Regional ischemia regional blood flow. Medical search. Frequent questions

4) Mechanical tethering of nonischemic myocardium adjacent to ischemic regions, secondary to changes in left ventricular shape during contraction, may contribute to the impairment of systolic thickening in adjacent regions during transmural ischemia. (johnshopkins.edu)
Although an underlying arrhythmogenic substrate is necessary, the arrhythmia itself will compromise an already impaired haemodynamic state, by increasing myocardial ischaemia or left ventricular wall distension, and so exacerbate the situation. (bmj.com)
Muscle bridge presented with Angina, myocardial ischemia, myocardial infarction, left ventricular dysfunction, myocardial stunning, paroxysmal AV blockade, as well as exercise-induced ventricular tachycardia and sudden cardiac death are accused sequelae of myocardial bridging. (ispub.com)
We previously demonstrated that chronic pretreatment with a thiazolidinedione peroxisome proliferator-activated receptor (PPAR)-γ activator, troglitazone, improves recovery of left ventricular (LV) function and substrate metabolism after ischemia and reperfusion, without causing arrhythmias. (diabetesjournals.org)

As an example, nitrite mediates vasodilation via NO formation, and it protects against ischemia-reperfusion injury in animal models. (sciencewatch.com)
In addition, it will be of great interest to explore the therapeutic opportunities for nitrate and nitrite in diseases such as hypertension, atherosclerosis, and ischemia-reperfusion injury. (sciencewatch.com)
However, harmful stimuli (such as ischemia-reperfusion, oxidative stress, and toxic chemicals) can change the direction and efficiency of intercellular mitochondrial transfer. (frontiersin.org)
Background: We have previously demonstrated in a rodent model the differential effects that specific intraluminal nutrients exert on gut ischemia/reperfusion (I/R) injury. (johnshopkins.edu)
Results: Mucosal blood flow was significantly increased during both ischemia and reperfusion when intraluminal glucose was present compared with intraluminal alanine. (johnshopkins.edu)
Brain ischemia-reperfusion (IR) triggers a complex series of biochemical events including inflammation. (biomedcentral.com)
Cerebral ischemia-reperfusion (IR) triggers lipid peroxidation and inflammation, which exacerbate injury. (biomedcentral.com)
Dynamic changes of myocardial blood flow have been observed after reperfusion of an occluded coronary artery. (uniroma1.it)
To study the potential of myocardial contrast echocardiography (MCE) to assess serial changes of microvascular flow during ischemia-reperfusion. (uniroma1.it)
Regional blood flow (RBF) was measured with fluorescent microspheres at baseline, during coronary occlusion, and at 5, 30, 90, and 180 min during reperfusion. (uniroma1.it)
After initial hyperemia, a progressive reduction in flow was observed during reperfusion. (uniroma1.it)
MCE correctly detected the time course of changes in flow during occlusion-reperfusion. (uniroma1.it)
Prompt reperfusion and restoration of blood flow to the heart are crucial. (statpearls.com)
Anesthetized pigs underwent 90 min of regional LV ischemia and 90 min of reperfusion. (diabetesjournals.org)
Acute treatment with troglitazone increases susceptibility to ventricular fibrillation during myocardial ischemia and reperfusion. (diabetesjournals.org)

citation needed] Critical limb ischemia is different from acute limb ischemia. (wikipedia.org)
Acute limb ischemia is a sudden lack of blood flow to the limb, for example caused by an embolus whereas critical limb ischemia is a late sign of a progressive chronic disease. (wikipedia.org)
or mesenteric ischemia, which is an acute problem. (dummies.com)
Acute myocardial infarction occurs due to decreased coronary blood flow, leading to insufficient oxygen supply to the heart and cardiac ischemia. (statpearls.com)
Before ischemia, acute troglitazone treatment had no effect on LV function, electrocardiogram, or substrate utilization. (diabetesjournals.org)

3) Dysfunction of adjacent regions is not caused by 'relative ischemia' related to increased local oxygen demands or to a steal phenomenon. (johnshopkins.edu)
This confirms that this model of TBI followed by forebrain ischemia is well suited for evaluating changes in the sensitivity of CA1 neurons to cerebral ischemia rather than assessing differences in relative ischemia. (utmb.edu)

