Publications by authors named "Amir Shlaifer"

Background: Military medicine has evolved significantly over the past 50 years, advancing from basic treatments and limited evacuations to sophisticated combat casualty care. Innovations such as hemorrhage control, early blood product administration, and telemedicine have greatly improved battlefield care. Rapid evacuation systems and skilled medical teams have reduced mortality and morbidity rates.

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Objective: To examine the association between late adolescence ADHD and the risk of serious injury in early adulthood.

Method: A nationwide cohort study utilizing data from the Military Health Examinations Database for potential military recruits (age 16.5-18 years), cross-referenced with the Israeli National Trauma Registry (2008-2020).

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Background: The association between hearing impairment and attention-deficit/hyperactivity disorder (ADHD) is unclear. Therefore, we aimed to assess this association in Israel's national sample of over 1.1 million adolescents.

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Article Synopsis
  • * Researchers analyzed data from over 1.6 million adolescents and found that those with HSD/hEDS had a significantly higher prevalence of IBS (1.5%) compared to the control group (0.5%).
  • * The results highlight a strong association between HSD/hEDS and IBS, suggesting that increased clinical awareness could lead to better diagnosis and treatment, while also calling for further research into the underlying connections between these disorders.
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Objective: To assess the association between hypermobility spectrum disorders/hypermobile type Ehlers Danlos Syndrome (HSD/hEDS) and migraine in a national sample of adolescents in Israel.

Background: The association between HSD/hEDS and migraine is unclear, even more so in pediatric populations.

Methods: This population-based, cross-sectional study included 1,627,345 Israeli adolescents (945,519/1,626,407 [58%] males; mean age 17 ± 0.

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Objective: To assess the effect and dose-response of methylphenidate (MP) use on the restorative treatment needs in young adults with attention deficit hyperactivity disorder.

Participants And Methods: This retrospective study comprises a cohort of military recruits aged 18-25 who served for 12 to 48 months between 2005 and 2017. The medical records of 213 604 participants were assessed of which: 6875 participants with ADHD who received treatment with MP, 6729 participants with ADHD who had no prescriptions for MP, and 200 000 healthy participants.

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Objectives: To determine the association of symptomatic and asymptomatic mild COVID-19 and the SARS-CoV-2 viral load with the physical fitness of army cadets.

Design: A retrospective case-control study.

Setting: Officers' Training School of the Israel Defense Forces.

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Introduction: Combat ground maneuvers consist of various platforms and have several environmental characteristics, influenced by the terrain, the operational mission, and the force's capabilities. This study assesses data on injuries sustained during urban warfare, aiming to evaluate the relationship between injury characteristics, maneuver platform, and personal protective gear on the battlefield.

Materials And Methods: IDF soldiers injured infantry soldiers from the "Cast Lead" and the "Protective Edge" operations in the Gaza Strip (2008-2009 and 2014, respectively) were divided into four groups according to the maneuver platform and the environment: mounted infantry (armored and unarmored vehicle) and dismounted infantry (urban and open area).

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Background: No updated data currently exist regarding carriage and genomic epidemiology among young Israeli adults.

Methods: Oropharyngeal swabs were collected from 1801 military recruits on the day of recruitment during 2019. was detected and identified by culture and quantitative polymerase chain reaction (qPCR).

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Background: Freeze dried plasma (FDP) is a commonly used replacement fluid in the prehospital setting when blood products are unavailable. It is normally administered via a peripheral intravenous (PIV) line. However, in severe casualties, when establishing a PIV is difficult, administration via intraosseous vascular access is a practical alternative, particularly under field conditions.

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Background: Femur shaft fractures (FSF) are perceived as potentially life-threatening injuries due to significant blood loss. However, these injuries are rarely the sole cause of hemorrhagic shock. Clinical practice guidelines for the prehospital management of FSF are inconsistent, especially concerning the use and timing of traction splinting which is postulated to reduce bleeding.

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Introduction: In March 2021, a series of explosions shook a military base in Bata, Equatorial Guinea. As a response to government officials' request, the Israel Defense Forces Medical Corps (IDF-MC) deployed an emergency aid team that faced two major challenges: (1) understanding the scenario, the injury patterns, and the needs of the local medical system; and (2) minimizing the coronavirus disease 2019 (COVID-19) outbreak threats. This report describes the team design, the activities performed before and during the deployment, analyzes the pathology encountered, and shares lessons learned from the mission.

