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  1. AU="Lan, Ching-Yu"
  2. AU="Dietrich, Fine"
  3. AU="de Araujo, Cristiano-Miranda"

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  1. Artikel ; Online: Predicting Union, Osteomyelitis, and Amputation Outcomes of Gustilo IIIC Open Tibial Fractures: A Retrospective Study.

    Chen, Shih-Heng / Lien, Po-Hao / Lan, Ching-Yu / Hsu, Chung-Cheng / Lin, Cheng-Hung / Lin, Yu-Te / Lin, Chih-Hung / Yu, Yi-Hsun

    Orthopaedic surgery

    2023  Band 16, Heft 1, Seite(n) 94–103

    Abstract: Objective: Open tibial fractures are frequently encountered in high-energy traumas and can result in significant complications such as nonunion, osteomyelitis, and even amputation. Among open tibial fractures, Gustilo type IIIC cases are particularly ... ...

    Abstract Objective: Open tibial fractures are frequently encountered in high-energy traumas and can result in significant complications such as nonunion, osteomyelitis, and even amputation. Among open tibial fractures, Gustilo type IIIC cases are particularly challenging due to the concomitant occurrence of neurovascular injuries and soft tissue defects. This study aimed to assess factors that affect union time and complications in Gustilo IIIC tibial fractures.
    Methods: Patients who presented at our center with IIIC open tibial fractures from January 2000 to October 2020 were eligible for this retrospective analysis. Patient demographics, fracture characteristics, and the timing, number, and type of surgical intervention were documented. Outcomes of interest included union time, occurrence of osteomyelitis, and amputation. We performed univariate analyses including chi-squared test, Fischer's exact test, analysis of variance, and Kruskal-Wallis test based on the normality of the data and multivariate analyses including Cox proportional hazards model and logistic regression analyses.
    Results: Fifty-eight patients were enrolled and grouped by fracture healing time; eight had timely union (13.8%); 27 had late union (46.6%); eight had delayed union (13.8%); three had nonunion (5.2%); and 12 underwent amputation (20.7%). Nine fractures (15.5%) were complicated by osteomyelitis. Union time was prolonged in cases of triple arterial injury, distal third fractures, multiple trauma with injury severity score (ISS) ≥ 16 points, and increased bone defect length. Additionally, a bone gap >50 mm, diabetes mellitus, low body mass index, and triple arterial injury in the lower leg were significant risk factors for amputation. A time from injury to definitive soft tissue coverage of more than 22 days was the major risk factor for osteomyelitis. A scoring system to predict union time was devised and the predicted probability of union within 2 years was stratified based on this score.
    Conclusion: IIIC tibial fractures involving the distal third of the tibia, fractures with bone defects, triple arterial injury, and multiple trauma with ISS ≥16 points demonstrated delayed union, and an effective prediction system for union time was introduced in this study. Early soft tissue coverage can reduce the risk of osteomyelitis. Finally, diabetes and severe bone and soft tissue defects pose a higher risk of amputation.
    Mesh-Begriff(e) Humans ; Retrospective Studies ; Treatment Outcome ; Tibial Fractures/surgery ; Tibial Fractures/complications ; Osteomyelitis/surgery ; Amputation, Surgical ; Fracture Healing ; Fractures, Open/surgery ; Fractures, Open/complications
    Sprache Englisch
    Erscheinungsdatum 2023-11-28
    Erscheinungsland Australia
    Dokumenttyp Journal Article
    ZDB-ID 2503162-4
    ISSN 1757-7861 ; 1757-7853 ; 1757-7861
    ISSN (online) 1757-7861 ; 1757-7853
    ISSN 1757-7861
    DOI 10.1111/os.13940
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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  2. Artikel ; Online: Comparison of the clinical outcomes between vascularized bone graft and the Masquelet technique for the reconstruction of Gustilo type III open tibial fractures.