These data suggest that the accelerated myelination is not related to ischemia but to transient hyperperfusion. (nih.gov)
In its mildest form, impaired regional CBF causes a transient ischemic attack (TIA). (vin.com)
Hypoxia and ischemia are linked to oxidative stress, which can activate the oxidant-sensitive transient receptor potential ankyrin 1 (TRPA1) channel in cerebral artery endothelial cells, leading to vasodilation. (elifesciences.org)
Group 1 (n = 6) rats were given 6 minutes of transient forebrain ischemia using bilateral carotid clamping and hemorrhagic hypotension. (utmb.edu)
Group 2 (n = 6) rats were subjected to mild (0.8 atm) fluid percussion TBI followed i h after trauma by 6 min of transient forebrain ischemia. (utmb.edu)
In C57Bl/6 (wildtype, WT), hcn2 +/+ and hcn2 -/- mice we used an in vivo model of cerebral ischemia (transient middle cerebral artery occlusion (tMCAO)) to depict a functional impact of HCN2 in stroke formation. (biomedcentral.com)

Chronic limb threatening ischemia (CLTI), also known as critical limb ischemia (CLI), is an advanced stage of peripheral artery disease (PAD). (wikipedia.org)
Critical limb ischemia includes rest pain and tissue loss. (wikipedia.org)
citation needed] Critical limb ischemia is diagnosed by the presence of ischemic rest pain, and an ulcers that will not heal or gangrene due to insufficient blood flow. (wikipedia.org)
Other factors which may point to a diagnosis of critical limb ischemia are a Buerger's angle of less than 20 degrees during Buerger's test, a capillary refill of more than 15 seconds or diminished or absent pulses. (wikipedia.org)
citation needed] As of 2015 pCMV-vegf165, a gene-therapy was being studied in critical limb ischemia. (wikipedia.org)
A diabetes-induced decrease in security vessel formation continues to be exhibited in murine versions: hind limb ischemia produced by femoral artery ligation is usually from the decreased development of capillaries and a decrease in blood flow towards the ischemic hind limb in diabetic versus non-diabetic mice (3). (exposed-skin-care.net)
As leaders in the field of limb preservation, Dr.'s Kokinos and Pineda specialize in the treatment of lower extremity limb preservation and in the diagnosis and treatment of Peripheral Arterial Disease (PAD) and Chronic Limb Ischemia (CLI). (southbayvascular.com)

Although steady-state conditions revealed no increase in primitive cell proliferation in p21-null mice, a significantly larger fraction of quiescent neural precursors was activated in the hippocampus and subventricular zone after brain ischemia. (rupress.org)
Brain ischemia is known to include neuronal cell death and persisting neurological deficits. (biomedcentral.com)

In humans, there are regions of vulnerability within the brain where neurons are prone to be injured by global hypoxia-ischemia and hypoxia. (vin.com)
Masimo O3 regional oximetry provided absolute root-mean-squared error of 4% and relative root-mean-squared error of 2.1% in healthy volunteers undergoing controlled hypoxia. (lww.com)
Global hypoxia-ischemia interrupts oxygen delivery and blood flow to the entire brain. (cdc.gov)
Previous studies of global brain hypoxia ischemia have primarily focused on injury to the cerebral cortex and to the hippocampus. (cdc.gov)
We therefore investigated the impact of global brain hypoxia-ischemia on the thalamic circuit function in the somatosensory system of young rats. (cdc.gov)
Global brain hypoxia-ischemia during cardiac arrest has a long-term impact on processing and transfer of sensory information by thalamic circuitry. (cdc.gov)

