boutonniere (most common)Synovectomy with extensor hood reconstruction; MCP fusion or arthroplasty
2Boutonniere with CMC subluxation (uncommon; Type 1 + Type 3)Same as type 1 and type 3
3Swan neck deformity (2nd most common)Splinting vs CMC arthroplasty; MCP fusion
4Gamekeeper deformitySynovectomy/UCL reconstruction or Fusion
5Swan neck with MCP diseaseFusion of MCPJ
6Arthritis mutilansArthrodesis
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PGMEE, MRCS, USMLE, MBBS, MD/MS Musculoskeletal systemOrthopedicsRheumatology

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Epomedicine. Rheumatoid Thumb – Nalebuff Classification [Internet]. Epomedicine; 2025 Mar 14 [cited 2026 May 18]. Available from: https://epomedicine.com/medical-students/rheumatoid-thumb-nalebuff-classification/.

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