AnatomyOrganismsDiseasesChemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPsychiatry and PsychologyPhenomena and ProcessesAnthropology, Education, Sociology and Social PhenomenaHealth Care
Embolism, AirDecompression SicknessCerebral ArteriesShock, SurgicalPulmonary EmbolismDivingBarotraumaPneumoperitoneum, ArtificialMiddle Cerebral ArteryIntracranial EmbolismHyperbaric OxygenationInfarction, Middle Cerebral ArteryAirEmbolismEmbolism, FatArteriesCerebral InfarctionGasesCerebrovascular CirculationPosterior Cerebral ArteryAnterior Cerebral ArteryIntracranial Embolism and ThrombosisBrain IschemiaCerebral AngiographyBasilar ArteryEmbolism, ParadoxicalPulmonary ArteryCerebral Arterial DiseasesCarotid ArteriesBrainIschemic Attack, TransientArterial Occlusive DiseasesCerebral PalsyCarotid Artery, InternalTomography, X-Ray ComputedUltrasonography, Doppler, TranscranialFemoral ArteryRenal ArteryEmbolism, Amniotic FluidMesenteric ArteriesVertebral ArteryInfarction, Anterior Cerebral ArteryIntracranial AneurysmBlood Flow VelocityCerebral HemorrhageStrokeBrain EdemaInfarction, Posterior Cerebral ArteryTemporal ArteriesSubarachnoid HemorrhageCerebral VeinsTime FactorsCarotid Artery DiseasesCerebrovascular DisordersMagnetic Resonance AngiographyCircle of WillisVasoconstrictionCoronary Artery BypassMagnetic Resonance ImagingReperfusionIliac ArteryCerebral RevascularizationDisease Models, AnimalRadial ArteryEmbolism, CholesterolTreatment OutcomeEmbolectomyRats, Sprague-DawleyMalaria, CerebralAngiographyUmbilical ArteriesNeuroprotective AgentsBlood PressureMammary ArteriesSubclavian ArteryMuscle, Smooth, VascularCarotid Artery, CommonRegional Blood FlowBrain InfarctionVasodilationAcute DiseaseAneurysm, RupturedCarbon DioxideVenous ThrombosisBlood Gas AnalysisSplenic ArteryAnticoagulantsCarotid Artery, ExternalCarotid StenosisOphthalmic ArteryBrachial ArteryProspective StudiesPia MaterVentilation-Perfusion RatioRats, WistarCarotid Artery ThrombosisCoronary VesselsVasospasm, IntracranialUltrasonography, DopplerMesenteric Artery, Superior
AcuteOcclusionThrombosisBlockageCarotidMiddle cerebrPulmonary arteriesDecompression SicknessIschemiaLarge arteriesLungSuperior VenaCoronary arteryEmboliPeripheralInfarctionCardiacVenous circulationTissuesConsequenceOxidative stressSymptomsVesselsVeinsSpinalEchocardiographyRight-to-leParadoxicalChest PainFractureCirculationPotentiallyStrokeSymptomAbscessesPathophysiologyFistulaArterial gasInertAriseObstructionAneurysmVascularInterventionsAngiography
Acute5
  • Blood gas analysis showed an acute respiratory acidosis: pH 7.32, pCO2 50 mmHg, bicarbonate 25 mmol/l, base excess -0.9 and lactate 1.6 mmol/l. (de-intensivist.nl)
  • HBOT is instrumental in treating decompression sickness, arterial gas embolisms, and acute carbon monoxide poisoning. (medscape.com)
  • Pulmonary embolism is a common, potentially life-threatening condition.1 Diagnosing PE remains a major challenge because typical symptoms such as dyspnea, tachycardia, acute chest pain, and syncope are unspecific and may not be present in all patients. (diagnosticimaging.com)
  • Acute coronary syndromes result from a sudden blockage in a coronary artery. (msdmanuals.com)
  • An acute coronary syndrome occurs when a sudden blockage in a coronary artery greatly reduces or cuts off the blood supply to an area of the heart muscle (myocardium). (msdmanuals.com)
Occlusion3
  • This exchange may result in colonic ischemia, as a result of occlusion of the inferior mesenteric artery. (medscape.com)
  • Cerebral air/gas emboli can act like thrombotic emboli and cause end-artery occlusion and ischemic stroke . (radiopaedia.org)
  • A prospective, randomized, controlled clinical trial in patients with AIS due to middle cerebral artery occlusion administered intra-arterial alteplase within 6 hours of symptom onset suggested benefit as compared to IV anticoagulation alone Poncyljusz 2007. (medicine.com)
Thrombosis5
  • Thrombosis is the formation of blood clots while embolism is a clinical condition where break off small particles from clots, fat etc. (accboise.com)
  • Pulonary embolism- Arise in venous system thrombi in right heart and deep venous thrombosis, all except atheroemboli. (accboise.com)