The main objective of this work is to improve understanding of the regulation of energy metabolism during skeletal/cardiac muscle ischemia by combining in vivo experiments and quantitative models of metabolism. (nasa.gov)
The exceptionally high demand for circulating blood and oxygen is reflected is reflected in the disproportionately high rate of CBF compared with flow to other parts of the body, comprising 20% of the cardiac output and 15% of oxygen consumption when the body is at rest, even though the brain makes up only 2% of the body weight. (vin.com)
The key to a good outcome in patients with cardiogenic shock is an organized approach, with rapid diagnosis and prompt initiation of pharmacologic therapy to maintain blood pressure and cardiac output and respiratory support, as well as reversal of the underlying cause. (medscape.com)
Her Blood pressure was 120 over 70 mmHg with pulse and pulse rate was 80 beats per minute, in cardiac auscultation had LT sided S4 without any murmur, in lung examination hadn't abnormal finding. (ispub.com)
Vascular risk factors, such as hypertension, diabetes, cardiac disease and/or stroke (hit one) lead to an endothelial dysfunction in the blood-brain barrier (BBB) and a reduction in cerebral blood flow (CBF), which causes oligemia. (encyclopedia.pub)
Cardiac output (CO) is the amount of blood pumped out by each ventricle in one minute. (medscape.com)

3 The causes of strokes can be divided into two basic groups: (1) obstruction of the blood vessels leading to ischemia, and (2) rupture of blood vessel walls leading to hemorrhage. (vin.com)
5 Any diseases which affect the cerebral blood vessels will cause disturbances of the cerebral blood flow (CBF) which in turn can lead to tissue damage. (vin.com)
Most strokes happen when the blood supply to part of the brain is cut off due to blood clots or clumps of fat blocking blood vessels called arteries. (elifesciences.org)
To prevent a blocked blood vessel causing a stroke, the network of blood vessels in the brain contains alternative routes to each area. (elifesciences.org)
A protein called TRPA1 is found in the cells that form the inner lining of blood vessels. (elifesciences.org)
The experiments found that decreasing the levels of oxygen in the arteries caused 4-HNE to accumulate and activate TRPA1, resulting in the blood vessels becoming wider. (elifesciences.org)
G-protein-coupled receptors and ion channels present on the endothelial cells and vascular smooth muscle cells (SMCs) that form the walls of cerebral blood vessels initiate many of the signaling cascades that enable these intrinsic adaptive processes. (elifesciences.org)
Low blood pressure can precipitate mesenteric ischemia due to hypoperfusion of these vessels. (dummies.com)
When oxygen deprivation occurs in the blood vessels around the anus, the chances of painful clots forming go way up. (cure-back-pain.org)
Blood is transported through the whole body by a continuum of blood vessels. (medscape.com)
Arteries are blood vessels that transport blood away from the heart, and veins transport the blood back to the heart. (medscape.com)
Third wave of erythema (10-16 weeks postexposure, especially after beta exposure)--The exposed person experiences late erythema, injury to blood vessels, edema, and increasing pain. (cdc.gov)

Severe ischemia, which in the CNS would produce necrosis of the neurons and glial elements, results in an area of dead tissue termed an infarct. (vin.com)
4 From about 40% to 30%, increasing numbers of neurons are unable to produce sufficient energy to maintain the functions needed for the transmission of nerve impulses, and at about 30% of normal blood flow transmission ceases completely although the cells can stay alive, as in a TIA. (vin.com)

Currently, we are investigating the difference in the responses to sudden vs. gradual onset ischemia in swine by combining in vivo experimental studies with computational models of myocardial energy metabolism during normal and ischemic conditions. (nasa.gov)
During transmural ischemia percent systolic thickening decreased to -16.1 ± 4.0% in the ischemic region and also decreased in adjacent nonischemic regions (to 2.4 ± 2.4% in segments closest to the ischemic region [adjacent 1] and to 15.5 ± 3.9 in segments further away [adjacent 2]), but was unchanged in segments directly opposite the ischemic region (remote region). (johnshopkins.edu)
During subendocardial ischemia, percent systolic thickening fell only in the ischemic and adjacent 1 regions (1.4 ± 5.2% and 24.9 ± 5.0%, respectively). (johnshopkins.edu)
We conclude the following: (1) During transmural ischemia percent systolic thickening is markedly impaired in nonischemic myocardium immediately adjacent to the ischemic region, and is impaired to a lesser degree in regions located relatively far from the ischemic border. (johnshopkins.edu)
2) During subendocardial ischemia function ceases in the ischemic region and functional impairment of nonischemic myocardium is restricted to immediately adjacent regions. (johnshopkins.edu)
Blood flow to the mesenteric area increases after a meal to aid with digestion, and the timing of the abdominal discomfort in relation to eating can point to ischemic bowel. (dummies.com)
Ischemic stroke occurs due to an interruption of blood supply to corresponding areas of the brain, initiating an ischemic cascade. (biomedcentral.com)
Nitrates also promote redistribution of blood flow to relative ischemic areas. (pharmacology2000.com)
CONCLUSIONS 476310-60-8 The outcomes of this research display that endogenous HMGB1 is vital for ischemia-induced angiogenesis in diabetic mice which HMGB1 proteins administration enhances security blood circulation in the ischemic hind limbs of diabetic mice through a VEGF-dependent system. (exposed-skin-care.net)
Currently, there is a growing body of evidence to suggest that external counterpulsation (ECP) may enhance the blood supply to the brain and thus may be beneficial to patients with ischemic stroke. (ecptherapy.com)

