EVALUATING THE RESULTS OF THUMB RECONSTRUCTION BY TOE TRANSFER AND DONOR FOOT MORBIDITY

Việt Tân Nguyễn1,, Văn Đoàn Lê1
1 108 Military Central Hospital

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Abstract

Objective: To evaluate the hand function results and foot morbidity following toe-to-thumb transfer surgery. Subject and method: 55 patients were operated on to thumb reconstruction using toe transfer. A retrospective study on 28 patients combined a prospective study on 27 patients; longitudinal survey, no control group. Results: Age average was 29,4; male/female rate was 45/10. Primary results (n=55): the survival rate was 98,2%; partial necrosis was 1,8%. Secondary results (n=54): The average of static 2 points discrimination was 13,9 mm; 31,4% had tendon adhesion complication. In the group of 16 thumb stumps without thenar muscles, 14/16 achieved basic thumb opposition. In the group of 38 stumps preserving thenar muscles, the average of Kapandji score was 8,3; The average of grip strength and key pinch strength was 83,8% and 59,4% of uninjured side, respectively. The foot morbidity was negligible with an average foot and ankle disability index score of 96,5/100. Conclusion: Toe-to-thumb transfer surgery was safe, achieved good outcomes in movement and sensory restoration, did not leave much morbidity on the donor foot.

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References

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