词汇 | acidosis |
释义 | acidosis noun[ U ] medical specializeduk /ˌæs.ɪˈdəʊ.sɪs/ us /ˌæs.ɪˈdoʊ.sɪs/ a medical condition in which there are higher levels of acid in the blood and body tissues than normal: These patients often have anaemia, dehydration, and acidosis. metabolic acidosisHe was initially hypotensive and had a slight metabolic acidosis. A pH of 7 or less indicates severe acidosis. Losing weight rapidly may cause lactic acidosis, which is when the tissues and blood become acidic. Causes of respiratory acidosis include substances that inhibit the medullary respiratory centre. Disorders & diseases of the heart & blood acquired agammaglobulinemia adult-onset diabetes afib agammaglobulinemia agnogenic myeloid metaplasia anaemic apoplexy coarctation of the aorta congenital erythropoietic porphyria congestive heart failure coronary heart disease coronary thrombosis decompression sickness furred MGUS mini-stroke mitral monoclonal gammopathy of unknown significance monocyte disorder toxaemia Comparealkalosis Examples of acidosisacidosis To avoid metabolic acidosis, a suitable balance between pulmonary and systemic vascular resistances is sought by altering the inspired gas mixture and by ventilatory management. Threshold of metabolic acidosis associated with newborn complications. Fetuses with such severe compromise will probably have a metabolic acidosis and some degree of myocardial dysfunction. Patients with renal compromise should not receive metformin as the risk of lactic acidosis increases with the degree of renal impairment and patient age. The initial arterial blood gas analysis demonstrates a severe respiratory acidosis and hypoxaemia. This was not associated with a progressive metabolic acidosis. Cyanosis, hypotension and acidosis develop due to lack of adequate systemic arterial perfusion. Although use of ephedrine is supported by history, it has limited efficacy and there are concerns about its propensity to cause fetal acidosis. If flow through the lungs exceeds systemic flow, systemic hypoperfusion and metabolic acidosis may develop. The mean scores were not significantly associated with sociodemographic characteristics, preoperative acidosis, hypoxemia or "sickness," age at testing or any other patient-related variable. Unfortunately, he died at operation because of onset of severe metabolic acidosis which was resistant to treatment. Can fetal electrocardiography improve the prediction of intrapartum fetal acidosis? This resulted in progressive fetal hypoxaemia, acidosis and hypotension. The important question is the threshold of metabolic acidosis beyond which fetal morbidity may occur. Initial management included mechanical ventilation for respiratory acidosis and infusion of prostaglandin to maintain ductal patency. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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