Αρχειοθήκη ιστολογίου

Τρίτη 30 Αυγούστου 2022

Urine leaks in children sustaining blunt renal trauma

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imageBACKGROUND Few consensus statements exist to guide the timely diagnosis and management of urine leaks in children sustaining blunt renal trauma (BRT). The aims of this study were to characterize kidney injuries among children who sustain BRT, evaluate risk factors for urine leaks, and describe the negative impact of urinoma on patient outcomes and resource consumption. METHODS A retrospective review was performed of 347 patients, younger than 19 years, who presented with BRT to a single American College of Surgeons–verified Level I Pediatric Trauma Center between 2005 and 2020. Frequency of and risk factors for urine leak after BRT were evaluated, and impact on patient outcomes and resource utilization were analyzed. RESULTS In total, 44 (12.7%) patients developed urine leaks, which exclusively presented among injury Grade 3 (n = 5; 11.4%), Grade 4 (n = 27; 61.4%), and Grade 5 (n = 12; 27.3%). A minority of urine leaks (n = 20; 45.5%) were discovered on presenting CT scan but all within 3 days. Kidney-specific operative procedures (nephrectomy, cystoscopy with J/ureteral stent, percutaneous nephrostomy) were more common among urine leak patients (n = 17; 38.6%) compared with patients without urine leaks (n = 3; 1.0%; p = 0.001). Patients with urine leak had more frequent febrile episodes during hospital stay (n = 24; 54.5%; p = 0.001) and showed increased overall 90-day readmission rates (n = 14; 33.3%; p
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Management of the open abdomen: A systematic review with meta-analysis and practice management guideline from the Eastern Association for the Surgery of Trauma

alexandrossfakianakis shared this article with you from Inoreader
imageBACKGROUND Multiple techniques describe the management of the open abdomen (OA) and restoration of abdominal wall integrity after damage-control laparotomy (DCL). It is unclear which operative technique provides the best method of achieving primary myofascial closure at the index hospitalization. METHODS A writing group from the Eastern Association for the Surgery of Trauma performed a systematic review and meta-analysis of the current literature regarding OA management strategies in the adult population after DCL. The group sought to understand if fascial traction techniques or techniques to reduce visceral edema improved the outcomes in these patients. The Grading of Recommendations Assessment, Development and Evaluation methodology was utilized, meta-analyses were performed, and an evidence profile was generated. RESULTS Nineteen studies met inclusion criteria. Overall, the use of fascial traction techniques was associated with improved primary myofascial closure during the index admission (relative risk, 0.32) and fewer hernias (relative risk, 0.11.) The use of fascial traction techniques did not increase the risk of enterocutaneous fistula formation nor mortality. Techniques to reduce visceral edema may improve the rate of closure; however, these studies were very limited and suffered significant heterogeneity. CONCLUSION We conditionally recommend the use of a fascial traction system over routine care when treating a patient with an OA after DCL. This recommendation is based on the benefit of improved primary myofascial closure without worsening mortality or enterocutaneous fistula formation. We are unable to make any recommendations regarding techniques to reduce visceral edema. LEVEL OF EVIDENCE Systematic Review and Meta-Analysis; Level IV.
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Association of trauma severity with antibody seroconversion in heparin-induced thrombocytopenia: A multicenter, prospective, observational study

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imageBACKGROUND Heparin administration can induce the production of anti–platelet factor 4 (PF4)/heparin antibodies with platelet-activating properties, causing heparin-induced thrombocytopenia (HIT). Previous studies have suggested that trauma severity influences HIT immune responses, but their relationship has not been fully explained. This study aimed to clarify this association by multicenter prospective observational study. METHODS Trauma patients who met the criteria of age 18 years or older and Injury Severity Scores (ISSs) of ≥9 from March 2018 to February 2019 were included. Patients who did not receive any heparin and those who received it as flushes or for treatment were also included. Patients were divided into three groups based on trauma severity (to mild [ISS 9–15], moderate [ISS 16–24], and severe injury groups [ISS ≥25]) and were compared by the seroconversion time and rate, as well as the disappearance rate of antibodies on day 30. RESULTS A total of 184 patients were included: 55, 62, and 67 patients were classified into the mild, moderate, and severe injury groups, respectively. Overall, the seroconversion rates of anti-PF4/heparin immunoglobulin G (IgG) and HIT antibodies by washed platelet activation assay were 26.6% and 16.3%, respectively. There was a significant difference in the seroconversion rates of anti-PF4/heparin IgG (p = 0.016) and HIT antibodies (p = 0.046) among the groups. Seroconversion rates in both assays increased with increasing trauma severity. The time required to achieve seroconversion was similar (between 5 and 10 days of trauma onset) regardless of heparin administration. Anti-PF4/heparin IgG and HIT antibodies were no longer detected on day 30 in 28.6% and 60.9% of seroconverted patients, respectively. CONCLUSION Development of HIT antibodies was observed commonly in severely injured trauma patients. Heparin-induced thrombocytopenia antibody development may be related to trauma severity, with a high disappearance frequency on day 30. LEVEL OF EVIDENCE Therapeutic/Care Management; Level III.
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Characterizing physical trauma in children and youth with special health care needs

