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Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_12 | Pages 108 - 108
1 Dec 2022
Manirajan A Polachek W Shi L Hynes K Strelzow J
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Diabetes mellitus is a risk factor for complications after operative management of ankle fractures. Generally, diabetic sequelae such as neuropathy and nephropathy portend greater risk; however, the degree of risk resulting from these patient factors is poorly defined. We sought to evaluate the effects of the diabetic sequelae of neuropathy, chronic kidney disease (CKD), and peripheral vascular disease (PVD) on the risk of complications following operative management of ankle fractures.

Using a national claims-based database we analyzed patients who had undergone operative management of an ankle fracture and who remained active in the database for at least two years thereafter. Patients were divided into two cohorts, those with a diagnosis of diabetes and those without. Each cohort was further stratified into five groups: neuropathy, CKD, PVD, multiple sequelae, and no sequelae. The multiple sequelae group included patients with more than one of the three sequelae of interest: CKD, PVD and neuropathy. Postoperative complications were queried for two years following surgery. The main complications of interested were: deep vein thrombosis (DVT), surgical site infection, hospital readmission within 90 days, revision internal fixation, conversion to ankle fusion, and below knee amputation (BKA).

We identified 210,069 patients who underwent operative ankle fracture treatment; 174,803 had no history of diabetes, and 35,266 were diabetic. The diabetic cohort was subdivided as follows: 7,506 without identified sequelae, 8,994 neuropathy, 4,961 CKD, 1,498 PVD, and 12,307 with multiple sequelae.

Compared to non-diabetics, diabetics without sequelae had significantly higher odds of DVT, infection, readmission, revision internal fixation and conversion to ankle fusion (OR range 1.21 – 1.58, p values range Compared to uncomplicated diabetics, diabetics with neuropathy alone and diabetics with multiple sequelae were found to have significantly higher odds of all complications (OR range 1.18 – 31.94, p values range < 0.001 - 0.034). Diabetics with CKD were found to have significantly higher odds of DVT, readmission, and BKA (OR range 1.34 – 4.28, p values range < 0.001 - 0.002). Finally, diabetics with PVD were found to have significantly higher odds of DVT, readmission, conversion to ankle fusion, and BKA (OR range 1.62 - 9.69, p values range < 0.001 - 0.039).

Diabetic patients with sequelae of neuropathy, CKD or PVD generally had higher complication rates than diabetic patients without these diagnoses. Unsurprisingly, diabetic patients with multiple sequalae are at the highest risk of complications and had the highest odds ratios of all complications. While neuropathy is known to be associated with postoperative complications, our analysis demonstrates that CKD represents a significant risk factor for multiple complications following the operative management of ankle fractures and has rarely been discussed in prior studies.


Orthopaedic Proceedings
Vol. 101-B, Issue SUPP_4 | Pages 91 - 91
1 Apr 2019
Watanabe H Majima T Tsunoda R Oshima Y Uematsu T Takai S
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Introduction

The hip hemiarthroplasty in posterior approach is a common surgical procedure at the femoral neck fractures in the elderly patients. However, the postoperative hip precautions to avoid the risk of dislocations are impeditive for early recovery after surgery. We used MIS posterior approach lately known as conjoined tendon preserving posterior (CPP) approach, considering its enhancement of joint stability, and examined the intraoperative and postoperative complications, retrospectively.

Methods

We performed hip hemiarthroplasty using CPP approach in 30 patients, and hip hemiarthroplasty using conventional posterior approach in 30 patients, and both group using lateral position with the conventional posterior skin incision. The conjoined tendon (periformis, obturator internus, and superior/inferior gemellus tendon) was preserved and the obturator externus tendon was incised in CPP approach without any hip precautions postoperatively. The conjoined tendon was incised in conventional approach using hip abduction pillow postoperatively.


