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Post-operative neurological deterioration (ND) is a severe complication. However, limited literature exists on the ND in thoracic disc disorders with myelopathy (TDM). This study describes the risk factors of neurological deterioration in TDM with instrumentation and fusion.
A single-centre review of TDM with instrumentation and fusion during 2006-2019 was performed. learn more Post-operative neurological deterioration was defined as the deterioration of pre-existing neurological function or the appearance of new neurological symptoms. Patients were then grouped into two groups depending on neurological deterioration (ND group) or not (non-ND group). Demographics, radiographic parameters, and surgical characteristics were compared between the two groups.
A total of 257 cases were included, and neurological deterioration occurred in 16 (6.23%) cases. Multivariate analysis revealed spinal canal occupancy ratio > 75%, U-shaped compressed spinal cord in axial MRI, calcified herniated disc, anterior approach, and in and massive intra-operative blood loss were associated with neurological deterioration. Long-term outcomes of neurological deterioration are favourable, and 62.5% of patients experienced complete neurological recovery within six months. Patients with TMD who undergo surgery should be properly informed of the potential risks of neurological deterioration, despite its usually transient nature in most patients.
Theproximal fibula plays an important role in the knee joint; however, it has not been given enough attention by surgeons. This study aimed to investigate the risk factors for concomitant proximal fibular fractures in patients with tibial plateau fractures through computed tomography (CT) imaging.
From January 2016 to November 2017, patients who underwent percutaneous reduction and internal fixation (PRIF) for tibial plateau fractures ata level 1 trauma centreinstitute were included in this retrospective study. Full materials of CT imaging were obtained for measurements. Schatzker's and a newly proposed classification system were used for the fracture of the tibial plateau and proximal fibula, respectively. Several clinical and radiological characteristics were recorded, and the impact of those variables on fibular fractures was assessed with univariate and multivariate analyses.
In total, 174 patients were enrolled in the study with mean age of 45.6±13.1 years. The incidence of combined proximal fibulast rate of fibular fractures than other fracture types. High-energy fractures and PJF involvements correlated with a higher risk of proximal fibular fractures. A better understanding and awareness of the risk factors for proximal fibular fractures will provide surgeons with comprehensive understanding of tibial plateau fractures.Biorefineries are core facilities for implementing a sustainable circular bioeconomy. These facilities rely on microbial enzymes to hydrolyze lignocellulosic substrates into fermentable sugars. Fungal co-cultures mimic the process of natural biodegradation and have been shown to increase certain enzyme activities. Trichoderma reesei and its many mutant strains are major cellulase producers and are heavily utilized as a source of carbohydrate-active enzymes. Several reports have demonstrated that T. reesei co-cultures present higher enzyme activities compared with its monocultures, especially in the context of β-glucosidase activity. The performance of T. reesei during co-culturing has been assessed with several fungal partners, including Aspergillus niger, one of the most recurrent partners. Various aspects of co-cultivation still need further investigation, especially regarding the molecular interactions between fungi in controlled environments and the optimization of the resulting enzyme cocktails. Since plenty of genetic and physiological data on T. reesei is available, the species is an outstanding candidate for future co-culture investigations. Co-cultures are still a developing field for industrial enzyme production, and many aspects of the technique need further improvement before real applications. KEY POINTS • T. reesei co-cultures are an alternative for producing lignocellulolytic enzymes. • Several reports suggest an increase in certain enzyme activities in co-cultures. • More in-depth investigations of co-cultures are necessary for advancing this field.The severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) pandemic has proven a challenge to healthcare systems since its first appearance in late 2019. The global spread and devastating effects of coronavirus disease 2019 (COVID-19) on patients have resulted in countless studies on risk factors and disease progression. Overweight and obesity emerged as one of the major risk factors for developing severe COVID-19. Here we review the biology of coronavirus infections in relation to obesity. In particular, we review literature about the impact of adiposity-related systemic inflammation on the COVID-19 disease severity, involving cytokine, chemokine, leptin, and growth hormone signaling, and we discuss the involvement of hyperactivation of the renin-angiotensin-aldosterone system (RAAS). Due to the sheer number of publications on COVID-19, we cannot be completed, and therefore, we apologize for all the publications that we do not cite.
The aim of this study was to evaluate the diagnostic performance of Inhance 3D Velocity (I3DV) in intracranial venous thrombosis and investigate the possible impact of venous sinus hypoplasia/aplasia on false thrombosis diagnosis made with I3DV.
This study included 540 patients. Contrast-enhanced magnetic resonance venography combined with conventional sequences was considered the gold standard test (GST), while I3DV was considered as diagnostic test. We accessed the diagnostic success of I3DV for intracranial venous thrombosis detection, thrombosed vessel identification, and total/partial thrombus distinction. The possible relationship between false-positive thrombus diagnosed by I3DV and venous sinus hypoplasia or aplasia diagnosed by GST was investigated.
The sensitivity, specificity, positive predictive value, negative predictive value, and accuracy of I3DV in the detection of intracranial venous thrombosis were 95.7%, 92.1%, 64.1%, 99.3%, and 92.6%, respectively. A significant association was observed between I3DV and GST in terms of thrombosis detection and total/partial thrombus distinction (p < 0.
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