Publications by authors named "Kai Sprengel"

Article Synopsis
  • Extremity fractures frequently occur in polytrauma patients, often involving soft tissue, vessels, and nerves, termed mangled extremities, and the decision for limb salvage depends on overall patient condition and limb status.
  • A study analyzed data from 32,572 patients with severe limb injuries admitted to a trauma center from 2009 to 2019, focusing on incidence and management; the majority of fractures occurred in the humerus and femur, with motor vehicle accidents as the leading cause of injury.
  • The study found that patients with severe chest trauma were more likely to undergo surgical amputation, but those who had amputations exhibited lower 24-hour mortality rates compared to non-amputated patients.
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Article Synopsis
  • The study aimed to create an easy-to-use score, called the OF Pelvis Score, to help decide between non-operative and surgical treatments for patients with osteoporotic pelvic fractures.
  • The score was developed through expert consensus based on extensive analysis of fractures and includes factors like fracture type, pain level, mobility, and overall health, categorizing scores below, above, or equal to 8 for treatment recommendations.
  • In a retrospective evaluation of 107 patients, the score guided therapy decisions effectively, with a high compliance rate, and emphasized its adaptable nature as patient conditions evolve.
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Background: The aim of the study was to determine the impact that PHTLS course participation had on self-confidence of emergency personnel, regarding the pre-hospital treatment of patients who had suffered severe trauma. Furthermore, the goal was to determine the impact of specific medical profession, work experience and prior course participation had on the benefits of PHTLS training.

Methods: A structured questionnaire study was performed.

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This prospective, multicenter observational cohort study was carried out in 12 trauma centers in Germany and Switzerland. Its purpose was to evaluate the rate of undertriage, as well as potential consequences, and relate these with different Trauma Team Activation Protocols (TTA-Protocols), as this has not been done before in Germany. : Each trauma center collected the data during a three-month period between December 2019 and February 2021.

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Study Design: Retrospective database analysis.

Objective: Polytraumatized patients with spinal injuries require tailor-made treatment plans. Severity of both spinal and concomitant injuries determine timing of spinal surgery.

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Study Design: Multicenter prospective cohort study.

Objective: The study aims to validate the recently developed OF score for treatment decisions in patients with osteoporotic vertebral compression fractures (OVCF).

Methods: This is a prospective multicenter cohort study (EOFTT) in 17 spine centers.

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Article Synopsis
  • The study involved analyzing surgical strategies and outcomes for patients with osteoporotic thoracolumbar fractures classified as OF 5 within a larger multicenter cohort of 518 patients.
  • Out of 19 patients assessed, different surgical methods were utilized, with no major surgical complications but a 45% occurrence of general postoperative complications reported.
  • Results indicated significant improvements in patients' functional outcomes and quality of life at an average follow-up of 20 weeks, highlighting surgical stabilization as an effective treatment despite the associated complication rate.
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  • This study aimed to analyze treatment strategies for osteoporotic thoracolumbar OF 4 fractures, assessing complications and clinical outcomes in 518 patients.
  • Out of these, 152 patients with OF 4 fractures were evaluated, with the most common treatment being short-segment posterior stabilization, revealing varying outcomes based on age and treatment type.
  • The findings suggest that conservative treatment is effective for moderate symptoms, while hybrid stabilization showed better results, indicating that cement augmentation is a good alternative for specific patients.
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Introduction: Cervical spinal instability can be difficult to detect in the shock room setting even with the utilization of computed tomography (CT) scans. This may be especially true in patients with cervical degenerative disease, such as ankylosing spondylitis (AS). The purpose of this study was to investigate the influence AS has on various radiologic parameters used to detect traumatic and degenerative instability of the cervical spine, to assess if CT imaging in the shock room is diagnostically appropriate in this patient population.

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Aim: Osteoporotic thoracolumbar fractures are of increasing importance. To identify the optimal treatment strategy this multicentre prospective cohort study was performed.

Purpose: Patients suffering from osteoporotic thoracolumbar fractures were included.

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Introduction: Pelvic binders (PB) have become an established first-line treatment for on scene use in suspected pelvic ring injuries. A sustained incidence of incorrect placements was reported, usually above the trochanteric region. We examined if malplacement is associated with worse clinical parameters related to resuscitation.

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Cobalt intoxication is a rare complication of joint arthroplasty with a metal-on-metal prothesis or metal implants after broken ceramic implants. Patients with metal components should be monitored closely for complications. The awareness for the wide range of clinical pictures of this cobalt intoxication should be increased.

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Introduction: The Revised Injury Severity Classification II (RISC II) score represents a data-derived score that aims to predict mortality in severely injured patients. The aim of this study was to assess the discrimination and calibration of RISC II in secondary transferred polytrauma patients.

