Zhiquan Xie

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OBJECTIVE Elevated myocardial energy expenditure (MEE) is related with reduced left ventricular ejection fraction, and has also been documented as an independent predictor of cardiovascular mortality. However, the serum small-molecule metabolite profiles and pathophysiological mechanisms of elevated MEE in heart failure (HF) are still lacking. Herein, we(More)
OBJECTIVE To analyze the prevalence and orthostatic blood pressure changes in subjects with symptomatic orthostatic hypotension (OH), and to observe the relation between symptoms and orthostatic blood pressure change in this population. METHODS A total of 193 subjects who consulted physicians due to OH related symptoms were selected, and divided into(More)
BACKGROUND The objective of the present study was to investigate the effect of pediatric ultrasound guided brachial plexus block anesthesia and to determine the optimal anesthetic drug dosage. METHODS Ninety-seven children who required elective upper limb surgery were randomly divided into three groups: Group A with 32 cases, Group B with 35 cases and(More)
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