  • These conditions may present the same if the blocked vessel is the same, but thrombosis blocks a blood vessel at a narrowed site while embolism may block healthy vessels, as well. (accboise.com)
  • Ulcerated atheromatous plaques can cause thrombosis on surface of it or cause embolism of fragments, Cholesterol clefts are seen in the embolus. (accboise.com)
  • In most cases, pulmonary embolism is caused by blood clots that travel to the lungs from the legs or, rarely, other parts of the body (deep vein thrombosis). (accboise.com)
Blockage6
  • During the operation, the surgeon makes a cut in the affected artery so that the foreign body causing the blockage can be sucked out in a process known as aspiration. (accboise.com)
  • Since the blockage is proximal the infarcted area is large extending as a cone with the base towards the surface and apex at the blocked artery. (accboise.com)
  • embolism - Blockage in an artery. (accboise.com)
  • An embolism is the lodging of an embolus, a blockage-causing piece of material, inside a blood vessel. (accboise.com)
  • Blockage of a coronary artery as a result of atherosclerosis can lead to myocardial infarction. (zlibrary-global.se)
  • Surgical interventions can include angioplasty to open the artery and flatten the blockage. (nationalhyperbaric.com)
Carotid3
  • Methods In 24 rats, AEs were induced using a microcatheter, positioned in the carotid artery via femoral access. (bmj.com)
  • Carotid sonography revealed a large mobile pedunculated mass in the brachiocephalic artery, which showed rapid growth despite treatment with heparin and aspirin. (sagepub.com)
  • Frequency and prognostic significance of silent coronary artery disease in patients with cerebral ischemia undergoing carotid endarterectomy. (stanford.edu)
Middle cerebr1
Pulmonary arteries5
  • The pulmonary circulation generally filters bubbles in pulmonary arteries from the right ventricle and systemic veins. (hyperbaric.im)
  • Smaller emboli in periphery can lead to infarctions of the lung as there are no collateral supplies to pulmonary arteries in end arteries. (accboise.com)
  • Conventional catheter angiography of the pulmonary arteries is generally considered the reference standard for PE diagnosis. (diagnosticimaging.com)
  • Its value for minor PE is limited, however, because peripheral pulmonary arteries cannot be visualized. (diagnosticimaging.com)
  • 6-9 Both the spatial and temporal resolution of MRI have been low compared with CT, resulting in poor visualization of peripheral pulmonary arteries and a high susceptibility to respiratory motion artifact. (diagnosticimaging.com)
Decompression Sickness1
Ischemia1
  • Insufficient exercise, poor metabolism, fatigue of the heart and brain, slow blood flow, and cerebral ischemia are all in a sub-healthy state. (cantamedical.com)
Large arteries1
  • Atherosclerosis Atherosclerosis is a condition in which patchy deposits of fatty material (atheromas or atherosclerotic plaques) develop in the walls of medium-sized and large arteries, leading to reduced or. (msdmanuals.com)
Lung1
Superior Vena2
  • Blood samples and four blood vessels, the aorta, superior vena cava, pulmonary vein and pulmonary artery, were obtained from 11 slaughtered sheep. (who.int)
  • The British Medical Association ILLUSTRATED MEDICAL DICTIONARY CORONARY ARTERY Superior vena cava Pulmonary veins Right main coronary artery Aorta Left main coronary artery Left circumflex artery Left anterior descending artery Coronary vein Inferior vena cava Descending aorta coronary Any structure that encircles like a crown. (zlibrary-global.se)
Coronary artery5
  • Overview of Coronary Artery Disease (CAD) Coronary artery disease is a condition in which the blood supply to the heart muscle is partially or completely blocked. (msdmanuals.com)
  • Uncommonly, a heart attack results when a clot forms in the heart itself, breaks away, and lodges in a coronary artery. (msdmanuals.com)
  • Another uncommon cause is a spasm of a coronary artery that stops blood flow. (msdmanuals.com)
  • coronary artery Either of the 2 main arteries that supply the tissues of the heart with oxygen-rich blood. (zlibrary-global.se)
  • The term coronary artery is also applied to any of the arteries that branch off from the main coronary arteries, such as the left circumflex artery and the left anterior descending artery. (zlibrary-global.se)