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imageBACKGROUND Children and youth with special health care needs (CYSHCN) have or are at an increased risk for a chronic condition necessitating medical and related services beyond what children usually require. While evidence suggests that CYSHCN are at an increased risk of injury, little is known about this population within the trauma system. This study describes CYSHCN within the pediatric trauma system and examines patterns of injury risk (i.e., intent, place of injury, trauma type, and mechanism of injury) based on special health care need (SHCN) status. METHODS For this cross-sectional study, we used data from the 2018 National Trauma Data Bank to identify pediatric encounters (1–18 years, N = 115,578) and compare demographics (sex, race/ethnicity, insurance status, and age) by CYSHCN status using χ2 and t tests. Children and youth with special health care needs encounters were compared with non-SHCN encounters using multinomial logistic regression models, controlling for demographics. RESULTS Overall, 16.7% pediatric encounters reported an SHCN. Children and youth with special health care needs encounters are older, and a higher proportion is publicly insured than non-SHCN encounters (p
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Anterior cervical spine surgery and dysphagia

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Purpose of review The purpose of this review is to summarize current evidence regarding dysphagia in anterior cervical spine surgeries (ACSS) and to present recent advances in evaluation and surgical technique. Recent findings Various risk factors for dysphagia have been identified, and they include female sex, smoking history, prior surgery and cervical lordotic angle. EAT-10 is a validated tool for the assessment of individuals with dysphagia post-ACSS. Local intraoperative corticosteroid application significantly reduced the incidence and magnitude of dysphagia in four out of five studies that were reviewed. Individuals who had undergone cervical disc replacement (CDR) and revision surgery by a zero-profile anchored spacer (ROI-C) device experienced less dysphagia than those who had anterior cervical discectomy with fusion (ACDF). Videofluoroscopic swallow study (VFSS) after ACSS demonstrated pharyngeal weakness and increased posterior pharyngeal wall thickness, while no other abnormality was found. Summary Different technique variations can reduce dysphagia severity in individuals undergoing ACSS. Surgeons are encouraged to continue performing randomized control studies to assist in choosing the most favourable technique for the patient.
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Advances in Scaffolds Used for Pulp‐Dentine Complex Tissue Engineering – A Narrative Review

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Abstract

Pulp necrosis in immature teeth disrupts root development and predisposes roots to fracture as a consequence of their thin walls and open apices. Regenerative endodontics is a developing treatment modality whereby necrotic pulps are replaced with newly formed healthy tissue inside the root canal. Many clinical studies have demonstrated the potential of this strategy to stimulate root maturation and apical root-end closure. However, clinical outcomes are patient-dependent and unpredictable. The development of predictable clinical protocols is achieved through the interplay of the three classical elements of tissue engineering, namely, stem cells, signaling molecules, and scaffolds. Scaffolds provide structural support for cells to adhere and proliferate and also regulate cell differentiation and metabolism. Hence, designing and fabricating an appropriate scaffold is a crucial step in tissue engineering. In this review, four main classes of scaffolds used to engineer pulp-dentine co mplexes, including bioceramic-based scaffolds, synthetic polymer-based scaffolds, natural polymer-based scaffolds, and composite scaffolds, are covered. Additionally, recent advances in the design, fabrication, and application of such scaffolds are analysed along with their advantages and limitations. Finally, the importance of vascular network establishment in the success of pulp-dentine complex regeneration and strategies used to create scaffolds to address this challenge are discussed.

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Transmission pattern of measles virus circulating

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Abstract
Background
To provide useful insights into the measles elimination progress in China, measles surveillance data was reviewed, and the transmission patterns of measles viruses circulating in China during 1993–2021 were analyzed.
Methods
Measles incidence data from the National Notifiable Disease Reporting System of the China Center for Disease Control and Prevention was analyzed. A total of 17,570 strains were obtained from 30 of 31 provinces in mainland China during 1993–2021. The recommended genotyping window was amplified. Genotyping analysis was conducted in comparison with the reference strains. Furthermore, phylogenetic analyses were performed to identify genetic relationships among different lineages within the genotypes.
Results
With high coverage of routine immunization and intensive supplementary immunization activities, measles incidence has shown a downward trend since 1993, despite two resurgences, reac hing a historic low level in 2020–2021 (average 0.5 per million). During 1993–2021, nine genotypes including domestic genotype H1, imported genotypes B3, D4, D8, D9, D11, G3, and H2, and vaccine-associated genotype A were identified. Among them, genotype H1 strain circulated endemically in China for over 25 years; the last strain was detected in Yunnan province in September 2019. Multiple imported genotypes were identified since 2009 showing different transmission patterns. Since April 2020, no imported strains have been detected, while vaccine-associated genotype A continues to be detected.
Conclusions
The evidence of low incidence during 2020–2021 and virological surveillance data in this study confirmed that China is currently approaching measles elimination.
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