نتایج جستجو برای: tc pertechnetate
تعداد نتایج: 30030 فیلتر نتایج به سال:
Keywords: Tc-99m MUJ591; In-111 capromab pendetide; radioimmunoscintigraphy.
A positivestatic,if dynamicis positive 0.448 0.480 The relationship between cerebral dynamic studies and static brain imaging was evaluated in 200 consecutive patient examinations. The results indicated that the two studies are not independent but are coupled. Cerebral dynamic studies have become a recog nized and helpful first step in the brain scanning pro cedure. Recent description of comput...
The authors report an uncommon finding of hot nodule on Tc-99m sodium pertechnetate thyroid scan in three patients with hypothyroidism. Data indicate that hypothyroidism is secondary to Hashimoto's disease (HD). There was a concordant aspect on I-131 scan in two; a nodular discrepancy (cold nodule with I-131) was associated with the highest microsomal antibodies titer. The findings of thyroid s...
When Tc-99m-sulfur colloid was introduced as an ideal liver-spleen agent in nuclear medicine, many other types of colloids followed by different manufacturers. They hoped to find a suitable colloidal agent, contrary to sulfur colloid, which is easy to use, and less sensitive to the low contamination of aluminum ions. One of this type of colloid agents, is Tc-99-tin-colloid which is prepar...
UNLABELLED Pertechnegas, a variant of technegas, produces similar ventilation images with a much increased clearance rate. This work aims to determine the properties of pertechnegas and its use as a ventilatory agent. METHODS Fourteen men and 11 women were scanned for PE, after pertechnegas ventilation. Six were reimaged with technegas within 1 wk. Studies were reported according to PIOPED cr...
ADVERTISEMENT RETURN TO ISSUEPREVAddition/CorrectionNEXTORIGINAL ARTICLEThis notice is a correctionCorrection to “Identification of the Non-Pertechnetate Species in Hanford Waste Tanks, Tc(I)–Carbonyl Complexes”Wayne W. Lukens*Wayne LukensMore by Wayne Lukenshttp://orcid.org/0000-0002-0796-7631, David K. ShuhDavid ShuhMore Shuh, Norman C. SchroederNorman SchroederMore Schroeder, and Kenneth R. ...
The utilisation of the Na/I symporter (NIS) and associated radiotracers as a reporter system for imaging gene expression is now reaching the clinical setting in cancer gene therapy applications. However, a formal assessment of the methodology in terms of normalisation of the data still remains to be performed, particularly in the context of the assessment of activities in individual subjects in...
Environmental amounts of Tc have been accumulating because of its long half-life of 2.1 × 10 y. This pure β-emitter (Emax= 0.29 MeV) is produced in the fission of U or Pu with a relatively high fission yield of ca. 6%, and it has been released to the environment through nuclear weapons tests and nuclear industries. The quantity of Tc produced by atmospheric nuclear weapon explosions was estimat...
OBJECTIVES Radioiodine (RI) therapy is known to subject cellular components of salivary glands (SG) to oxidative stress leading to SG dysfunction. However, the protective effects of antioxidants on RI-induced SG damage have not been well investigated. The authors investigated the morphometric and functional effects of epigallocatechin-3-gallate (EGCG) administered prior to RI therapy and compar...
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