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Since the mechanism of creatine kinase (CK) leakage induced by beta-adrenoceptor activation remains unclear, we studied the effects of incremental application (10(-9) to 10(-4) M) of isoproterenol (ISP) on the CK efflux from Langendorff-perfused isolated rat hearts under aerobic conditions. Tissue
We studied the relations of intracranial pressure (ICP), creatine kinase (CK) and brainstem auditory evoked potential (BAEP) in 44 patients with traumatic brain edema who were admitted to our hospital from June 1990 to February 1991. There were 30 males and 14 females, with age range from 9 to 67
A study of the alterations in lactate dehydrogenase and creatine kinase isoenzyme patterns in isolated grey and white matter edema fluid and in peripheral blood is described with a view to possible clinical use in severe brain-injury. The breakdown of the blood-brain barrier, caused by the
The experimental model of central pontine myelinolysis--chronic (4-day) hyponatremia induced by daily injections of hypotonic dextrose solutions and vasopressin followed by rapid correction with saline--was used in young fasted and thirsted mice. In normal controls chronic fasting and thirsting
Recent data suggest that DKA may contribute to cognitive impairment in children with type 1 DM. We measured the NAA/Cr ratio in a teenager during and following 2 separate episodes of DKA without clinically apparent cerebral edema. The NAA/Cr ratio decreased during DKA and improved following
The effect of edema on metabolic changes in contrast-enhancing multiple sclerosis lesions was studied by combining quantification of proton MR spectra with segmentation of the volume-of-interest, which was based on biexponential T(2) relaxation. All lesions showed a second component (s(long)) with a
OBJECTIVE
Using neuroimaging, we analyzed the nature of extensive brain lesions in five anti-aquaporin-4 (AQP4) antibody-positive patients with neuromyelitis optica spectrum disorders.
RESULTS
Extensive brain lesions involved white matter in three, and basal ganglia and corpus callosum in one each.
The patient is a 75-year-old man who presented with right arm pain, edema, and erythema. The same manifestations appeared in the other arm 3 weeks later. He also developed fever, acute kidney injury, anemia, and truncal edema. Initial extensive evaluation was unrevealing. He was noted to have
Longitudinal (T1) and transverse (T2) relaxation times of metabolites in human brain tumor, peritumoral edema, and unaffected brain tissue were assessed from point resolved spectroscopy (PRESS) (1)H chemical shift imaging results at different repetition times (TR=1500 and 5000 ms; T1: n=19) and echo
Cyclocreatine (LUM-001), a creatine analog, was evaluated for its nonclinical toxicity in Sprague Dawley (SD) rats. Deionized water as a vehicle control article or cyclocreatine was administered by oral gavage twice daily (approximately 12 ± 1 h apart) at 30, 100 and 300 mg/kg/dose levels in rats up
This study investigates firstly how far cellular edema correlates with parameters of the anaerobic energy turnover independent of the method used for cardiac arrest, and secondly to what extent cellular edema developing during reversible global ischemia is reduced after reperfusion. Canine hearts
OBJECTIVE
This study aimed to determine whether post-conditioning at the time of percutaneous coronary intervention could reduce reperfusion-induced myocardial edema in patients with acute ST-segment elevation myocardial infarction (STEMI).
BACKGROUND
Myocardial edema is a reperfusion injury with
Acute changes in cerebral perfusion and metabolism after subarachnoid hemorrhage (SAH) have been shown to contribute significantly to acute brain injury. The purpose of this study was to examine the effects of moderate hypothermia on the acute changes after massive experimental SAH as evaluated by
Freshwater stingrays are cartilaginous fish with stingers at the base of their tail. The stinger is covered with an epithelium containing mucous and venom glands. Human envenomation usually occurs when a person steps on a stingray hiding in the sand and the fish sinks its stinger into the victim,
This paper reports the clinical and metabolic findings in two sibling sisters born with fetal hydrops and eventually found to have deficient S-adenosylhomocysteine hydrolase (AHCY) activity due to compound heterozygosity for two novel mutations, c.145C>T; p.Arg49Cys and c.257A>G; p.Asp86Gly.