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Topic: Ischemia



  
 Silent Ischemia - Texas Heart Institute Heart Information Center
Ischemia is a condition where the flow of oxygen-rich blood to a part of the body is restricted.
Cardiac ischemia refers to lack of blood flow and oxygen to the heart muscle.
But researchers have found that if you have episodes of noticeable chest pain, you may also have episodes of silent ischemia.
http://www.tmc.edu/thi/silent.html   (570 words)

  
 INTESTINAL ISCHEMIA - Patients - American College of Gastroenterology
Intestinal ischemia is the term used to describe the result of a variety of disorders all of which ultimately reflect a state of insufficient blood flow to the small intestine, the colon, or both -- collectively referred to as the intestines.
The most common cause of ischemia from venous obstruction is a thrombus which, as it interferes with return of blood flow from the intestines, produces intestinal congestion, and resulting intestinal swelling and thickening, as well as bleeding.
There has been extraordinary progress, however, in medical understanding of intestinal ischemia over the past 50 years; a growing number of physicians now recognize the opportunity to diagnose intestinal ischemia early, thereby improving the outcomes for their patients.
http://www.acg.gi.org/patients/gihealth/ischemia.asp   (2419 words)

  
 Cardiac Ischemia Recovery & Prevention
Ischemia is often the cause of chest pain known as angina pectoris (AN' jih-nah or an-JI' nah PEK' tor-is).
Ischemia (is-KE' me-ah) is a condition that occurs when blood flow and oxygen are kept from a particular part of the body.
Cardiac ischemia is the name for this condition when the heart is the body part targeted.
http://www.cardiacischemia.com   (357 words)

  
 VascularWeb: Mesenteric Ischemia
The goal of treatment for mesenteric ischemia (both chronic and acute) is to re-open the artery to allow adequate blood flow to reach your intestine to allow it to work properly.
Narcotic pain medications may not adequately alleviate the pain that is associated with mesenteric ischemia.
Ischemia occurs when your blood cannot flow through your arteries as well as it should, and your intestines do not receive the necessary oxygen to perform normally.
http://www.vascularweb.org/_CONTRIBUTION_PAGES/Patient_Information/NorthPoint/Mesenteric_Ischemia.html   (1403 words)

  
 Effects of pharmacotherapy and training on recovery after cerebral ischemia in rats
The recovery after focal cerebral ischemia was assessed by behavioral outcome in different tests measuring sensorimotor (limb-placing, beam-walking, foot-slip and staircase tests) and cognitive (water-maze test) functions.
Focal cerebral ischemia was used to attain a more clinically relevant model of stroke, since the major human strokes are focal.
Focal cerebral ischemia was used to attain better clinically relevant model of stroke, since major human strokes are focal.
http://www.uku.fi/neuro/58the.htm   (17250 words)

  
 eMedicine - Myocardial Ischemia : Article by Michael E Zevitz, MD
Epidemiological studies of sudden death, as well as clinical and postmortem studies of patients with silent myocardial ischemia and studies of patients with chronic angina pectoris, suggest that many patients with extensive coronary artery obstruction never experience angina pectoris in any of its recognized forms (ie, stable, unstable, variant).
When monitored, patients with this form of silent ischemia exhibit some episodes of ischemia that are associated with chest discomfort and other episodes that are not, ie, episodes of silent (asymptomatic) ischemia.
Background: Myocardial ischemia is a condition in which oxygen deprivation to the heart muscle is accompanied by inadequate removal of metabolites because of reduced blood flow or perfusion.
http://www.emedicine.com/med/topic1568.htm   (12833 words)

  
 ISCHEMIA AND REPERFUSION INJURY IN CRYONICS
The longer the ischemia, the worse is the reperfusion injury to blood vessels due to free-radicals and hemorrhage -- and the greater the chance of "no reflow" (impeded circulation).
Under non-ideal circumstances room-temperature ischemia is often considerably more than 17 minutes.
Under ideal circumstances, however, a cryonics patient experiences little room-temperature ischemia.
http://www.benbest.com/cryonics/ischemia.html   (5381 words)