    Lan, Ching-Yu / Lien, Po-Hao / Lin, Yu-Te / Lin, Cheng-Hung / Hsu, Chung-Cheng / Lin, Chih-Hung / Chen, Shih-Heng / Yu, Yi-Hsun

    BMC musculoskeletal disorders

    2022  Band 23, Heft 1, Seite(n) 1036

    Abstract: Background: Gustilo type III tibial fractures commonly involve extensive soft tissue and bony defects, requiring complex reconstructive operations. Although several methods have been proposed, no research has elucidated the efficacies and differences ... ...

    Abstract Background: Gustilo type III tibial fractures commonly involve extensive soft tissue and bony defects, requiring complex reconstructive operations. Although several methods have been proposed, no research has elucidated the efficacies and differences between vascular bone graft (VBG) and the Masquelet technique (MT) to date. We aimed to evaluate and compare the clinical effectiveness of VBG and the MT for the reconstruction of Gustilo type III tibial fractures.
    Methods: This retrospective cohort study enrolled patients who underwent reconstruction for Gustilo type III tibial fractures using VBG or the MT in a single center from January 2000 to December 2020. The patients' demographics, injury characteristics, and surgical interventions were documented for analysis. The clinical outcomes including union status, time to union, postoperative infections, and the causes of union failure were compared between the two groups.
    Results: We enrolled 44 patients: 27 patients underwent VBG, and 17 underwent MT. The average union time was 20.5 ± 15.4 and 15.1 ± 9.0 months in the VBG and MT groups, respectively (p = 0.232). The postoperative deep infection rates were 70.4% and 47.1% in the VBG and MT groups (p = 0.122), respectively. Though not statistically significant, the VBG group had a shorter union time than did the MT group when the bone defect length was > 60 mm (21.0 ± 17.0 versus 23.8 ± 9.4 months, p = 0.729), while the MT group had a shorter union time than did the VBG group when the bone defect was length < 60 mm (17.2 ± 5.6 versus 10.7 ± 4.7 months, p = 0.067).
    Conclusions: VBG and MT are both promising reconstruction methods for Gustilo type III tibial fractures. VBG appears to have more potential in reconstructing larger bone defects, while MT may play an important role in smaller bone defects, severe surgical site infections, and osteomyelitis. Therefore, flexible treatment strategies are required for good outcomes in Gustilo type III open tibial fractures.
    Mesh-Begriff(e) Humans ; Tibial Fractures/surgery ; Retrospective Studies ; Bone Transplantation/adverse effects ; Osteomyelitis ; Surgical Wound Infection/epidemiology ; Surgical Wound Infection/etiology
    Sprache Englisch
    Erscheinungsdatum 2022-12-01
    Erscheinungsland England
    Dokumenttyp Journal Article
    ZDB-ID 2041355-5
    ISSN 1471-2474 ; 1471-2474
    ISSN (online) 1471-2474
    ISSN 1471-2474
    DOI 10.1186/s12891-022-06010-4
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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  3. Artikel ; Online: Prospective outcome analysis of ulnar tunnel syndrome: Comparing traumatic versus non-traumatic etiologies.

    Chen, Shih-Heng / Wu, John Chung-Han / Lan, Ching-Yu / Lee, Che-Hsiung / Huang, Ren-Wen / Lin, Cheng-Hung / Hsu, Chung-Chen / Lin, Yu-Te / Chen, Shih-Hsien / Tang, Yueh-Bih / Chen, Hung-Chi / Li, Chun-Wei

    Asian journal of surgery

    2022  

    Abstract: Background: Ulnar tunnel syndrome (UTS) is relatively uncommon compared to the carpal tunnel or cubital tunnel syndromes. Few reports dedicated to the functional outcomes after surgical intervention of the UTS exist. Herein we compare the outcomes of ... ...

