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Tracer Extraction Fraction

Known as: Extraction Fraction 
The probability of a tracer molecule being retained in a tissue once it has entered via the bloodstream. It can be calculated by: (tracer remaining… 
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2011
2011
Preoperative 123 I-iomazenil SPECT imaging predicts cerebral hyperperfusion following endarterectomy for unilateral cervical internal carotid artery stenosis
Purpose: Cerebral hyperperfusion following carotid endarterectomy (CEA) occurs in patients with preoperative impairments in… 
2005
2005
Haemodynamic and metabolic changes following extra-intracranial bypass surgery
SummaryIn order to study the haemodynamic and metabolic changes following bypass surgery, the regional cerebral blood flow (rCBF… 
2005
2005
Differentiating hemodynamic compromise by the OEF response to acetazolamide in occlusive vascular disease.
Identification of increased stroke risk in a population of symptomatic patients with occlusive vascular disease (OVD) is… 
2003
2003
Evaluation of area under curve (Gd) data derived from DCE-MRI time series in brain tumours
Area under the Gd concentration-time curve (a.u.c (Gd)) is used as an alternative to pharmacokinetic model based methods of dyn… 
2001
2001
FK506 attenuates early ischemic neuronal death in a monkey model of stroke.
UNLABELLED FK506 is an immunosuppressive agent that has been reported to have neuroprotective effects in several kinds of rodent… 
1986
1986
Evaluation of the accuracy of steady-state krypton-81m method for calculating right ventricular ejection fraction.
The accuracy of a steady-state 81mKr method for calculating the right ventricular ejection fraction (RVEF) has been examined in… 
1986
1986
Measurement of myocardial fatty acid metabolism: kinetics of iodine-123 heptadecanoic acid in normal dog hearts.
To define the potential of iodine-123 heptadecanoic acid (IHA) for the noninvasive assessment of myocardial fatty acid metabolism… 
1983
1983
Assessment of the [18F]fluorodeoxyglucose kinetic model in calculations of myocardial glucose metabolism during ischemia.
The lumped constant--a term in the operational equation of the Sokoloff tracer kinetic model for deoxyglucose that accounts for… 
1977
1977
Possible explanations for the differences in secretory characteristics between conjugated and free bile acids.
1. The hepatic extraction fraction and maximum excretory rate of conjugated cholate are greater than those of free cholate… 
Review
1965
Review
1965
The measurement of bilharziasis prevalence and schistosomal egg output. Aims and techniques, with an account of a field method.
For bilharziasis prevalence surveys based on excretal examination the two primary requirements are precision and reproducibility… 
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