  
 Ischemia
Symptomatic ischemia is characterized by chest pain called angina pectoris.
The outcome for patients with silent ischemia has not been well established.
New technologies and surgical procedures can prevent angina from leading to a heart attack or TIA from resulting in a stroke.
http://www.healthatoz.com/healthatoz/Atoz/ency/ischemia.jsp   (2693 words)

  
 Prostatitis and Sitting Ischemia
We also demonstrated that in the bladder and urethra the response to field (neurogenic) stimulation is the most sensitive form of stimulation to ischemia.
Neurogenic relaxation of the prostatic tissue was improved by combined treatment with indomethacin and L-arginine in the hypercholesterolemia but not in the chronic prostate ischemia group.
Decreased relaxation of the ischemic tissue to electrical field stimulation appears to involve the nitric oxide pathway.
http://www.chronicprostatitis.com/sitting.html   (1602 words)

  
 Intestinal ischemia
If your doctor suspects intestinal ischemia, he or she may want to conduct a thorough medical evaluation because signs and symptoms of intestinal ischemia can be similar to those of other disorders, such as ulcers, as well as stomach, pancreatic or colon cancer.
Sometimes intestinal ischemia occurs because a portion of your intestine becomes trapped due to a hernia or adhesions from a previous abdominal surgery.
Many of the risk factors for intestinal ischemia are those associated with atherosclerosis and clogging of the mesenteric arteries.
http://www.cnn.com/HEALTH/library/DS/00459.html   (1974 words)

  
 ASM 15(4): Reconstruction for Limb Ischemia
Gintaras Zukauskas, MD, PhD; Henrikas Ulevicius, MD Treatment of critical limb ischemia (CLI) remains one of the most demanding problems of vascular surgery, especially when it is due to multisegmental occlusive arterial disease.
In most cases, when the patient presented with ischemia of the limb due to graft thrombosis, an operation to restore the blood flow was attempted.
Analysis of the data demonstrates that simultaneous multisegmental reconstructions for critical limb ischemia are a safe and effective method of treatment and superior when compared with two-stage surgery.
http://www.kfshrc.edu.sa/annals/154/94128/94128.html   (3245 words)

  
 Mesenteric Ischemia
Acute ischemia must be treated with surgery within hours or the intestines, and possibly the patient, will die.
Many patients do not realize that the pain usually occurs after meals and so do not mention this to their doctor.
(or sudden) mesenteric ischemia occurs when the arteries get so narrow that the blood flow to the intestine is cut off completely.
http://www.vanderbilt.edu/biomag/mesich.htm   (685 words)

  
 Re: Why do you feel the prickly feeling after releasing pressure on a nerve
The reason that ischemia causes paraesthesia is that eliminating a nerve's blood supply changes the excitability of the nerve.
Ischemia causes changes in the excitability of nerve fibers.
Your arm falls asleep not because of the pressure on the nerve, but because the pressure deprives the nerve of its blood supply, a condition called ischemia.
http://www.madsci.org/posts/archives/dec96/850996021.Ns.r.html   (1345 words)

  
 Ischemia Research and Education Foundation, Saving and Extending Lives – Promoting Responsidble Healthcare ...
IREF is an independent, nonprofit, California-based foundation, dedicated to performing quality medical and scientific research with its close affiliate, the Multicenter Study of Perioperative Ischemia (McSPI) Research Group, and other worldwide collaborators, for the purpose of saving and extending lives and promoting responsible healthcare practices.
Ischemia Research and Education Foundation, Saving and Extending Lives – Promoting Responsidble Healthcare Practices
http://www.iref.org   (206 words)

  
 eMedicine - Mesenteric Ischemia : Article by Christopher MB Fernandes, MD
Because the pathologic process is ischemia, the pain initially is of a visceral nature and is poorly localized.
The sine qua non of mesenteric ischemia is a relatively normal abdominal examination in the face of severe abdominal pain.
Background: Mesenteric ischemia is caused by an interruption in blood flow to all or part of the small intestine or the right colon.
http://www.emedicine.com/emerg/topic311.htm   (2052 words)