    Abstract Background: Ulnar tunnel syndrome (UTS) is relatively uncommon compared to the carpal tunnel or cubital tunnel syndromes. Few reports dedicated to the functional outcomes after surgical intervention of the UTS exist. Herein we compare the outcomes of patients with UTS of different etiologies.
    Methods: Patients diagnosed with UTS between 2016 and 2020 were recruited. Ulnar tunnel release was performed in all patients, along with other necessary osteosynthesis or reconstructive procedures in the traumatic group. Patients were followed-up every six months post-operatively. Outcomes measured include: objective evaluations, subjective questionnaires, records of clinical signs, and grading of the British Medical Research Council scale for intrinsic muscle strength.
    Results: 21 patients were recruited, and favorable results were noted in all of them after surgery. Traumatic UTS patients had a worse initial presentation than the non-traumatic cases, but had a greater improvement after surgery and yielded outcomes comparable with those of the patients without trauma. Patients with aberrant muscles in their wrists had better outcomes in some objective measurements than those without aberrant muscles.
    Conclusions: Ulnar tunnel release improves the outcome of patients regardless of the etiology, especially in patients with trauma-induced UTS. Thus, a proper diagnosis of the UTS should be alerted in all patients encountering paresthesia in the ulnar digits, ulnar-sided pain, weakness of grip strength, or intrinsic weakness to ensure good outcomes.
    Sprache Englisch
    Erscheinungsdatum 2022-03-16
    Erscheinungsland China
    Dokumenttyp Journal Article
    ZDB-ID 1068461-x
    ISSN 0219-3108 ; 1015-9584
    ISSN (online) 0219-3108
    ISSN 1015-9584
    DOI 10.1016/j.asjsur.2022.03.006
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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  4. Artikel ; Online: End-to-Side Anterior Interosseous Nerve Transfer: A Valuable Alternative for Traumatic High Ulnar Nerve Palsy.

    Chen, Shih-Heng / Mao, Shih-Hsuan / Lan, Ching-Yu / Huang, Ren-Wen / Lee, Che-Hsiung / Hsu, Chung-Chen / Lin, Cheng-Hung / Lin, Yu-Te / Chuang, David Chwei-Chin

    Annals of plastic surgery

    2021  Band 86, Heft 2S Suppl 1, Seite(n) S102–S107

    Abstract: Background: The prognosis of high ulnar nerve injury is poor despite nerve repair or grafting. Anterior interosseous nerve (AIN) transfers provide a satisfactory recovery. However, the efficacy of end-to-side (ETS) AIN transfer and optimal timing in ... ...

    Abstract Background: The prognosis of high ulnar nerve injury is poor despite nerve repair or grafting. Anterior interosseous nerve (AIN) transfers provide a satisfactory recovery. However, the efficacy of end-to-side (ETS) AIN transfer and optimal timing in Sunderland grade IV/V of high ulnar nerve injury is lacking.
    Objective: The goals were to compare the outcomes of high ulnar nerve injury managed with ETS AIN transfers with those managed with conventional procedures (nerve repair or graft only) and identify differences between early and delayed transfers.
    Methods: Patients with isolated high ulnar nerve injury (Sunderland grade IV/V) from 2010 to 2017 were recruited. Patients with conventional treatments and AIN transfers were designated as the control and AIN groups, respectively. Early transfer was defined as the AIN transfer performed within 8 weeks postinjury. Outcomes were measured and analyzed by the British Medical Research Council (BMRC) score, grip strength, and pinch strength.
    Results: A total of 24 patients with high ulnar nerve injury (Sunderland grade IV/V) were included. There were 11 and 13 patients in the control and AIN groups, respectively. In univariate analysis, both early and delayed AIN transfers demonstrated significantly better motor recovery among BMRC score and strength of grip and pinch at 12 months (P < 0.05). No statistical significance was found between early and delayed transfer. In multivariate analysis, both early and delayed transfers were regarded as strong and independent factors for motor recovery of ulnar nerve. Compared with the control, early [odds ratio (OR), 1.83; P < 0.001] and delayed (OR, 1.59; P < 0.001) transfers showed significant improvement with regard to BMRC scores. The pinch strength in early (OR, 31.68; P < 0.001) and delayed (OR, 26.45; P < 0.001) transfers was also significantly better.
    Conclusion: The ETS AIN transfer, in either early or delayed fashion, significantly improved intrinsic motor recovery in high ulnar nerve injuries classified as Sunderland grade IV/V. The early transfer group demonstrated a trend toward better functional recovery with less downtime.
    Mesh-Begriff(e) Forearm ; Hand Strength ; Humans ; Nerve Transfer ; Ulnar Nerve/surgery ; Ulnar Neuropathies/etiology ; Ulnar Neuropathies/surgery
    Sprache Englisch
    Erscheinungsdatum 2021-01-11
    Erscheinungsland United States
    Dokumenttyp Journal Article ; Research Support, Non-U.S. Gov't
    ZDB-ID 423835-7
    ISSN 1536-3708 ; 0148-7043
    ISSN (online) 1536-3708
    ISSN 0148-7043
    DOI 10.1097/SAP.0000000000002657
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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  5. Artikel ; Online: Prognosis of Traumatic Ulnar Nerve Injuries: A Systematic Review.

