stress fracture

应力断裂
  • 文章类型: Case Reports
    第一肋骨的应力性骨折是臂丛神经病变的罕见但重要的原因。这里,我们描述了一名单侧臂丛神经损伤患者,表现为颈部不自主运动。一名22岁的男子患有宫颈不自主运动10个月,被诊断为迟发性运动障碍。入院后,他突然注意到他不能抬起右臂。电生理研究显示右侧三角肌和肱背肌无力,但在右侧C5节段支配的其他肌肉中发现正常。胸部计算机断层扫描显示两侧第一肋骨骨折,愈伤组织形成。根据右腋下和桡神经支配的肌肉受累以及第一肋骨处骨痂的存在,诊断为右后索压迫。在目前的情况下,由于运动障碍引起的肌肉间歇性强烈收缩可能导致应力性骨折。
    Stress fracture of the first rib is a rare but an important cause of brachial plexopathy. Here, we describe a patient with a unilateral brachial plexus injury presenting with involuntary neck movements. A 22-year-old man with cervical involuntary movements for 10 months was diagnosed with tardive dyskinesia. After admission, he abruptly noticed that he could not lift his right arm. The electrophysiological study revealed weakness of the right deltoid and brachioradialis, but normal findings in the other muscles innervated by the right C5 segment. Chest computed tomography showed fractures of the first rib on both sides, with callus formation. Based on the involvement of muscles innervated by the right axillary and radial nerves and presence of callus at the first rib, a diagnosis of right posterior cord entrapment was made. In the present case, intermittent strong contraction of muscles due to dyskinesia may have caused the stress fractures.
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  • 文章类型: Case Reports
    本病例报告强调了在镰状细胞性贫血患者中考虑股骨颈应力性骨折的重要性。在这个高危人群中,早期识别,及时诊断,适当的护理对于避免重大问题和改善结果至关重要。当镰状细胞性贫血患者抱怨臀部或腹股沟不适时,医护人员应该对股骨颈应力性骨折保持较高的怀疑指数,以确保及时治疗和防止长期损伤.
    镰状细胞病(SCD)是一种普遍的遗传性血红蛋白病,具有重要的全球意义。影响了很大一部分人口。股骨头缺血性坏死是SCD常见的并发症,导致严重的关节损伤和不活动。该病例报告是一名20岁男性,因股骨颈应力性骨折而出现严重的髋部疼痛,进展到完全骨折。该患者有镰状细胞性贫血和股骨转子下骨折畸形的病史,导致短缩,外部旋转,和一瘸一拐的步态。计划通过股骨粗隆下截骨术进行手术治疗,并使用动态髋螺钉进行固定,并带有或不带有in骨移植物,一个令人满意的复位和闭合的骨折间隙,术后。在镰状细胞性贫血患者的情况下,骨坏死和应力性骨折等骨并发症很常见。作为医疗保健提供者,重要的是,不仅要通过医疗干预来管理和解决这些问题,还可以通过咨询和耐心教育。必须提醒患者遵守医疗建议的重要性,以避免并发症的进展或复发。
    UNASSIGNED: The significance of taking femoral neck stress fractures into account as a possible consequence in sickle cell anemia patients is underscored by this case report. In this high-risk group, early identification, timely diagnosis, and suitable care are crucial for averting major problems and improving results. When sickle cell anemia patients complain with hip or groin discomfort, healthcare practitioners should keep a high index of suspicion for femoral neck stress fractures to assure prompt management and prevent long-term impairment.
    UNASSIGNED: Sickle cell disease (SCD) is a prevalent genetic hemoglobinopathy with significant global implications, affecting a substantial portion of the population. Avascular necrosis of the femoral head is a common complication in SCD, leading to severe joint damage and immobility. This case report is of a 20-year-old male who presented with severe hip pain due to a femoral neck stress fracture, which progressed to a complete fracture. This patient had a past medical history of sickle cell anemia and a malunited subtrochanteric fracture that resulted in shortening, external rotation, and a limping gait. Surgical treatment via subtrochanteric osteotomy with fixation using a dynamic hip screw with or without iliac crest bone graft was planned, with a satisfactory reduction and closure of the fracture gap, postoperatively. In cases of sickle cell anemia patients, bone complications such as both osteonecrosis and stress fractures are common. As a healthcare provider, it is important to manage and address these not only through medical interventions, but also through counseling and patient education. Patients must be reminded about the importance of compliance with medical advice to avoid progression or recurrence of complications.