Emboli3
  • To test the hypothesis that the occurrence of postdive arterial gas emboli is related to brain lesions on MRI, we measured postdive intravascular bubbles in a subset of 15 divers 30 min after open water scuba dives. (who.int)
  • Emboli is the plural of embolus, a word that comes from the Greek "embolos" meaning a â ¦ An arterial embolism is a blood clot that has travelled through your arteries and become stuck. (accboise.com)
  • The plural of embolism is emboli. (accboise.com)
Peripheral2
  • Many different studies have looked at the benefits of HBOT on peripheral artery disease and atherosclerosis. (nationalhyperbaric.com)
  • Peripheral refers to outside of the heart, so peripheral artery disease affects those blood vessels outside of the heart, that supply blood to the arms and legs. (nationalhyperbaric.com)
Infarction3
  • The distribution of gas is variable and extensive cerebral infarction , often in a watershed distribution , maybe the only visible change. (radiopaedia.org)
  • MRI is primarily used to evaluate the complications of cerebral air embolism (infarction) rather than to detect the air directly. (radiopaedia.org)
  • ST-elevation myocardial infarction: Management of ST-elevation myocardial infarction (STEMI) for the lysis of thrombi in coronary arteries. (medicine.com)
Cardiac3
  • The most common injuries and causes of death were drowning or asphyxia due to inhalation of water, air embolism and cardiac events. (wikipedia.org)
  • Echocardiography: Cardiac sources of embolism, including endocarditis and myxomas, may be visualized in cases of infectious or neoplastic aneurysms. (medscape.com)
  • [ 6 ] A sudden drop in EtCO 2 without a change in ventilation status may herald a change in carbon dioxide return to the lungs as a consequence of pulmonary embolism (PE) or decreased cardiac output. (medscape.com)
Venous circulation2
  • Carbon dioxide (CO 2 ) gas was used as a contrast agent in the venous circulation in the 1950s and 1960s to delineate the right heart for evaluation of suspected pericardial effusion. (medscape.com)
  • Cerebral Venous Gas Embolism (CVGE) is an equally dangerous variant of gas embolism with gas bubbles preferentially entering the cerebral venous circulation under certain circumstances, rather than following the flow of blood to the right side of the heart. (hyperbaric.im)
Tissues1
  • During a dive, the body tissues absorb nitrogen (and/or other inert gases) from the breathing gas in proportion to the surrounding pressure. (dan.org)
Consequence3
  • Arterial gas embolism is also frequently cited as a cause of death, and it, too, is the consequence of other factors leading to an uncontrolled and badly managed ascent, possibly aggravated by medical conditions. (wikipedia.org)
  • The issue of overdiagnosis of pulmonary embolism, a potential consequence of overtesting, has been less explored. (accboise.com)
  • A consequence of cerebral aneurysm, aneurysmal subarachnoid hemorrhage (SAH) has devastating consequences. (medscape.com)
Oxidative stress1
  • Nec-1 pre-treatment markedly reduced inflammatory cytokines and inhibited cerebral necroptosis, but failed to significantly suppress cerebral oxidative stress. (dhmjournal.com)
Symptoms3
  • Symptoms and signs of Gas Embolism, or the presence of bubbles of air or any other gas in the circulation, varies widely and its consequences range from mild discomfort (seen as microbubbles in some cases of decompression illness) to causing rapid death, particularly when caused by various invasive medical/surgical procedures, but occasionally also seen as diving accidents. (hyperbaric.im)
  • 2 of the most serious conditions caused by an embolism are: The symptoms of an embolism depend on the particular type of embolism involved. (accboise.com)
  • Seek immediate medical care (call 911) if you, or someone you are with, have any of these life-threatening symptoms of pulmonary embolism including: Fat particles can also sometimes develop following severe burns or as a complication of bone surgery. (accboise.com)
Vessels1
  • Upon entering the vascular system, gas bubbles follow the blood stream until they obstruct small vessels. (hyperbaric.im)
