Long-term follow-up of flexor digitorum longus transfer and calcaneal osteotomy for stage II posterior tibial tendon dysfunction

2017 ◽  
Vol 15 (2) ◽  
pp. 141-142
2002 ◽  
Vol 23 (12) ◽  
pp. 1107-1111 ◽  
Author(s):  
Amir H. Fayazi ◽  
Hoan-Vu Nguyen ◽  
Paul J. Juliano

Twenty-three patients with stage II posterior tibial tendon dysfunction who had failed non-surgical therapy were treated with flexor digitorum longus transfer and calcaneal osteotomy. At latest follow-up averaging 35±7 months (range, 24 to 51 months), 22 patients (96%) were subjectively “better” or “much better.” No patient had difficulty with shoe wear; however, four patients (17%) required routine orthotic use consisting of a molded shoe insert. AOFAS scores were available on 21 patients and improved from a preoperative mean of 50±14 (range, 27 to 85) to a postoperative mean of 89±10 (range, 70 to 100). Our experience, at an intermediate date follow-up is that calcaneal osteotomy and flexor digitorum longus transfer is a safe and effective form of treatment for stage II posterior tibial tendon dysfunction.


2017 ◽  
Vol 2 (3) ◽  
pp. 2473011417S0003
Author(s):  
Federico Giuseppe Usuelli ◽  
Claudia Di Silvestri ◽  
Riccardo D’Ambrosi ◽  
Camilla Maccario ◽  
Eric Tan

Category: Hindfoot, Sports Introduction/Purpose: Medial displacement calcaneal osteotomy with flexor digitorum longus transfer is considered the gold standard in treatment of adult flatfoot associated with posterior tibial tendon dysfunction (stage II in Myerson classification). The aim of this study was to estimate if patients underwent medial displacement calcaneal osteotomy with flexor digitorum longus transfer can participate to sport activities. Methods: 48 patients (21 men, 43,75%; 27 women, 56,25%) with a mean age at time of surgery of 42,3 years (range 19-74 years) were evaluated with a medium follow-up of 30 months (range, 27-34 months). All patients were evaluated clinically and by imaging before and after surgery. The clinical evaluation included for each patient the self-filling of Sports Athlete Foot and Ankle Score (SAFAS). and Pre- and postoperative sporting activities were recorded. The imaging evaluation included a pre-operative foot and ankle MRI and weight-bearing radiographs (antero-posterior, lateral and Saltzman 20° views) of the foot and ankle before surgery and at final follow-up. Moreover, each patients’ pre- and post-operative sport activities were recorded. Results: Preoperatively, 29 of 48 (60,4%) patients were engaged in athletic activities, participating in an average of 1.4 hours/week (range, 0-6 hours/week); postoperatively, 40/48 (83.3%) participated in sport and recreational activities for an average of 3.5 hours/week (range, 0-15 hours/week). Meary’s angle improved significantly from 11.3±6.3 degrees preoperatively to 7.2±5.5 degrees at final-follow-up (p<0.01); calcaneal pitch improved significantly from 16.1±4.3 degrees to 19.4±4.8 degrees (p<0.01). At final follow-up, patients demonstrated good SAFAS scores in symptom tolerance (85.90%), pain tolerance (88.30%), daily living performance (96.2%) and sports performance (86.45%). Conclusion: Most of patients returned or resumed to participate to sport activities after medial displacement calcaneal osteotomy and flexor digitorum longus transfer for the treatment of adult flatfoot associated with posterior tibial tendon dysfunction and the increase of the average number of activities for patient and of the mid time spent was observed.


2005 ◽  
Vol 26 (9) ◽  
pp. 671-674 ◽  
Author(s):  
Peter F. Rosenfeld ◽  
Jonathan Dick ◽  
Terence S. Saxby

Background: The purpose of this prospective study was to evaluate the response of the flexor digitorum longus (FDL) and posterior tibial (PT) muscles to FDL tendon transfer and medial displacement calcaneal osteotomy for stage II posterior tibial tendon dysfunction (PTTD). Methods: Twelve patients were divided into two groups, depending on whether the PTtendon was excised(Excised Tendon Group) or left intact (Intact Tendon Group). The muscle volumes of the FDL and PT muscles in both legs were measured and compared, using cross-sectional area (CSA) analysis of preoperative and postoperative MRI. Results: Preoperatively, there was an average 11% reduction in the PT muscle volume and a 17% increase in the FDL muscle volume from the normal contralateral side in both groups. One year after surgery (average 13.4 months) in both groups, the FDL muscle volume had increased by an average of 27% and the PT muscle volume had decreased by 23% compared to the contralateral normal side. The FDL volume increased by 44% in the Excised Tendon Group compared to 11% in the Intact Tendon Group. The PT muscle volumes were not assessed in the Excised Tendon Group because all PT muscle had been replaced by fatty infiltration. The PT volumes in the Intact Tendon Group decreased further from a 6% reduction preoperatively to a 23% reduction postoperatively compared to the normal contralateral side. The American Orthopaedic Foot and Ankle Society (AOFAS) hindfoot scores increased from 50 preoperatively to 88 at 1 year after surgery. There was no difference in the scores between the Excised Tendon (47 to 87) and Intact Tendon (53 to 89) groups. Conclusion: We concluded that the FDL muscle hypertrophies in response to a failing PT muscle. This hypertrophy continues after FDL transfer and medial displacement calcaneal osteotomy. With excision of the PT tendon, the FDL undergoes greater hypertrophy than if the tendon is left attached. The PT muscle continues to atrophy and undergoes complete fatty replacement if the tendon is excised. Transfer of the FDL and medial displacement calcaneal osteotomy produce a satisfactory improvement in hindfoot function; the outcome was the same whether the PT tendon was sacrificed or left intact.


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