Methods: This study was performed on the multicentre database of the TraumaRegister DGU.

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Article Synopsis
  • Osteoporotic fractures of the pelvis (OFP) are becoming a significant concern in orthopedics, prompting the need for a new, simpler, and more reliable classification system (CS) that uses both CT and MRI, as existing systems have limited reliability.
  • A consensus among trauma and orthopedic experts in German-speaking countries led to the creation of the new OF-Pelvis CS over five years, which was validated by having experienced surgeons categorize 25 anonymized cases using imaging scans.
  • The new classification has five subgroups indicating increasing instability and three modifiers that can be used alone or in combination; the inter-rater reliability scores are notably high, showing strong agreement among both the developers and the
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Background: Osteoporotic vertebral fractures (OVFs) have become increasingly common, and previous nonrandomized and randomized controlled trials (RCTs) have compared the effects of cement augmentation versus nonoperative management on the clinical outcome. This meta-analysis focuses on RCTs and the calculated differences between cement augmentation techniques and nonsurgical management in outcome (e.g.

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There has been an ongoing discussion as to which interventions should be carried out by an "organ specialist" (for example, a thoracic or visceral surgeon) or by a trauma surgeon with appropriate general surgical training in polytrauma patients. However, there are only limited data about which exact emergency interventions are immediately carried out. This retrospective data analysis of one Level 1 trauma center includes adult polytrauma patients, as defined according to the Berlin definition.

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Background: Carbon-reinforced PEEK (C-FRP) implants are non-magnetic and have increasingly been used for the fixation of spinal instabilities.

Purpose: To compare the effect of different metal artifact reduction (MAR) techniques in magnetic resonance imaging (MRI) on titanium and C-FRP spinal implants.

Material And Methods: Rod-pedicle screw constructs were mounted on ovine cadaver spine specimens and instrumented with either eight titanium pedicle screws or pedicle screws made of C-FRP and marked with an ultrathin titanium shell.

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Case: A 36-year-old patient with chronic alcohol abuse and previous medical history of total hip arthroplasty suffered a fracture of the femoral shaft. During osteosynthesis, a milky fluid similar to purulent discharge emerged at multiple locations. Immediate Gram stains were negative, and the surgery was performed as planned.

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The burden of geriatric trauma patients continues to rise in Western society. Injury patterns and outcomes differ from those seen in younger adults. Getting a better understanding of these differences helps medical staff to provide a better care for the elderly.

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Acute Traumatic Central Cord Syndrome: Etiology, Pathophysiology, Clinical Manifestation, and Treatment The acute traumatic central cord syndrome (ATCCS) represents an injury to the spinal cord with disproportionately greater motor impairment of the upper than the lower extremities, with bladder dysfunction and with varying degrees of sensory loss below the level of the respective lesion. The mechanism of ATCCS is most commonly a traumatic hyperextension injury of the cervical spine at the base of an underlying spondylosis and spinal stenosis. The mean age is 53 years, and segments C4 to Th1 are most frequently affected.

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Introduction: To improve the quality of criteria for trauma-team-activation it is necessary to identify patients who benefited from the treatment by a trauma team. Therefore, we evaluated a post hoc criteria catalogue for trauma-team-activation which was developed in a consensus process by an expert group and published recently. The objective was to examine whether the catalogue can identify patients that died after admission to the hospital and therefore can benefit from a specialized trauma team mostly.

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Background: The Abbreviated Injury Scale (AIS) and Injury Severity Score (ISS) are widely used to assess trauma patients. In this study, the interobserver variability of the injury severity assessment for severely injured patients was analyzed based on different injured anatomical regions, and the various demographic backgrounds of the observers.

Methods: A standardized questionnaire was presented to surgical experts and participants of clinical polytrauma courses.

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Feasible and predictive scoring systems for severely injured geriatric patients are lacking. Therefore, the aim of this study was to develop a scoring system for the prediction of in-hospital mortality in severely injured geriatric trauma patients. The TraumaRegister DGU (TR-DGU) was utilized.

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Background: Simultaneous trauma admissions expose medical professionals to increased workload. The impact of simultaneous trauma admissions on hospital allocation, therapy, and outcome is currently unclear. We hypothesized that multiple admission-scenarios impact the diagnostic pathway and outcome.

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The pancreas is at risk of damage as a consequence of thoracolumbar spine injury. However, there are no studies providing prevalence data to support this assumption. Data from European hospitals documented in the TraumaRegister DGU (TR-DGU) between 2008-2017 were analyzed to estimate the prevalence of this correlation and to determine the impact on clinical outcome.

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