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  • 文章类型: Case Reports
    从足底方面产生的神经节囊肿很少见,脚和脚踝最常见的位置是脚的背侧。我们介绍了一例49岁男子右脚疼痛的病例。X线片显示右侧第二和第三跖骨的皮质骨变薄,MRI显示第二和第三meta骨之间的囊性病变,导致应力反应和断裂。神经节囊肿切除后,骨折逐渐重塑并完全愈合。如果X线平片显示meta骨形态发生非典型变化,神经节囊肿,在这种情况下,应该被怀疑,应该考虑MRI。
    Ganglion cysts arising from the plantar aspect are rare, and the most common location of the foot and ankle is the dorsal aspect of the foot. We present a case of a 49-year-old man with pain in the right foot. Plain radiographs showed thinning of the cortical bone in the right second and third metatarsals, and MRI showed cystic lesions between the second and third metatarsals, resulting in stress reactions and fractures. The fracture gradually remodeled and completely healed following resection of the ganglion cysts. If plain radiographs show atypical changes in the metatarsal bone morphology, a ganglion cyst, as in this case, should be suspected, and MRI should be considered.
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  • 文章类型: Journal Article
    骨应力损伤(BSI)经常发生在女性长跑运动员的腿和足长骨中。预防BSI的潜在方法是在年轻时参加多方向运动,以建立更坚固的骨骼。当前的横断面研究比较了胫骨的差异,腓骨,第二meta骨骨干的大小,形状,和专门从事越野跑的女大学级运动员之间的力量(RUN,n=16)和足球(SOC,n=16)。使用高分辨率外周定量计算机断层扫描进行评估,并对桡骨骨干处的测量结果进行校正,以控制选择偏倚和组间系统差异。SOC中胫骨的总面积比RUN大7.5%,面积最小二次弯矩(IMIN)大于29.4%,破坏估计载荷大于8.2%(所有p≤0.02)。SOC中的胫骨值超过参考数据,表明正适应。相比之下,RUN中的值与参考数据相似,提示跑步诱导的胫骨适应受限.RUN的最大面积第二矩(IMAX)和IMIN之间的比率确实比SOC和参考值更大。这表明与移动改变的胫骨形状相关的单向载荷,材料更多地分布在前后(IMAX)方向上,而不是中外侧(IMIN)方向上。相对而言,SOC与参考数据具有相似的IMAX/IMIN比,表明多平面适应导致SOC中胫骨较大。除了增加胫骨的大小和强度,SOC增强了腓骨和第二meta骨的结构和强度。在这两个地点,与RUN相比,SOC的极惯性矩约为25%(所有p=0.03)。这些数据支持呼吁年轻女运动员推迟专业化跑步和参加多方向运动,比如足球,构建一个更强大的骨架,可能对BSI有更多的保护。
    Bone stress injuries (BSIs) frequently occur in the leg and foot long bones of female distance runners. A potential means of preventing BSIs is to participate in multidirectional sports when younger to build a more robust skeleton. The current cross-sectional study compared differences in tibia, fibula, and second metatarsal diaphysis size, shape, and strength between female collegiate-level athletes specialized in cross-country running (RUN, n = 16) and soccer (SOC, n = 16). Assessments were performed using high-resolution peripheral quantitative computed tomography and outcomes corrected for measures at the radius diaphysis to control for selection bias and systemic differences between groups. The tibia in SOC had a 7.5 % larger total area than RUN, with a 29.4 % greater minimum second moment of area (IMIN) and 8.2 % greater estimated failure load (all p ≤ 0.02). Tibial values in SOC exceeded reference data indicating positive adaptation. In contrast, values in RUN were similar to reference data suggesting running induced limited tibial adaptation. RUN did have a larger ratio between their maximum second moment of area (IMAX) and IMIN than both SOC and reference values. This suggests the unidirectional loading associated with running altered tibial shape with material distributed more in the anteroposterior (IMAX) direction as opposed to the mediolateral (IMIN) direction. Comparatively, SOC had a similar IMAX/IMIN ratio to reference data suggesting the larger tibia in SOC resulted from multiplane adaptation. In addition to enhanced size and strength of their tibia, SOC had enhanced structure and strength of their fibula and second metatarsal. At both sites, polar moment of inertia was approximately 25 % larger in SOC compared to RUN (all p = 0.03). These data support calls for young female athletes to delay specialization in running and participate in multidirectional sports, like soccer, to build a more robust skeleton that is potentially more protected against BSIs.