To study the regional function of nonischemic myocardium after the onset of regional ischemia, graded circumflex coronary arterial stenosis was induced in 18 open-chest anesthetized dogs. (johnshopkins.edu)

arterial infarction can be due to either obstruction from thrombosis or embolism or to occlusion from blood vessel abnormalities such as vasculitis. (vin.com)
Dysfunction therefore overestimates the extent of regional ischemia after total coronary occlusion. (johnshopkins.edu)
This study aimed to investigate whether resuscitation after a hemorrhagic shock (HS) and/or mild cerebral ischemia caused by a unilateral common carotid artery occlusion (UCCAO) can cause brain injury and concomitant neurological dysfunction, and explore the potential mechanisms. (medsci.org)
In contrast, within the same region the regional blood flow was increased by 10 minutes of occlusion, suggesting that uptake of 14 C-acetate was independent on blood flow. (elsevierpure.com)

Using laser Doppler flowmetry (LDF), relative changes in regional hippocampal CA1 blood flow (hCBF) were recorded continuously to quantitatively characterize hCBF before, during, and after 6 min of forebrain ischemia in either normal or mildly traumatized rats. (utmb.edu)
Regional hippocampal or basal ganglia injury was associated with a bad outcome regardless of electroencephalography findings. (ajnr.org)

NADH/NAD) and the inter-regulation between carbohydrate and fatty acid metabolism during a reduction in regional blood flow. (nasa.gov)
The progressive reduction in blood flow occurring within the postischemic microcirculation was accurately detected by MCE. (uniroma1.it)
It is demonstrated that vertebral artery stenosis characterized as vertebral artery narrowing and/or reduced blood flow velocity by MRI may be associated with the regional specific cerebral vascular comorbidities detected as white matter hyperintensity and reduction of cerebral blood flow. (hilarispublisher.com)
There was a significant improvement in regional stress function of the lased segments 6 months postoperatively in animals undergoing holmium:YAG and CO 2 laser TMR that was consistent with a reduction in ischemia. (elsevierpure.com)

It helps assess heart wall thickness (eg, in hypertrophy or atrophy) and motion and provides information about ischemia and infarction. (msdmanuals.com)

In the dog, blood supply to the brain arises from the basilar and internal carotid arteries, which join at the base to form the arterial circle of Willis. (vin.com)
Reference blood samples were taken from the radial artery and internal jugular bulb vein, at baseline and after a series of increasingly hypoxic states induced by altering the inspired oxygen concentration while maintaining normocapnic arterial carbon dioxide pressure (PaCO 2 ). (lww.com)
Absolute and trend accuracy of the regional oximetry system was determined by comparing rSO 2 against reference cerebral oxygen saturation (SavO 2 ), that is calculated by combining arterial and venous saturations of oxygen in the blood samples. (lww.com)
Unlike traditional pulse oximeters, regional oximeters measure a mix of arterial, capillary, and venous blood in cerebral and peripheral tissue and do not depend on pulsatile flow. (lww.com)
An arterial line may be placed to provide continuous blood pressure monitoring. (medscape.com)
Regional cerebral oxygen saturation (rSO2), partial pressure of oxygen (PaO2) and carbon dioxide (PaCO2), oxygenation index (OI), lactic acid level (Lac) in arterial blood, and mean arterial pressure (MAP) will be compared before anesthesia (T0), before dura opening (T1), after dura closing (T2) and 24 h after surgery (T3). (researchsquare.com)
Immediately after the termination of HS, we reinfused the initially shed blood volumes to restore and maintain the mean arterial blood pressure (MABP) to the original value during the 30-min resuscitation. (medsci.org)
In assessing the severity of lower extremity arterial disease (LEAD), physicians rely on clinical judgements supported by conventional measurements of macrovascular blood flow. (diagnosticgreen.com)

