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Τρίτη 30 Αυγούστου 2022

Resuscitative endovascular balloon occlusion of the aorta for life-threatening postpartum hemorrhage: A nationwide observational study in Japan

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imageBACKGROUND Resuscitative endovascular balloon occlusion of the aorta (REBOA) is used for postpartum hemorrhage (PPH), which is one of the leading causes of maternal mortality worldwide; however, its utility in the obstetrics setting remains unclear. Thus, this study aimed to describe the characteristics, demographics, and mortality of patients with PPH who underwent REBOA. METHODS We used the Japanese Diagnosis Procedure Combination inpatient database to identify patients with PPH who underwent REBOA from April 2012 to March 2020. We examined the patients' characteristics, interventions administered, and in-hospital mortality. RESULTS We identified 143 patients with PPH who underwent REBOA. The most common cause of PPH was atonic postpartum hemorrhage (52.4%), followed by disseminated intravascular coagulation (29.4%) and amniotic fluid embolism documented (11.2%). Among patients who delivered at hospitals in which REBOA was performed (n = 55), 38.2% of patients experienced preterm births, and 70.9% delivered via cesarean delivery. The proportion of patients who underwent transcatheter arterial embolization and hysterectomy was 53.8% and 16.1%, respectively. In-hospital mortality was 7.0%. CONCLUSION The results of the present study could be helpful in clinical decision making and providing patients and families with additional treatment options for PPH. LEVEL OF EVIDENCE Therapeutic/Care Management; 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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Surgical exploration for stable patients with penetrating cardiac box injuries: When and how? A cohort of 155 patients from Marseille area

alexandrossfakianakis shared this article with you from Inoreader
imageBACKGROUND The management of penetrating thoracic injuries in moribund or unstable patients is clearly described in contrast to that of stable patients, particularly for those with a cardiac box injury. This anatomic location suggests a potentially lethal cardiac injury and requires urgent therapeutic decision making. The present study aims at determining when surgical exploration is beneficial for stable patients presenting with penetrating cardiac box injuries (PCBIs). METHODS This was a retrospective study of stable civilian patients with PCBI referred to level I trauma centers in the Marseille area between January 2009 and December 2019. Using post hoc analysis of the management outcomes, patients whose surgery was considered therapeutic (group A) were compared with those whose surgery was considered nontherapeutic and with nonoperated patients (group B). RESULTS A total of 155 patients with PCBI were included, with 88% (n = 137) of stab wound injuries. Overall, surgical exploration was performed in 54% (n = 83), considered therapeutic in 71% (n = 59), and performed by video-assisted thoracoscopy surgery in 42% (n = 35) with a conversion rates of 14% (n = 5). Initial extended fast assessment with sonography for trauma revealed the presence of hemopericardium in 29% (n = 29) in group A versus 9.5% (n = 7) in group B, p = 0.010, and was associated with a negative predictive value of 93% regarding the presence of a cardiac injury. Chest tube flow was significantly higher in patients who required surgery, with a median (interquartile range) of 600.00 (350.00–1200.00) mL versus 300.0 (150.00–400.00) mL (p = 0.001). CONCLUSION Extended fast assessment with sonography for trauma and chest tube flow are the cornerstones of the management of stable PCBI. Video-assisted thoracoscopy represents an interesting approach to check intrathoracic wounds while minimizing surgical morbidity. LEVEL OF EVIDENCE Therapeutic/Care Management; Level IV.
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Asthma inflammatory phenotypes on four continents: most asthma is non-eosinophilic