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  • 文章类型: Journal Article
    应力性骨折是一种痛苦的状况,当骨骼的适应能力不平衡时发生。这种不平衡主要是由于强度增加,频率,或训练的持续时间。确定应力性骨折的病因及其适当的治疗可防止复发。此外,基于证据和监督的康复对于永久缓解疼痛和恢复运动至损伤前功能水平是必不可少的。案例系列讨论了运动员对应力性骨折的应激反应的连续性,应力性骨折的原因,他们的管理,回到体育。本文旨在就康复指南对应力性骨折的代谢原因的管理进行清晰的讨论。
    本研究是5例进入运动损伤中心运动医学门诊的病例系列,VMMC和Safdarjung医院,新德里,桑贾伊·甘地医学研究所的物理医学和康复门诊,勒克瑙为期1年。讨论的案例是年轻的印度运动员,男性和女性,沿胫骨内侧应力综合征(MTSS)的连续性出现应激反应和应力性骨折。
    本文的研究结果强调了康复对患有MTSS的个体的重要性。准确的诊断与有针对性的康复导致更快的恢复运动。康复计划包括识别和治疗应力性骨折的原因,消除任何风险因素,生物力学矫正,结构化锻炼计划,在水下跑步机训练,负载的周期性增加,每三周减少一次活动。
    UNASSIGNED: A stress fracture is a painful condition which occurs when the adaptive ability of the bone is unbalanced. This imbalance predominantly occurs due to increased intensity, frequency, or duration of training. Identifying the etiology of stress fracture and its proper treatment prevents recurrence. Besides, evidence-based and supervised rehabilitation is indispensable for permanent remission of pain and return to sports to preinjury functional levels. The case series discusses the continuum of stress reaction to stress fracture in athletes, causes of stress fractures, their management, and return to sport. The paper aims to give a clear discussion about the management with rehabilitation guidelines for metabolic causes of stress fractures.
    UNASSIGNED: This study was a case series of five cases coming to Sports Medicine outpatient clinic of Sports Injury Centre, VMMC and Safdarjung Hospital, New Delhi, and physical medicine and rehabilitation outpatient clinic of Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow over a period of 1 year. The discussed cases are young Indian athletes, both male and females, who have presentation along the continuum of medial tibial stress syndrome (MTSS) to stress reactions and stress fracture.
    UNASSIGNED: The findings of the paper highlight the significance of rehabilitation for individuals suffering from MTSS. Accurate diagnosis with targeted rehabilitation leads to quicker return to sports. The rehabilitation program comprises of identifying and treating the cause of stress fracture, removing any risk factors, biomechanical correction wherever indicated, structured exercise program, training in underwater treadmill, cyclical increase in loading, reducing activity every 3rd week.