Veins2
Spinal2
  • CO 2 should not be used as an arterial contrast agent in sites above the diaphragm because of the risk of gas embolism of the spinal, coronary, and cerebral arteries. (medscape.com)
  • The spinal cord and brain are usually affected, causing numbness, paralysis, impaired coordination and disorders of higher cerebral function. (dan.org)
Echocardiography2
  • We reviewed the incidence and outcome of all cases of upper and lower limb embolism surgically treated in our vascular unit, from January 2001 to June 2006, to assess the role of transthoracic and transesophageal echocardiography in defining the source of the embolus. (sagepub.com)
  • 3 Bedside echocardiography, used mainly in hemodynamically unstable patients, permits detection of impaired right heart function such as tricuspid regurgitation, dilatation of right ventricle and atrium, paradoxical septal motion, and widening of the pulmonary artery diameter. (diagnosticimaging.com)
Right-to-le2
  • BACKGROUND: Recent studies suggest that healthy sport divers may develop clinically silent brain damage, based on the association between a finding of multiple brain lesions on MRI and the presence of right-to-left shunt, a pathway for venous gas bubbles to enter the arterial system. (who.int)
  • Previous reports show a high association of inner-ear DCS with persistent foramen ovale (PFO), suggesting that a moderate-to-severe right-to-left shunt might represent a major predisposing factor, and more properly de fi ning it as an event from arterial gas embolism (AGE). (who.int)
Paradoxical1
  • Pulmonary AVM is the most dangerous localisation of HHT because of the risk of paradoxical septic embolism. (bmj.com)
Chest Pain1
Fracture1
  • Risk of a fat embolism is greatest in the first 48 hours after the fracture of a long bone. (rnpedia.com)
Circulation4
  • CONCLUSIONS: Our data support the theory that right-to-left shunts can serve as a pathway for venous gas bubbles into the arterial circulation. (who.int)
  • AGE occurs when bubbles enter arterial circulation, traveling through the arteries and potentially causing tissue damage by blocking blood flow at the small vessel level. (dan.org)
  • This injury, called pulmonary barotrauma, involves release of gas bubbles into the arterial circulation. (dan.org)
  • Since the brain receives the highest proportion of blood flow, it is the main organ in which bubbles may interrupt circulation if they become lodged in small arteries. (dan.org)
Potentially1
Stroke1
  • Patients with atrial fibrillation (AF) have been identified to have progressive cerebral disease manifested by magnetic resonance imaging (MRI)-detected lesions in formally asymptomatic patients 7 .Thromboembolic stroke remains the most devastating complication of AF. (jafib.com)
Symptom1
Abscesses1
Pathophysiology2
  • Cerebral infarctions caused by iatrogenic air embolism during endovascular interventions are a known risk, but the underlying pathophysiology remains largely unclear. (bmj.com)
  • Through a better understanding of the pathophysiology of iatrogenic air embolism, prophylactic and therapeutic strategies can be developed based on these findings. (bmj.com)
Fistula1
  • 3. Lempel J, Jozwik B, Manfredi C, Shih A. Cerebral Air Embolism: A Result of Atrioesophageal Fistula. (radiopaedia.org)
Arterial gas1
Inert1
  • Helium is an odourless and colourless inert gas that is inflammable. (de-intensivist.nl)
Arise1
Obstruction1
  • An embolism is an obstruction in a blood vessel due to a blood clot or other foreign matter that gets stuck while traveling through the bloodstream. (accboise.com)
Aneurysm1
  • however, if the gas is trapped in a large abdominal aneurysm, it may persist, allowing gas exchange between the CO 2 and nitrogen in the blood. (medscape.com)
Vascular1
  • Now, with the availability of high-resolution DSA and a reliable gas delivery system, CO 2 angiography has become widely used for vascular imaging and endovascular procedures. (medscape.com)
Interventions1
  • Background Cerebral infarctions resulting from iatrogenic air embolism (AE), mainly caused by small air bubbles, are a well-known and often overlooked event in endovascular interventions. (bmj.com)
Angiography1