  
 Mitogen-Activated Protein Kinases and Retinal Ischemia -- Roth et al. 44 (12): 5383 -- Investigative Ophthalmology & ...
There was a significant reduction in overall or inner retinal thickness after ischemia in the vehicle treated group and in the groups treated with either JNK inhibitor.
the retinal response to ischemia, and that ERK is involved in
There was significantly improved recovery of the b-wave at 7 days after ischemia in rats treated with U0126 (to block ERK) and SB203580 (to block p38).
http://www.iovs.org/cgi/content/full/44/12/5383   (5879 words)

  
 N-Acetylcysteine Enhances Hippocampal Neuronal Survival After Transient Forebrain Ischemia in Rats -- Knuckey et al. 26 ...
Effects of intra-ischemic blood pressure on the outcome from 2-vessel occlusion forebrain ischemia in the rat.
The influence of N-acetylcysteine on cardiac function and rhythm disorders during ischemia and reperfusion.
Superoxide dismutase and catalase failed to improve neurologic outcome after complete cerebral ischemia in the dog.
http://stroke.ahajournals.org/cgi/content/full/26/2/305   (3498 words)

  
 Endocytic Pathway Alterations in Human Hippocampus after Global Ischemia and the Influence of APOE Genotype -- McColl ...
Endocytic Pathway Alterations in Human Hippocampus after Global Ischemia and the Influence of APOE Genotype -- McColl et al.
pathway of neurons and glia after global ischemia in humans.
response of the endocytic pathway to global ischemia in
http://ajp.amjpathol.org/cgi/content/full/162/1/273   (4952 words)

  
 Ischemic Cell Death in Brain Neurons -- Lipton 79 (4): 1431 -- Physiological Reviews
of ischemia from the core of the lesion to its outermost boundary,
Hemispheric blood flow 24 h after ischemia was improved by antileukocyte treatment (e.g., Ref. 215).
after global ischemia in dog (291, 756) and rat (606, 931).
http://physrev.physiology.org/cgi/content/full/79/4/1431   (11036 words)

  
 Neuronal Death/Survival Signaling Pathways in Cerebral Ischemia -- Sugawara et al. 1 (1): 17 -- NeuroRx
Liposome-entrapped superoxide dismutase reduces cerebral infarction in cerebral ischemia in rats.
Neuronal Death/Survival Signaling Pathways in Cerebral Ischemia -- Sugawara et al.
focal/global ischemia in rodents, have been thoroughly studied
http://www.neurorx.org/cgi/content/full/1/1/17   (4829 words)

  
 Ischemia-Reperfusion-induced Lung Injury -- de Perrot et al. 167 (4): 490 -- American Journal of Respiratory and ...
Ischemia is characterized by the absence of blood flow into
This phenomenon can occur in the lung when alveolar oxygen tension
injury in a dog model of warm ischemia (102, 103).
http://ajrccm.atsjournals.org/cgi/content/full/167/4/490   (8962 words)

  
 Cardiac Ischemia - Page 1 - HeartCenterOnline:
Cardiac ischemia is a situation in which the blood flow inside a
However, many episodes of ischemia do not have any associated symptoms (silent ischemia).
The most common cause of cardiac ischemia is plaque build–up in the
http://heart.healthcentersonline.com/cholesterol/cardiacischemia.cfm   (377 words)

  
 Ischemia definition - Medical Dictionary definitions of popular medical terms
Ischemia definition - Medical Dictionary definitions of popular medical terms
Peripheral Vascular Disease - Peripheral vascular disease (PVD) refers to diseases of the blood vessels (arteries and veins) located outside the heart and brain.
MedicineNet Home > MedTerms medical dictionary A-Z List > Ischemia
http://www.medterms.com/script/main/art.asp?articlekey=4052   (204 words)

  
 CAS CLASSES
BRAIN, MR STUDIES,BRAIN, ISCHEMIA, CEREBRAL BLOOD VESSELS, THROMBOSIS
http://www.med.univ-rennes1.fr/cerf/iconocerf/N   (1022 words)

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