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  • 文章类型: Case Reports
    椎弓根裂隙的原因包括先天性发育不良和应力性骨折,这两种情况都是罕见的。继发性腰椎滑脱合并单侧椎弓根裂隙和对侧脊椎裂极为罕见,容易误诊。我们报告了两例来自不同原因的这些情况,并在文献综述的背景下讨论了诊断和治疗特征。
    病例1是一名58岁女性,左侧L5椎弓根出现应力性骨折改变。病例2是一名47岁的女性,由于左L5椎弓根发育不全而导致椎弓根裂开。两名患者均合并对侧峡部裂和Meyerding一级腰椎滑脱,而两者都没有明确的腰椎外伤史。最初的保守治疗失败后,两名患者均接受了双侧椎弓根螺钉内固定的单节段腰椎后路椎间融合术.术后对两名患者进行了1年以上的随访,并通过CT扫描提示临床症状缓解和椎弓根裂骨融合。
    腰椎滑脱伴单侧椎弓根裂开和对侧峡部裂的报道很少,临床上可误诊为单纯性腰椎滑脱伴双侧峡部裂。对于保守治疗失败的患者,没有广泛接受的手术选择。我们的经验表明,通过单节段后路椎间融合术和双侧椎弓根螺钉固定可以取得良好的临床效果。将螺钉精确地放置到有缺陷的椎弓根中和充分的退出神经减压是该手术选择成功的先决条件。
    UNASSIGNED: The causes of pedicle cleft include congenital dysplasia and stress fractures, both of which are rare conditions. Secondary lumbar spondylolisthesis with combined unilateral pedicle cleft and contralateral spondylolysis is extremely rare and can be easily misdiagnosed. We report two cases with these conditions from different causes and discuss the diagnostic and therapeutic features in the context of the literature review.
    UNASSIGNED: Case 1 was a 58-year-old female with a stress fracture change at the left L5 pedicle. Case 2 was a 47-year-old female with a pedicle cleft due to hypoplasia of the left L5 pedicle. Both patients had a combined contralateral spondylolysis and Meyerding grade one lumbar spondylolisthesis, while neither had a clear history of lumbar trauma. After initial conservative treatments failed, both patients underwent a single-segment posterior lumbar interbody fusion with bilateral pedicle screw fixation. Both patients were followed up for more than 1 year postoperatively with clinical symptom relief and bony fusion at the pedicle cleft suggested by a CT scan.
    UNASSIGNED: Lumbar spondylolisthesis with unilateral pedicle cleft and contralateral spondylolysis is rarely reported and can be clinically misdiagnosed as simple spondylolisthesis with bilateral spondylolysis. There is no widely accepted surgical option for patients for whom conservative treatment has failed. Our experience suggests that good clinical results may be achieved by single-segment posterior interbody fusion and bilateral pedicle screw fixation. Precise screw placement into the deficient pedicle and sufficient exiting nerve decompression are prerequisites for the success of this surgical option.
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  • 文章类型: Case Reports
    应力性骨折是长时间和重复负荷的骨破坏的结果。它通常发生在不同的群体中,包括运动员,新兵,和其他人。早期应力性骨折常因症状不典型、体检有效而未确诊或误诊。这里,我们报道了一例罕见的青少年多发性应力性骨折的临床病例。期待病理活检,很难得到确诊。随着体育爱好者的不断增加,医疗机构应加强对应力性骨折的认识,并在早期阶段进行有效管理。
    Stress fracture is the result of bone destruction with prolonged and repetitive loading. It usually occurs among various groups, including athletes, military recruits, and others. Early stress fractures often undergo undiagnosed or misdiagnosed because of atypical symptoms and effective medical examination. Here, we report a rare clinical case about the multiple stress fractures in one adolescent. Expect for the pathological biopsy, it hardly gets confirm diagnosis. With the increasing population of sports lover, healthcare institutions should be enhanced their understanding of stress fractures and enable effective management at an early stage.
