Infectious diseases are one of the common diseases in the emergency department, and the systemic inflammatory response syndrome caused by infection is the most fundamental pathophysiological change in sepsis. Due to the complexity of the systemic inflammatory response, there are no ideal diagnostic, stratification, prognostic tools, and effective treatment options. A number of studies have demonstrated that the pathophysiology of early sepsis is functional and reversible. Therefore, early and accurate diagnosis and monitoring of sepsis is one of the decisive factors in improving prognosis. Procalcitonin (PCT) has a good association with infection and sepsis and has been recommended for the diagnosis, stratification, treatment monitoring, and prognostic assessment of bacterial sepsis. 1 Introduction to the PCT 1.1 The main biological effects of PCT There is no clear conclusion on the biological effects of PCT, and the main biological effects are: the role of secondary inflamm...
Do you know how to check the turbocharger by yourself once it stops work suddenly? Here are some tips for your guidance. 1. Oil contamination a) Mostly visible as scratches and score lines on the journal bearing and the shaft . b) Inner and outer bore of the journal bearing becomes oversized and undersized respectively under this situation. c) It results in excessive bearing tolerance between bearing and shaft, which contributes to a failed turbocharger . Solution: Always change the oil filters when replacing a new turbo . Use the correct oil grade for the engine and ensure that the inlet pipes are free from carbon deposits or sludge. 2. Presence of foreign objects a) Damage to the compressor wheel – Foreign objects may enter you turbocharger via the compressor inlet which can cause impact damage and abrasion to the compressor wheels . b) Damage to the turbine wheel – Generally caused by engine components e.g ...
Are you working on a project that requires a nylon brush roller ? Then you've come to the right place. In this comprehensive guide, we will walk you through everything you need to know about choosing the perfect nylon brush roller for your specific project. Don't let the overwhelming number of options on the market confuse you. With this guide, you will gain the confidence to choose the ideal nylon brush roller that meets your needs and helps you achieve outstanding results. So let's get started! Advantages of Using Nylon Brush Rollers Nylon brush rollers offer several advantages that make them a popular choice for various applications. Firstly, nylon bristles are durable and resistant to wear and tear , ensuring a longer lifespan compared to other materials. This makes them ideal for heavy-duty projects where the brush roller needs to withstand frequent use and tough conditions. Additionally, nylon bristles have excellent flexibility , allowing them to adapt t...
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