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Abstract
Background
Most studies assessing pathophysiological heterogeneity in asthma have been conducted in high-income countries (HICs), with little known about the prevalence and characteristics of different asthma inflammatory phenotypes in low-and middle-income countries (LMICs). This study assessed sputum inflammatory phenotypes in five centres, in Brazil, Ecuador, Uganda, New Zealand (NZ) and the United Kingdom (UK).
Methods
We conducted a cross-sectional study of 998 asthmatics and 356 non-asthmatics in 2016–20. All centres studied children and adolescents (age range 8–20 years), except the UK centre which involved 26–27 year-olds. Information was collected using questionnaires, clinical characterization, blood and induced sputum.
Results
Of 623 asthmatics with sputum results, 39% (243) were classified as eosinophilic or mixed granulocytic, i.e. eosinophilic asthma (EA). Adjusted for age and sex, with NZ as ba seline, the UK showed similar odds of EA (odds ratio 1.04, 95% confidence interval 0.37–2.94) with lower odds in the LMICs: Brazil (0.73, 0.42–1.27), Ecuador (0.40, 0.24–0.66) and Uganda (0.62, 0.37–1.04). Despite the low prevalence of neutrophilic asthma in most centres, sputum neutrophilia was increased in asthmatics and non-asthmatics in Uganda.
Conclusions
This is the first time that sputum induction has been used to compare asthma inflammatory phenotypes in HICs and LMICs. Most cases were non-eosinophilic, including in settings where corticosteroid use was low. A lower prevalence of EA was observed in the LMICs than in the HICs. This has major implications for asthma prevention and management, and suggests that novel prevention strategies and therapies specifically targeting non-eosinophilic asthma are required globally.
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A rare case of facial asymmetry caused by simultaneous development of osteochondroma and synovial chondromatosis at the temporomandibular joint

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Publication date: Available online 30 August 2022

Source: Journal of Oral and Maxillofacial Surgery, Medicine, and Pathology

Author(s): Ichiro Kaneko, Masaaki Karino, Rie Osako - Sonoyama, Shinji Ishizuka, Erina Toda, Junichi Kanayama, Satoe Okuma, Hiroto Tatsumi, Tatsuo Okui, Takahiro Kanno

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Transmission pattern of measles virus circulating

alexandrossfakianakis shared this article with you from Inoreader
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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Rifapentine with and without moxifloxacin for pulmonary tuberculosis in people with HIV (S31/A5349)

alexandrossfakianakis shared this article with you from Inoreader
Abstract
Background
Tuberculosis (TB) Trials Consortium Study 31/AIDS Clinical Trials Group A5349, an international randomized open-label phase 3 non-inferiority trial showed that a 4-month daily regimen substituting rifapentine for rifampin and moxifloxacin for ethambutol had non-inferior efficacy and was safe for the treatment of drug-susceptible pulmonary TB (DS-PTB) compared with the standard 6-month regimen. We explored results among the pre-specified subgroup of people with HIV (PWH).
Methods
PWH and CD4 + counts ≥100 cells/μL were eligible if they were receiving or about to initiate efavirenz-based antiretroviral therapy (ART). Primary endpoints of TB disease-free survival 12 months post-randomization (efficacy) and ≥ grade 3 adverse events (AEs) on treatment (safety) were compared, using a 6.6% non-inferiority margin for efficacy. Randomization was stratified by site, pulmonary cavitation, and HIV-status. PWH were e nrolled in a staged fashion, to support cautious evaluation of drug-drug interactions between rifapentine and efavirenz.
Results
2,516 participants from 13 countries in sub-Saharan Africa, Asia, and the Americas were enrolled. Among 194 (8%) microbiologically eligible PWH, the median CD4 + count was 344 cells/μL (interquartile range: 223–455). The rifapentine-moxifloxacin regimen was non-inferior to control (absolute difference in unfavorable outcomes -7.4% [95% CI –20.8% to +6.0%]); the rifapentine regimen was not non-inferior to control (+7.5% [95% CI -7.3% to +22.4%]). Fewer AEs were reported in rifapentine-based regimens (15%) than the control regimen (21%).
Conclusions
In people with HIV-associated DS-PTB with CD4 + counts ≥100 cells/μL on efavirenz-based ART, the 4-month daily rifapentine-moxifloxacin regimen was non-inferior to the 6-month control regimen and was safe.
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