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Study Design: A cross-sectional study.

Objective: We designed this study to investigate the risk for spinal deformity among individuals whose parents had a spinal deformity.

Summary Of Background Data: Adolescent idiopathic scoliosis and Scheuermann kyphosis (SK) are common adolescent spinal deformities (ASD) with a significant impact on public health.

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Remote ischemic preconditioning (RIPC) involves deliberate, brief interruptions of blood flow to increase the tolerance of distant critical organs to ischemia. This study tests the effects of limb RIPC in a porcine model of controlled hemorrhage without replacement therapy simulating an extreme field situation of delayed evacuation to definitive care. Twenty-eight pigs (47 ± 6 kg) were assigned to: (1) control, no procedure (n = 7); (2) HS = hemorrhagic shock (n = 13); and (3) RIPC + HS = remote ischemic preconditioning followed by hemorrhage (n = 8).

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Introduction: Literature addressing postoperative pain management after hip arthroscopy is relatively scarce. This study aimed to assess if there was added analgesic benefit associated with postoperative intra-articular bupivacaine blockade for patients who received preoperative peri-acetabular blockade for hip arthroscopy procedures.

Methods: 52 patients were included in this comparative cohort study.

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Introduction: Proton-pump inhibitors (PPI) and histamine (type 2) receptor antagonists (H2RA) have the potential to interfere with calcium metabolism. Several authors have evaluated the effect of these medications on fracture incidence in older adults. A recent large epidemiologic study demonstrated a higher risk of fractures in young adults receiving PPI.

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Background: Hemorrhage is the most common preventable cause of death in both civilian and military trauma. There is no consensus regarding the appropriate fluid resuscitation protocol. Plasma, as a resuscitative fluid, has substantial benefits as a volume expander, owing to its relatively high oncotic pressure and its positive effect on trauma-induced coagulopathy by replenishing the lost coagulation factors, rather than diluting the casualty's remaining factors.

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Introduction: Methylphenidate (MP) use is highly prevalent among children and young adults. Previous basic and epidemiological research demonstrated an adverse effect of MP on bone mass. Studies in military recruits have shown that history of MP use before conscription was a risk factor for stress fractures (SF) during the service.

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Introduction: Female soldiers serving in the Israeli Defense Forces canine unit may be at increased risk of overuse injuries related to working with military dogs. We hypothesized that this particular type of occupational exposure may lead to an increased strain of the upper extremity due to such non-physiologic motions as pulling the dog's strap or resisting the sudden pulling by the dog, and may result in an increased rate of overuse injuries.

Materials And Methods: We compared incidence of overuse injuries in a retrospective cohort of female soldiers who served either in the military working dogs' unit (MWD), or in the light infantry battalions (Infantry) from 2005 to 2015.

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Background: Hemorrhage is the leading cause of possible preventable death in the battlefield. There is an increasing evidence for the effectiveness of blood component therapy in general, and plasma infusion in particular but their use is less applicable in the prehospital setting due to logistic difficulties. Israeli Defense Force has implemented the use of freeze-dried plasma (FDP) at the point of injury (POI), this adoption of FDP use entailed doubts regarding the feasibility and effectiveness of this practice.

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Background: Hemorrhage is a leading cause of preventable death on the battlefield. Timely tourniquet application to massively bleeding extremity wounds is critical for casualty survival albeit with reported adverse effects to extremity integrity. The aim of this study was to describe the immediate- and short-term outcomes of point of injury (POI) tourniquet applications during "Operation Protective Edge" (OPE).

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Background: During resuscitation in the field, intraosseous (IO) access may be achieved using a variety of available devices, often attempted by inexperienced users.

Aim: We sought to examine the success rate and ease-of-use ratings of an IO device, the NIO® (New Intraosseous Persys Medical, Houston, TX, USA) in comparison to the Arrow® EZ-IO® (Teleflex Medical Research Triangle Park, NC, USA) by novice users.

Methods: We performed a randomized crossover trial.

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Purpose: To evaluate and compare the efficacy of intra-articular and periacetabular blocks for postoperative pain control after hip arthroscopy.

Methods: Forty-two consecutive patients scheduled for hip arthroscopy were randomized into 2 postoperative pain control groups. One group received preemptive intra-articular 20 mL of bupivacaine 0.

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