Overview: Angina pectoris caused by temporary myocardial ischemia is responsive to treatment by organic nitrates. (pharmacology2000.com)

The resultant vasomotor responses accompanying the neural activity were monitored by simultaneous recordings of skin blood flow using the laser doppler method and skin temperature in the innervation zones. (nih.gov)
Laser doppler mucosal blood flow and regional P CO2 (Pr CO2 ) measurements were obtained. (johnshopkins.edu)
The laser Doppler flow probe was inserted stereotactically to measure CA1 blood flow. (utmb.edu)

The latter two conditions are jointly referred to as tissue loss, reflecting the development of surface damage to the limb tissue due to the most severe stage of ischemia. (wikipedia.org)
A similar study, BASIL 2 (Bypass Versus Angio plasty in Severe Ischaemia of the Leg), is being conducted in the United Kingdom. (wikipedia.org)
However, combined an UCCAO and an HS caused a severe cerebral ischemia (18% of the original CBF levels), a moderate hypotension (MABP downed to 17 mmHg), systemic inflammation, peripheral organs damage, and neurological injury, which can be attenuated by whole body cooling. (medsci.org)
These alterations possibly induce severe vessel stenosis, causing prolonged phases of locally limited blood supply. (ajnr.org)

The rat hippocampus is hypersensitive to secondary cerebral ischemia after mild traumatic brain injury (TBI). (utmb.edu)

Decreasing intracoronary pressure by different means, such as intracoronary nitrates is the best way to induce this milking effect.This case shows that in those with baseline low blood pressure ( such as those recovering the vasovagal reaction) may show a similar presentation too. (ispub.com)
In the experimental group, a sudden decrease of regional cerebral blood flow from baseline (before ischemia) to approximately 30% of baseline confirmed the correct placement of nylon thread. (cnjournals.com)

Insufficient blood flow may be confirmed by ankle-brachial index (ABI), ankle pressure, toe-brachial index (TBI), toe systolic pressure, transcutaneous oxygen measurement (TcPo2 ), or skin perfusion pressure (SPP). (wikipedia.org)
A 2016 study determined that it "is a valuable tool in visualizing real-time procedural outcomes and providing additionally useful information on regional tissue perfusion. (wikipedia.org)
7 Therefore, maintenance of adequate cerebral oxygenation may increase patient safety by preventing decreased cerebral perfusion and prolonged cerebral tissue ischemia. (lww.com)
However, current diagnostic techniques provide no information about regional tissue perfusion and are of limited value in patients with chronic limb-threatening ischemia (CLTI ). (diagnosticgreen.com)
The determination of regional cerebral blood volume (rCBV) from dynamic susceptibility-enhanced MR imaging measurements is an established tool for the characterization of ischemia (16−18) and enables the differentiation of normal from abnormal perfusion (19) . (ajnr.org)

Under normal conditions, a thrombus is confined to the immediate area of injury and does not obstruct flow to critical areas, unless the blood vessel lumen is already diminished, as it is in atherosclerosis . (medscape.com)

Interruption of regional blood flow within the brain can rapidly cause irreparable neuronal damage. (elifesciences.org)
In former studies the expression of two different two-pore domain potassium (K 2P ) channels (TASK1, TREK1) were shown to ameliorate neuronal damage due to cerebral ischemia. (biomedcentral.com)

In humans, inorganic nitrate decreases blood pressure via NO generation. (sciencewatch.com)
S+N especially reduced the oxygen extraction fraction, suggesting disturbed flow-activity coupling in humans at a moderate depth of anesthesia. (silverchair.com)

