Results 31 to 40 of about 482,131 (306)

Intracranial Venous Pressures Manometry for Patients With Idiopathic Intracranial Hypertension: Under Awake Setting or General Anesthesia

open access: yesFrontiers in Neurology, 2019
Background and Purpose: Venous sinus stenting (VSS) is a well-acknowledged treatment strategy for patients with a high venous sinus pressure gradient across the site of outflow obstruction.
Xin-bin Guo, Sen wei, Sheng Guan
doaj   +1 more source

The venous contribution to cardiovascular performance: From systemic veins to left ventricular function: A review [PDF]

open access: yesScripta Medica, 2021
The venous system contains ≈ 70 % of the total blood volume and is responsible in heart failure for key symptoms of congestion. It is active: it can increase or relax its tone with physiologic or pharmacologic stimuli.
Bombardini Tonino
doaj   +1 more source

Prospects of Jugular Venous Pulse Assessment

open access: yesJournal of Nepal Medical Association, 2010
There is no controversy regarding the current clinical method of examination of waveform of jugular vein pulse. However there are limitations of clinical assessment of central venous pressure by jugular vein pressure measurement from the level of sternal
M D Bhattarai
doaj   +1 more source

In Pictures: Hepatic Venous Pressure Gradient - Indications, Technique and Complications [PDF]

open access: yesInternational Journal of Anatomy Radiology and Surgery, 2017
Hepatic venous pressure gradient measurement is an important technique in diagnosis, prognosis and management of portal hypertension. The technique and indications have come a long way and currently, many centres perform this test safely and reliably.
Cyriac Abby Philips
doaj   +1 more source

MRI evidence for altered venous drainage and intracranial compliance in mild traumatic brain injury. [PDF]

open access: yes, 2013
To compare venous drainage patterns and associated intracranial hydrodynamics between subjects who experienced mild traumatic brain injury (mTBI) and age- and gender-matched controls.
Alperin, Noam   +7 more
core   +3 more sources

The relationship between cerebral blood flow and venous sinus pressure: can hyperemia induce idiopathic intracranial hypertension?

open access: yesFluids and Barriers of the CNS, 2021
Background It has been shown that idiopathic intracranial hypertension (IIH) in children is associated with cerebral hyperemia, which induces an increase in cerebral venous pressure.
Alexander Robert Bateman   +2 more
doaj   +1 more source

Acute complete heart block in dogs [PDF]

open access: yes, 1955
A study has been conducted immediately and up to 18 days after the surgical production of complete heart block in dogs. Immediately after surgery cardiac output, coronary flow, and mean arterial pressure were reduced in rough proportion to the degree of ...
COHN A. E.   +5 more
core   +1 more source

Synthetic Vasopressin and Oxytocin Analogs and Their Potential Use in Hemorrhagic, Traumatic and Septic Shock: A Personal Perspective [PDF]

open access: yes, 2017
As one of us has stated many years ago, “shock is a significant and sustained loss of effective circulating blood volume. It will eventuate in hypoperfusion of critical peripheral tissues, thus leading to a deficit in transcapillary exchange function in ...
Altura BM   +3 more
core   +1 more source

Automated expiratory ventilation assistance through a small endotracheal tube can improve venous return and cardiac output

open access: yesIntensive Care Medicine Experimental, 2019
Background Positive pressure ventilation can decrease venous return and cardiac output. It is not known if expiratory ventilation assistance (EVA) through a small endotracheal tube can improve venous return and cardiac output. Results In a porcine model,
David A. Berlin   +3 more
doaj   +1 more source

Spontaneous contractions of the human thoracic duct—Important for securing lymphatic return during positive pressure ventilation?

open access: yesPhysiological Reports, 2022
The thoracic duct is responsible for the circulatory return of most lymphatic fluid. The return is a well‐timed synergy between the pressure in the thoracic duct, venous pressure at the thoracic duct outlet, and intrathoracic pressures during respiration.
Benjamin Kelly   +4 more
doaj   +1 more source

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