    Lan, Ching-Yu / Tien, Huey-Yuan / Lin, Yu-Te / Hsu, Chun-Cheng / Lin, Cheng-Hung / Chen, Shih-Heng

    Annals of plastic surgery

    2019  Band 82, Heft 1S Suppl 1, Seite(n) S45–S52

    Abstract: Ulnar nerve injury (UNI) is not uncommon and often results in incomplete motor recovery after the initial nerve repair and requires secondary functional reconstruction. To clarify the prognosis and predicting factor of UNI, and if it is reasonable to ... ...

    Abstract Ulnar nerve injury (UNI) is not uncommon and often results in incomplete motor recovery after the initial nerve repair and requires secondary functional reconstruction. To clarify the prognosis and predicting factor of UNI, and if it is reasonable to wait after the initial repair, a systematic literature review from PubMed computerized literature database and Google scholar was performed. The PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) checklist and guidelines were followed to develop the search protocol for this literature review. Two reviewers independently assessed titles, abstracts, and full-text articles, and a third reviewer resolved any disagreements. Seventeen articles with 260 cases were found with sufficient data and enough follow-up. After multiple logistic regression, age, injury level, gap of lesion, and delayed time to surgery were significant prognostic factors in UNI. If considering only high-level injuries (injury at or above proximal forearm), age became the only predicting factor. In cases with likely poor prognosis, their motor recovery tends to be unsatisfactory, and observation for months after the initial repair might not be reasonable. Other surgical interventions such as early nerve transfer may be an option to improve the outcome.
    Mesh-Begriff(e) Checklist ; Female ; Follow-Up Studies ; Humans ; Injury Severity Score ; Male ; Motor Skills ; Neurosurgical Procedures/methods ; Peripheral Nerve Injuries/diagnosis ; Peripheral Nerve Injuries/etiology ; Peripheral Nerve Injuries/surgery ; Recovery of Function/physiology ; Time Factors ; Treatment Outcome ; Ulnar Nerve/injuries ; Ulnar Neuropathies/etiology ; Ulnar Neuropathies/rehabilitation ; Ulnar Neuropathies/surgery ; Wounds and Injuries/complications
    Sprache Englisch
    Erscheinungsdatum 2019-01-23
    Erscheinungsland United States
    Dokumenttyp Journal Article ; Meta-Analysis ; Research Support, Non-U.S. Gov't ; Systematic Review
    ZDB-ID 423835-7
    ISSN 1536-3708 ; 0148-7043
    ISSN (online) 1536-3708
    ISSN 0148-7043
    DOI 10.1097/SAP.0000000000001727
    Datenquelle MEDical Literature Analysis and Retrieval System OnLINE

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