The comprehensive MRI protocol with functional and high resolution structural imaging sequences is capable of providing valuable information on blood flow supply in the vertebral artery and cerebrovascular ischemia in individuals having vertebral and cardiovascular abnormalities. (hilarispublisher.com)

Atherosclerotic plaques classically rupture and lead to thrombosis, contributing to acutely decreased blood flow in the coronary. (statpearls.com)

In this study, comprehensive magnetic resonance imaging approaches with both structural and blood flow imaging were used to characterize the white matter hyperintensity in the brain, cerebral blood flow, and obstruction of vertebral artery caused by stenosis in various cases of individuals with cerebral vascular and cardiovascular risks. (hilarispublisher.com)
More specifically, unilateral vertebral artery stenosis led to asymmetric periventricular WMHs, while bilateral vertebral artery with lower blood flow led to symmetric periventricular WMHs. (hilarispublisher.com)

By performing an extra-intracranial bypass, the cerebral collateral blood supply can be improved in order to reduce the risk of stroke. (thieme-connect.de)
Ischemia-induced cell depolarization: does the hyperpolarization-activated cation channel HCN2 affect the outcome after stroke in mice? (biomedcentral.com)
Primary outcomes were an overall change in National Institutes of Health Stroke Scale (NIHSS) and cerebral blood flow estimated by color velocity imaging quantification. (ecptherapy.com)
External counterpulsation (ECP) may improve cerebral blood flow, and it has been proposed as a potential therapy for patients with ischaemic stroke. (ecptherapy.com)

The authors quantified the effects of sevoflurane and propofol as sole anesthetics and in combination with N2O on regional cerebral blood flow (rCBF), metabolic rate of oxygen (rCMRO2), and blood volume (rCBV) in the living human brain using positron emission tomography. (silverchair.com)

In electrocardiography had only Minor ST- T change & transthorasic echocardiography showed ejection fraction of 55% without Regional wall motion abnormality, the valvular structures were normal. (ispub.com)

Certainly, vessel-associated stem cells (mesoangioblasts), injected in to the general blood circulation of dystrophic mice, migrate to sites of injury in response towards the HMGB1 transmission, with 476310-60-8 a nuclear factor-BCdependent system (10). (exposed-skin-care.net)

Other etiologies of myocardial ischemia include coronary artery embolism, which accounts for 2.9% of patients, cocaine-induced ischemia, coronary dissection, and coronary vasospasm. (statpearls.com)

Actually, diabetic human being and mouse pores and skin show lower regional degrees of HMGB1 than their normoglycemic counterparts (8). (exposed-skin-care.net)

Intra-aortic balloon counterpulsation (IABCP) improves coronary flow and reduces myocardial distension, thus potentially influencing ventricular irritability by direct and indirect effects. (bmj.com)

These reductions in flow and metabolism were partly attenuated by adjunct N2O. (silverchair.com)
Invasive monitoring of cerebral metabolism and intracranial pressure is to be applied in patients with impaired consciousness in order to detect a threatening cerebral ischemia as early as possible. (csnn.eu)

An unconfirmed assumption in previous studies of mild TBI followed by forebrain ischemia has been that antecedent TBI did not alter cerebral blood flow (CBF) dynamics in response to secondary ischemia. (utmb.edu)

Blood does not flow as intended by nature and hemorrhoidal tissues tend to become thrombosed with clots until they are acutely painful. (cure-back-pain.org)

Pervent systolic thickening was measured at 16 equally spaced points around the left ventricle and correlated with microsphere-determined regional myocardial blood flow. (johnshopkins.edu)

An UCCAO caused a slight cerebral ischemia (cerebral blood flow [CBF] 70%) without hypotension (MABP 85 mmHg), systemic inflammation, multiple organs injuries, or neurological injury. (medsci.org)
An HS caused a moderate cerebral ischemia (52% of the original CBF levels), a moderate hypotension (MABP downed to 22 mmHg), systemic inflammation, and peripheral organs injuries. (medsci.org)