Orthopaedic Proceedings
Vol. 100-B, Issue SUPP_6 | Pages 25 - 25
1 Apr 2018
Haidar F Osman A Elkabbani M Tarabichi S
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Introduction

Early complication post total knee replacement reported to be higher in obese patient in general. Also the outcome of cruciate retaining and PS knee has been fully discussed before and there was no major difference in the outcome. However, the purpose of this paper is to find out if early complication postTKR such as fracture and instability is more common in PS implant than in CR knee. This is a retrospective study comparing two groups of obese patients. The first using PS implant and the other using CR implant. These two groups were matched for age, body mass and severity of deformity. We clearly showed that there is significant increase in peri-prosthetic fracture and instability in the group that use PS implant.

Materials & Methods

At our institution we have been using Persona implant which has the option of using PS insert or a CR. The decision to proceed with CR or PS mainly depends on the availability of the implant and also the ability to well balance the knee in patients. In most patients we try to proceed with CR implant. However, the flow of implant sometime sometimes limit us from using CR or the imbalance in the ligament force us to process with PS implant.

We have reviewed a chart of over 200 patients in each group of obese patient they were done within the last three years. All cases had a minimum follow up of 6 months. Those groups were matched for body mass, age and severity of deformity. After matching the groups we documented knee score, blood loss, post – operative pain and complications. All surgeries were performed by the same surgeon.


Orthopaedic Proceedings
Vol. 101-B, Issue SUPP_4 | Pages 101 - 101
1 Apr 2019
Haidar F Tarabichi S Osman A Elkabbani M Mohamed T
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Introduction

Early complication post total knee replacement reported to be higher in obese patient in general. Also the outcome of cruciate retaining and PS knee has been fully discussed before and there was no major difference in the outcomes for all the patients overall regardless of their weight. However, the purpose of this paper is to find out if the CR knee has superiority over PS knee in terms of clinical and functional outcomes and if early complication postTKR such as fracture and instability is more common in PS implant than in CR knee. This is a retrospective study comparing two groups of obese patients. The first using PS implant and the other using CR implant. These two groups were matched for age, body mass and severity of deformity.

Materials & Methods

At our institution we have been using Persona implant which has the option of using PS insert or a CR. The decision to proceed with CR or PS mainly depends on the availability of the implant and also the ability to well balance the knee in patients. In most patients we try to proceed with CR implant. However, the flow of implant sometime sometimes limit us from using CR or the imbalance in the ligament force us to process with PS implant.

We have reviewed a chart of over 200 patients in each group of obese patient they were done within the last three years. All cases had a minimum follow up of 6 months. Those groups were matched for body mass, age and severity of deformity.

After matching the groups we documented Knee Society Score (KSS), Knee Society Function Score (KSFS), blood loss, post – operative pain and complications. All surgeries were performed by the same surgeon.


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_2 | Pages 23 - 23
10 Feb 2023
Silva A Walsh T Gray J Platt S
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Swelling following an ankle fracture is commonly believed to preclude surgical fixation, delaying operative treatment to allow the swelling to subside. This is in an attempt to achieve better soft tissue outcomes. We aim to identify whether pre-operative ankle swelling influences postoperative wound complications following ankle fracture surgery.

This is a prospective cohort study of 80 patients presenting to a tertiary referral centre with operatively managed malleolar ankle fractures.

Ankle swelling was measured visually and then quantitatively using the validated ‘Figure-of-eight’ technique. Follow-up was standardised at 2, 6, and 12 weeks post-operatively. Wound complications, patient co-morbidities, operative time, surgeon experience, and hospital stay duration were recorded.

The complication rate was 8.75% (n=7), with 1 deep infection requiring operative intervention and all others resolving with oral antibiotics and wound cares. There was no significant difference in wound complication rates associated with quantitative ankle swelling (p=0.755), visual assessment of ankle swelling (p=0.647), or time to operative intervention (p=0.270).

