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Fracture of scaphoid bone — Clinical Guidelines

Overview

The scaphoid bone, located in the wrist, is the most frequently fractured carpal bone, often resulting from falls onto an outstretched hand. Early diagnosis and appropriate treatment are crucial to prevent complications such as avascular necrosis, delayed union, and nonunion 12 10.

Diagnosis

Clinical suspicion: High index of suspicion based on mechanism of injury (fall on outstretched hand) and physical examination findings (snuffbox tenderness) 7 12.

Initial imaging: Plain radiographs may be normal initially; repeat imaging after 2-3 weeks recommended 7 12.

Advanced imaging: MRI is highly sensitive (100%) and specific (99%) for diagnosing scaphoid fractures when plain radiographs are negative 11 13.

CT and Tomosynthesis: Useful for detailed fracture assessment and rapid diagnosis 8 6.

Bone scintigraphy: Considered if initial radiographs are negative but clinical suspicion remains high 15.

Management

Non-displaced fractures: Initial conservative treatment with cast immobilization for 8-12 weeks 9 17.

Displaced fractures: Surgical intervention recommended to ensure proper reduction and stabilization 2 5 10.

Surgical techniques: Dual construct fixation (screw-plate) for complex fractures 2. Bioabsorbable materials and osteochondral fixation nails for small fragments 4 9.

Postoperative care: Early mobilization with controlled motion exercises to prevent stiffness 5 17.

Monitoring: Regular follow-up imaging (X-ray, MRI) to assess union and detect complications early 1 19.

Special Populations

Athletes: Early diagnosis and tailored rehabilitation crucial for timely return to play 16.

Elderly and comorbid conditions: Consider bone quality and healing potential; individualized treatment plans may be necessary 14.

Key Recommendations

Immediate MRI if clinical suspicion high despite normal initial radiographs to avoid missed diagnosis (Evidence: Strong 11 13).

Surgical fixation for displaced scaphoid fractures to improve union rates and reduce complications (Evidence: Moderate 2 5).

Use of advanced imaging techniques such as MRI and CT for accurate fracture assessment and monitoring (Evidence: Moderate 8 6).

Individualized treatment plans considering patient-specific factors like age and comorbidities (Evidence: Expert opinion 14).

Early mobilization post-surgery to prevent stiffness and promote functional recovery (Evidence: Moderate 5 17).