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  • 文章类型: Case Reports
    髂应力性骨折(ISF)在运动中并不常见,特别是在跑步者中,并归因于重复负荷和其他诱发因素。由于非特异性症状和常规成像程序的有限敏感性,ISF提出了诊断挑战。报告的病例约为一名51岁的男性马拉松运动员,连续双侧ISF。最初的症状包括右臀部机械性疼痛,导致通过盆腔MRI确诊。保守管理,从运动活动中休息八周,症状缓解并恢复运动。然而,回到运动的20天后,患者在恢复跑步后出现左侧症状,MRI证实了一个新的ISF.规定再休息八周,允许患者在受伤前水平恢复运动。ISF应该考虑在跑步者出现臀部疼痛,强调早期诊断的重要性。MRI作为准确诊断的有价值的工具,指导适当的管理策略。注重休息的保守管理对于有利的结果和优化跑步者的健康和表现至关重要。
    Iliac stress fractures (ISF) are uncommon in sports, particularly among runners, and are attributed to repetitive loading and other predisposing factors. ISF poses diagnostic challenges due to nonspecific symptoms and the limited sensitivity of conventional imaging procedures. The reported case is about a 51-year-old male marathon runner with consecutive bilateral ISF. Initial symptoms included mechanical pain in the right buttock, leading to a diagnosis confirmed via pelvic MRI. Conservative management with eight weeks rest from sport activity was indicated with symptom resolution and return to sport. However, 20 days after returning to sport, the patient developed left-sided symptoms post-resumption of running, with MRI confirming a new ISF. An additional eight weeks of rest was prescribed, allowing the patient to resume sport at preinjury levels. ISF should be considered in runners presenting with gluteal pain, emphasizing the importance of early diagnosis. MRI emerges as a valuable tool for accurate diagnosis, guiding appropriate management strategies. Conservative management focusing on rest is paramount for favorable outcomes and optimizing runners\' health and performance.
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  • 文章类型: Journal Article
    骨应力损伤(BSI)是活跃女性中常见的过度使用损伤。BSI可以归类为高风险(骨盆,骶骨,和股骨颈)或低风险(胫骨,腓骨,和meta骨)。BSI的风险因素包括低能源可用性,月经功能障碍,骨骼健康状况不佳。在有BSI病史的女性中,跑步时的垂直负荷率较高。
    这项研究的目的是描述绝经前妇女人群中与BSI相关的因素,将有高风险或低风险BSI病史的人与没有BSI病史的人进行比较。据推测,与具有低风险BSI史的女性相比,具有高风险BSI史的女性更有可能表现出较低的骨矿物质密度(BMD)和相关因素以及较差的骨微结构。相比之下,有低风险BSI病史的女性会有更高的负荷率.
    横断面研究;证据水平,3.
    登记的是15名有高风险BSI病史的女性,15具有低风险BSI历史,和15没有BSI的历史。全身的BMD,臀部,和脊柱使用双能X线骨密度仪的z评分进行标准化。高分辨率外周定量计算机断层扫描用于量化桡骨和胫骨远端的骨微结构。参与者完成了调查,描述了影响骨骼健康的因素,包括睡眠,月经史,和饮食行为-利用饮食失调检查问卷(EDE-Q)。每位参与者都使用仪器跑步机完成了生物力学评估,以测量运动前后的负荷率。
    有高危BSI病史的女性的脊柱z评分低于低危BSI患者(-1.04±0.76vs-0.01±1.15;P<.05)。有高风险BSI病史的女性,与低风险BSI和无BSI相比,形状关注(1.46±1.28vs0.76±0.78和0.43±0.43)和饮食关注(0.55±0.75vs0.16±0.38和0.11±0.21)的EDE-Q分最高,以及当前身高下最小体重和最大体重之间的最大差异(11.3±5.4vs7.7±2.9和7.6±3.3kg)(全部P<0.05)。有高危BSI病史的女性比没有BSI病史的女性更有可能在一周内平均每晚睡眠<7小时(80%vs33.3%;P<0.05)。各组之间的平均垂直负荷率和瞬时垂直负荷率没有差异。
    有高风险BSI病史的女性更有可能表现出骨骼健康不良的危险因素,包括较低的BMD,而负荷率不能区分有BSI病史的女性。
    UNASSIGNED: Bone stress injury (BSI) is a common overuse injury in active women. BSIs can be classified as high-risk (pelvis, sacrum, and femoral neck) or low-risk (tibia, fibula, and metatarsals). Risk factors for BSI include low energy availability, menstrual dysfunction, and poor bone health. Higher vertical load rates during running have been observed in women with a history of BSI.