Objective: To investigate the effects of protective lung ventilation on regional cerebral oxygen saturation during dura opening, that is from Ta (after dura opening) to Tb (before dura closing), in patients undergoing intracranial tumor surgery. (researchsquare.com)
Discussion: This study aims to determine whether protective lung ventilation during dura opening can improve regional cerebral oxygen saturation and the state of pulmonary ventilation in patients undergoing intracranial tumor surgery, and to investigate whether this strategy does not affect the degree of brain tissue swelling and the reoperation rate after operation. (researchsquare.com)
Despite many improvements in CPB technology and circuit design, patients still undergo an intense inflammatory response when their blood comes in contact with the nonendothelial surfaces involved in extracorporeal circulation. (medscape.com)
Newly developed minimally invasive surgical techniques are helping patients save limbs by re-establishing blood flow to these impacted areas in ways that were just not possible in the past. (southbayvascular.com)

the impairment may be global or regional. (vin.com)

A near-infrared spectroscopy sensor connected to a regional oximetry system (O3 TM , Masimo, Irvine, CA) was placed on the subject's forehead, to provide continuous measurement of regional oxygen saturation (rSO 2 ). (lww.com)
The effects of protective lung ventilation on regional cerebral oxygen saturation in intracranial tumor operation during dura opening：study protocol for a randomized controlled trial. (researchsquare.com)

In electrocardiography had only Minor ST- T change& Angiography showed narrowing at mid part of left anterior descending artery which was mainly at systole with normal caliber in diastole and good distal flow but after normalization of blood pressure & pulse Rate, the left anterior descending artery lesion became disappear in systole & diastole. (ispub.com)
After stabilization coronary angiography was preceded and showed left main coronary artery had none significant plaque at distal part and a narrowing at mid part of left anterior descending artery which was mainly at systole with normal caliber in diastole and good distal flow (figures 1, 2). (ispub.com)
An increased permeability of the BBB causes local microhemorrhages and decreases distal blood flow, which leads to an aggravation of the regional ischemia in the brain [ 7 ] . (encyclopedia.pub)

If we had to state the most common actual source of chronic back pain that we have witnessed in the general population, it would surely be regional ischemia. (cure-back-pain.org)
The purpose of this study was to compare changes in myocardial blood flow and function 6 months after TMR with holmium:yttrium-aluminum-garnet (holmium:YAG), carbon dioxide (CO 2 ), and xenon chloride excimer lasers in a model of chronic ischemia. (elsevierpure.com)

The distinction of both forms of ischemia is possible only by dynamic measuring of regional cerebral blood flow and evaluation of the cerebraI vascular reserve capacity. (thieme-connect.de)
Regional cerebral blood flow was measured using xenon-133. (nih.gov)
Therefore, the need for a safe and effective way of increasing the cerebral blood flow seems obvious. (ecptherapy.com)
Cerebral blood flow was also measured using 14 C-iodoamphetamine. (elsevierpure.com)
The purpose of this study was to measure changes of regional cerebral blood volume (rCBV) with dynamic contrast-enhanced MR imaging and to correlate the changes to disability and cognitive performance. (ajnr.org)

Anatomy33

Organisms11

Diseases25

Chemicals and Drugs37

Analytical, Diagnostic and Therapeutic Techniques and Equipment45

Phenomena and Processes38

Disciplines and Occupations1

Named Groups1

Health Care4

Left ventricular4

Reperfusion15

Acute5

Relative ischemia2

Transient6

Limb Ischemia7

Brain ischemia2

Hypoxia6

Cardiac6

Vessels12

Neurons2

Ischemic10

Circumflex coronary1

Occlusion4

Hippocampal2

Reduction4

Infarction1

Arterial8

Angina1

Doppler3

Severe4

Hippocampus1

Baseline2

Perfusion5

Atherosclerosis1

Neuronal2

Humans2

Abnormalities1

Rupture1

Stenosis2

Stroke4

Effects of Sevoflurane1

Wall motion abnormality1

Vessel1

Embolism1

Diabetic1

Ventricular1

Metabolism2

Secondary1

Tissues1

Systolic1

Hypotension2

Patients4

Impairment1

Oxygen saturation2

Distal3

Chronic2

Cerebral blood5