References

1 Xiao M, Welch JM, Cohen SA, Kamal RN, Shapiro LM. How Is Scaphoid Malunion Defined: A Systematic Review. Hand (New York, N.Y.) 2023. link 2 Sivakumar BS, Lawson RD, An VVG, Ledgard JP. Dual Construct Fixation of the Scaphoid. The journal of hand surgery Asian-Pacific volume 2023. link 3 Chong HH, Kulkarni K, Shah R, Hau MYT, Athanatos L, Singh HP. A meta-analysis of union rate after proximal scaphoid fractures: terminology matters. Journal of plastic surgery and hand surgery 2022. link 4 Feeley A, Feeley I, Ni Fhoghlú C, Sheehan E, Kennedy M. Use of biomaterials in scaphoid fracture fixation, a systematic review. Clinical biomechanics (Bristol, Avon) 2021. link 5 Morgan SDJ, Sivakumar BS, Graham DJ. Scaphoid plating for recalcitrant scaphoid fractures: a systematic review. The Journal of hand surgery, European volume 2021. link 6 Bulstra AEJ, Al-Dirini RMA, Turow A, Oldhoff MGE, Bryant K, Obdeijn MC et al.. The influence of fracture location and comminution on acute scaphoid fracture displacement: three-dimensional CT analysis. The Journal of hand surgery, European volume 2021. link 7 Sabbagh MD, Morsy M, Moran SL. Diagnosis and Management of Acute Scaphoid Fractures. Hand clinics 2019. link 8 Compton N, Murphy L, Lyons F, Jones J, MacMahon P, Cashman J. Tomosynthesis: A new radiologic technique for rapid diagnosis of scaphoid fractures. The surgeon : journal of the Royal Colleges of Surgeons of Edinburgh and Ireland 2018. link 9 Ek ET, Wang K. Fixation of Ultrasmall Proximal Pole Scaphoid Fractures Using Bioabsorbable Osteochondral Fixation Nails. The Journal of hand surgery 2017. link 10 Kang L. Operative Treatment of Acute Scaphoid Fractures. Hand surgery : an international journal devoted to hand and upper limb surgery and related research : journal of the Asia-Pacific Federation of Societies for Surgery of the Hand 2015. link 11 Sharifi MD, Moghaddam HZ, Zakeri H, Ebrahimi M, Saeedian H, Hashemian AM. The Accuracy of Pain Measurement in Diagnosis of Scaphoid Bone Fractures in Patients with Magnetic Resonance Imaging: Report of 175 Cases. Medical archives (Sarajevo, Bosnia and Herzegovina) 2015. link 12 Ramponi DR. Scaphoid fractures. Advanced emergency nursing journal 2012. link 13 Tibrewal S, Jayakumar P, Vaidya S, Ang SC. Role of MRI in the diagnosis and management of patients with clinical scaphoid fracture. International orthopaedics 2012. link 14 Patrick CN. Diagnosis and treatment of scaphoid fractures. Radiologic technology 2010. link 15 Beeres FJ, Hogervorst M, Den Hollander P, Rhemrev SJ. Diagnostic strategy for suspected scaphoid fractures in the presence of other fractures in the carpal region. Journal of hand surgery (Edinburgh, Scotland) 2006. link 16 Rizzo M, Shin AY. Treatment of acute scaphoid fractures in the athlete. Current sports medicine reports 2006. link 17 Pillai A, Jain M. Management of clinical fractures of the scaphoid: results of an audit and literature review. European journal of emergency medicine : official journal of the European Society for Emergency Medicine 2005. link 18 Berdia S, Wolfe SW. Effects of scaphoid fractures on the biomechanics of the wrist. Hand clinics 2001. link 19 Desai VV, Davis TR, Barton NJ. The prognostic value and reproducibility of the radiological features of the fractured scaphoid. Journal of hand surgery (Edinburgh, Scotland) 1999. link 20 Fritsche EA, Hort C, Noever G. Simultaneous fractures of the waist and tuberosity of the scaphoid. Journal of hand surgery (Edinburgh, Scotland) 1997. link80456-1) 21 Whipple TL. Stabilization of the fractured scaphoid under arthroscopic control. The Orthopedic clinics of North America 1995. link 22 Horii E, Nakamura R, Watanabe K, Tsunoda K. Scaphoid fracture as a "puncher's fracture". Journal of orthopaedic trauma 1994. link 23 Calandra JJ, Goldner RD, Hardaker WT. Scaphoid fractures: assessment and treatment. Orthopedics 1992. link 24 Bao JL. Wrist position in closed reduction of fractured carpal scaphoid. An experimental observation. Chinese medical journal 1992. link 25 Mjöberg B. Wrist joint tamponade after scaphoid fracture. A case report. Acta orthopaedica Scandinavica 1989. link 26 Szabo RM, Manske D. Displaced fractures of the scaphoid. Clinical orthopaedics and related research 1988. link 27 Falkenberg P. An experimental study of instability during supination and pronation of the fractured scaphoid. Journal of hand surgery (Edinburgh, Scotland) 1985. link90020-8) 28 Thomas HO. Isolated dislocation of the carpal scaphoid. Acta orthopaedica Scandinavica 1977. link 29 Alho A, Kankaanpää. Management of fractured scaphoid bone. A prospective study of 100 fractures. Acta orthopaedica Scandinavica 1975. link

Fracture of scaphoid bone