    UNASSIGNED: The purpose of this study was to characterize factors associated with BSI in a population of premenopausal women, comparing those with a history of high-risk or low-risk BSI with those with no history of BSI. It was hypothesized that women with a history of high-risk BSI would be more likely to exhibit lower bone mineral density (BMD) and related factors and less favorable bone microarchitecture compared with women with a history of low-risk BSI. In contrast, women with a history of low-risk BSI would have higher load rates.
    UNASSIGNED: Cross-sectional study; Level of evidence, 3.
    UNASSIGNED: Enrolled were 15 women with a history of high-risk BSI, 15 with a history of low-risk BSI, and 15 with no history of BSI. BMD for the whole body, hip, and spine was standardized using z scores on dual-energy x-ray absorptiometry. High-resolution peripheral quantitative computed tomography was used to quantify bone microarchitecture at the radius and distal tibia. Participants completed surveys characterizing factors that influence bone health-including sleep, menstrual history, and eating behaviors-utilizing the Eating Disorder Examination Questionnaire (EDE-Q). Each participant completed a biomechanical assessment using an instrumented treadmill to measure load rates before and after a run to exertion.
    UNASSIGNED: Women with a history of high-risk BSI had lower spine z scores than those with low-risk BSI (-1.04 ± 0.76 vs -0.01 ± 1.15; P < .05). Women with a history of high-risk BSI, compared with low-risk BSI and no BSI, had the highest EDE-Q subscores for Shape Concern (1.46 ± 1.28 vs 0.76 ± 0.78 and 0.43 ± 0.43) and Eating Concern (0.55 ± 0.75 vs 0.16 ± 0.38 and 0.11 ± 0.21), as well as the greatest difference between minimum and maximum weight at current height (11.3 ± 5.4 vs 7.7 ± 2.9 and 7.6 ± 3.3 kg) (P < .05 for all). Women with a history of high-risk BSI were more likely than those with no history of BSI to sleep <7 hours on average per night during the week (80% vs 33.3%; P < .05). The mean and instantaneous vertical load rates were not different between groups.
    UNASSIGNED: Women with a history of high-risk BSI were more likely to exhibit risk factors for poor bone health, including lower BMD, while load rates did not distinguish women with a history of BSI.
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  • 文章类型: Case Reports
    一名15岁的女子短距离田径运动员在比赛时开始感到左大脚趾疼痛。症状出现一个月后,她被诊断为大脚趾近端指骨应力性骨折。尽管保守治疗了三个月,没有观察到骨愈合,导致不团结。为了促进骨折区的愈合,采用体外冲击波疗法(ESWT)联合富血小板血浆(PRP)注射的治疗方法.治疗开始后6周,骨完全愈合,使患者能够完全恢复她的运动。根据我们的发现,ESWT和PRP注射的联合使用,都有利于骨骼愈合,是大脚趾近端指骨应力性骨折骨不连的潜在有效治疗方法。
    A 15-year-old female short-distance track and field athlete started to experience pain in her left great toe while competing. One month after the onset of symptoms, she was diagnosed with a stress fracture of the proximal phalanx of the great toe. Despite three months of conservative treatment, no bone healing was observed, resulting in a nonunion. To promote healing of the fractured area, a treatment method involving the combination of extracorporeal shock wave therapy (ESWT) with platelet-rich plasma (PRP) injection was pursued. Complete bone healing was achieved six weeks after the start of the treatment, enabling the patient to fully return to her sport. Based on our findings, the combined use of ESWT and PRP injections, both beneficial for bone healing, is a potentially effective treatment for nonunion of the stress fracture of the proximal phalanx of the great toe.
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