Results 21 to 30 of about 475,100 (347)

Venous volume and compliance in the calf and forearm does not change after acute endurance exercise performed at continuous or interval workloads

open access: yesPhysiological Reports, 2022
Short‐term endurance exercise training for 6–8 weeks leads to increases in venous volume and compliance in the limbs. However, it is not known whether these venous vascular properties are improved by acute endurance exercise.
Yasuhiro Iimura, Michiko Saito, Anna Oue
doaj   +1 more source

Venous pressure during intravenous regional anesthesia: Implications for setting tourniquet pressure

open access: yesJournal of Anaesthesiology Clinical Pharmacology, 2018
Background and Aims: Intravenous regional anesthesia (IVRA) is utilized for upper extremity surgery, but higher tourniquet pressure and longer inflation time increase the risk of soft tissue and nerve injury. We investigated the duration and magnitude of
Borzoo Farhang   +5 more
doaj   +1 more source

A venous occlusion plethysmography using a load cell as the sensing element [PDF]

open access: yes, 1990
An application of the load cell as a sensor in venous occlusion plethysmography is presented. In this method the limb volume changes that follow venous occlusion are converted into water volume changes using a water tank for volume change detection.
Oberg, P. Ake   +3 more
core   +1 more source

Association between elevated central venous pressure and outcomes in critically ill patients

open access: yesAnnals of Intensive Care, 2017
Background Some prior studies have shown that elevated mean central venous pressure in certain patient populations and disease processes may lead to poor prognosis.
Dong-kai Li, Xiao-ting Wang, Da-wei Liu
doaj   +1 more source

Fluctuations of driving pressure during mechanical ventilation indicates elevated central venous pressure and poor outcomes

open access: yesPulmonary Circulation, 2020
Inappropriate mechanical ventilation may induce hemodynamic alterations through cardiopulmonary interactions. The aim of this study was to explore the relationship between airway pressure and central venous pressure during the first 72 h of mechanical ...
Jia-Yu Mao   +6 more
doaj   +1 more source

Is Femoral Vein Diameter a Reliable Marker of Central Venous Pressure?

open access: yesLife and Science, 2023
Objective: To determine the correlation of femoral vein diameter with central venous pressure. Study Design:  Cross-sectional analytical study. Place and Duration of Study: The study was carried out at the Intensive Care Unit (ICU) of Combined Military ...
Maryam Begum   +3 more
doaj   +1 more source

Measurement of hepatic venous pressure gradient revisited: Catheter wedge vs balloon wedge techniques

open access: yesIndian Journal of Radiology and Imaging, 2011
Aims: To evaluate the accuracy of measurement of hepatic venous pressure gradient by catheter wedge as compared to balloon wedge (the gold standard).
S Timothy Chelliah   +5 more
doaj   +1 more source

Measuring the Pressure in the Superficial Inferior Epigastric Vein to Monitor for Venous Congestion in Deep Inferior Epigastric Artery Perforator Breast Reconstructions: A Pilot Study [PDF]

open access: yes, 2009
During deep inferior epigastric artery perforator (DIEP) flap dissection, we noted that in many cases the superficial vein on the ipsilateral side of the flap was engorged and tense, and in others, it was empty.
Acosta, Rafael   +5 more
core   +1 more source

Retinal Vein Changes as a Biomarker to Guide Diagnosis and Management of Elevated Intracranial Pressure

open access: yesFrontiers in Neurology, 2021
Retinal vein changes, which can be observed on clinical exam or ophthalmic imaging, are promising non-invasive biomarkers for elevated intracranial pressure (ICP) as a complement to other markers of high ICP including optic nerve head swelling.
Heather E. Moss, Heather E. Moss
doaj   +1 more source

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