Results 11 to 20 of about 11,861,111 (294)

Educational Intervention to Improve Blood Culture Indicators in a Secondary-Care Hospital

open access: yesAnnals of Clinical Microbiology, 2021
배경: 혈액배양은 패혈증을 진단하는데 필수적인 검사이다. 혈액배양 시 충분한 양의 혈액 채취가 중요하며, 질 향상을 위해서는 주기적으로 채혈량 모니터링과 피드백이 필요하다.방법: 2차 의료기관에서 혈액배양 시 고려해야 할 점에 대해서 채혈전담자를 대상으로 교육을 시행하였다.
승준 이, 성춘 김, 선주 김
doaj   +1 more source

Comparison of Blood Culture Parameters between 2 and 10 mL Aerobic Bottles from Patients with Sepsis

open access: yesAnnals of Clinical Microbiology, 2021
Background: Blood volume is the most important parameter for an optimal blood culture; however, the effect of blood volume on blood culture is not clearly understood from patients with sepsis. Methods: Blood cultures were obtained from 1,049 patients (≥
Seong Chun Kim, Sunjoo Kim
doaj   +1 more source

Validation of the Accuracy of Automatic Measurement of Blood Volume in Culture Bottles for Blood Culture

open access: yesDiagnostics, 2023
Several manufacturers have developed systems that automatically measure the amount of blood in culture bottles. We compared the volumes measured automatically by the Virtuo instrument (bioMérieux, France) (height-based volumes) and those calculated by ...
Kyoungbo Kim, Sunggyun Park
doaj   +1 more source

Microvascular Dynamics and Hemodialysis Response of Patients With End-Stage Renal Disease

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
In our previous analysis of three sets of hemodialysis studies, we found that patients possessing higher hematocrit have a higher filtration coefficient KSo and more fluid being restituted from the tissue.
Jen-Shih Lee, Jen-Shih Lee, Lian-Pin Lee
doaj   +1 more source

Flow of a blood analogue solution through microfabricated hyperbolic contractions [PDF]

open access: yes, 2011
The flow of a blood analogue solution past a microfabricated hyperbolic contraction followed by an abrupt expansion was investigated experimentally. The shape of the contraction was designed in order to impose a nearly constant strain rate to the fluid ...
Sousa, P.C.   +4 more
core   +4 more sources

Postural Hyperventilation as a Cause of Postural Tachycardia Syndrome: Increased Systemic Vascular Resistance and Decreased Cardiac Output When Upright in All Postural Tachycardia Syndrome Variants

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2018
Background Postural tachycardia syndrome (POTS) is a heterogeneous condition. We stratified patients previously evaluated for POTS on the basis of supine resting cardiac output (CO) or with the complaint of platypnea or “shortness of breath” during ...
Julian M. Stewart   +6 more
doaj   +1 more source

Differences in Cardiac Output and Aerobic Capacity Between Sexes Are Explained by Blood Volume and Oxygen Carrying Capacity

open access: yesFrontiers in Physiology, 2022
Whether average sex differences in cardiorespiratory fitness can be mainly explained by blood inequalities in the healthy circulatory system remains unresolved.
Candela Diaz-Canestro   +5 more
doaj   +1 more source

Estimated central blood volume in cirrhosis [PDF]

open access: yes, 1992
The estimated central blood volume (i.e., blood volume in the heart cavities, lungs and central arterial tree) was determined by multiplying cardiac output by circulatory mean transit time in 19 patients with cirrhosis and compared with sympathetic ...
Ring-Larsen, Helmer   +5 more
core   +1 more source

Classification of Blood Volume Decompensation State via Machine Learning Analysis of Multi-Modal Wearable-Compatible Physiological Signals

open access: yesSensors, 2022
This paper presents a novel computational algorithm to estimate blood volume decompensation state based on machine learning (ML) analysis of multi-modal wearable-compatible physiological signals.
Yekanth Ram Chalumuri   +7 more
doaj   +1 more source

Haemodynamic responses to heat stress and hypohydration in resting and exercising humans: Implications for the regulation of skeletal muscle blood flow [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Heat stress-induced hyperthermia and exercise-induced hypohydration are associated with marked alterations in limb and systemic haemodynamics in humans ...
Pearson, James
core   +7 more sources

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