Increasing age (p=0.006) and female gender (p=0.049) had a significantly greater probability of wound complications. However, BMI, smoking status, level of the operating surgeon, and tourniquet time were not significantly different.

Visual assessment of ankle swelling had a poor to moderate correlation to ‘Figure-of-eight’ ankle swelling measurements ICC=0.507 (0.325- 0.653).

Neither ankle swelling nor time to surgery correlates with an increased risk of postoperative wound complication in surgically treated malleolar ankle fractures. Increasing patient age and female gender had a significantly greater probability of wound infection, irrespective of swelling. Visual assessment of ankle swelling is unreliable for quantifying true ankle swelling.

Operative intervention at any time after an ankle fracture, irrespective of swelling, is safe and showed no better or worse soft tissue outcomes than those delayed for swelling.


Orthopaedic Proceedings
Vol. 98-B, Issue SUPP_4 | Pages 91 - 91
1 Jan 2016
Van Der Straeten C Doyen B Dutordoir C Goedertier W Pirard S Victor J
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INTRODUCTION. Meniscal tears are very common and treated surgically by suturing or partial or total meniscectomy. After meniscectomy, the tibiofemoral contact area is decreased whih leads to higher contact stresses associated with clinical symproms and a faster progression of tibiofemoral osteoarthritis. Besides meniscus allograft transplantation, artificial implants have been developed to replace the menisci after meniscectomy. AIM. We investigated the short- and medium-term clinical results and survivorship of two artificial meniscus implants used as a treatment for post-meniscectomy pain in young to middle-aged patients: the anchored polyurethane degradable Actifit® (2007–2013) and the non-anchored polycarbonate-urethane NUSurface® meniscal implants (2011–2013). PATIENTS AND METHODS. Sixty-seven Actifit were implanted in 67 patients with a mean age of 30.5 years (12 to 50) as a lateral meniscus replacement in 24 cases and medial in 43. Forty-one NUSurface were implanted as a medial meniscus replacement in 35 patients aged 31 to 61 at surgery. Clinical scores (KOOS, Lysholm, IKDC, VAS and EQ-5D) and MRI were obtained preoperatively and at 1, 2 and 5 years (if applicable) postoperatively. Complications and reinterventions were noted and cumulative implant survivorship computed. RESULTS. Seventeen Actifit had been removed at a mean of 22 months postop for persisting pain and/or extrusion of the implant on MRI. Three were converted to a Total Knee Arthroplasty (TKA), 7 replaced by a meniscal allograft and 7 were removed. The cumulative survivorship was 63.6% at 6 years. Forty-six patients with the Actifit in situ had a significant improvement of all clinical scores compared to preoperative scores (p<0.05) and were satisfied with the result. In the NUSurface group, 19 of the 41 implanted menisci had been removed at 2 to 26 months follow-up. Reasons for failure were radial tear or rupture of the meniscus in 7 cases, dislocation with or without tear in 4, synovitis and hydrops in 2 possibly related to synovial reaction to polymer particles, medial pressure caused by a too large size in 3 and persistent pain or OA evolution in 3. In 5 patients the implant was replaced by the same type artificial meniscus, unsuccessfully in 3. Besides, complications occurred in 32 patients including inflammation, effusion and squeaking. Nevertheless the KOOS, IKDC and VAS for pain were significantly improved at 12 months postoperatively (p<0.001). DISCUSSION. Short-term clinical evaluation of artificial meniscal replacement after meniscectomy showed an initial improvement of pain and knee function. However, both in the anchored degradable polyurethane meniscal implant group as in the non-anchored polycarbonate-urethane implant group the number of short-term failures was high and associated with important morbidity. The hard, non-degradable polycarbonate-urethane meniscal implant was torn or worn in 7 cases within 2 years postop. Three patients had synovial reactions possibly related to particulate debris. In conclusion, the currently available artificial meniscal transplants have a too high short-term failure rate to be advocated for widespread clinical use