نتایج جستجو برای: اسکن mibi
تعداد نتایج: 2527 فیلتر نتایج به سال:
The breast cancer is common in females.Early detection with safe , convenient , noninvasive and accessible diagnostic tools are important. X- ray mammography is still the first choice imaging for breast cancer, but has low specificity and limited value in dense breast and surgically scarred breasts. In recent years , MIBI scintimammography has been used for this purpose. The...
Intracompartmental pressure monitoring remains the primary method of diagnosing chronic compartment syndrome. MIBI perfusion imaging is widely available and offers a radionuclear imaging technique for diagnosing this condition. Although the results are not identical with those from pressure monitoring, MIBI may offer a useful screening test for this condition.
مقدمه انجام عمل جراحی در ناحیة گردن، مانند اعمال مربوط به غده تیروئید، عمل جراحی مجدد را به علت پاتولوژی پاراتیروئید بسیار دشوار میسازد، لذا تشخیص قبلی و انجام همزمان هر دو عمل از لحاظ کاهش شیوع بیماری، سهولت عمل و نیز کاهش هزینهها بسیار سودمند میباشد. روش کار این مطالعه توصیفی بر کلیه بیماران نیازمند به جراحی تیروئید در بخش جراحی بیمارستان امام رضا (ع) و امید از بهمن ماه 1382 لغایت بهمن ماه 13...
Myocardial imaging with thallium 201 has proven to be an important clinical procedure to assess the severity of the myocardial ischemic insult. Uptake of 201Tl is related to perfusion to and extraction by intact myocardium. Recently, a newer group of agents based on 99mTc alkyl isonitriles has been developed and appears promising for myocardial imaging. Although the distribution of this new age...
Despite using various kinds of prognostic indicators, it is still not possible to predict the biological behavior of breast cancer in all patients. Tc-99m-sestaMIBI (MIBI) uptake determined by breast scintigraphy and cadherin expression of tumor tissue revealed by immunohistochemistry are suggested as potential agents for this purpose. We hypothesize that there can be a correlation between MIBI...
This work analyzes the reliability of radiochemical purity control method of99mTc-MIBI used in nuclear medicine services and influence greater presence impurities diagnostic quality obtained images.
The aim of this study was to correlate the uptake of 99mTc-methoxy-isobutyl-isonitrile (MIBI) with ultra-structural features of parathyroid adenomas. Twenty patients with proven primary hyperparathyroidism were evaluated prospectively. Preoperative double-phase 99mTc-MIBI scintigraphy was performed in all patients and the degree of tracer uptake by the parathyroid lesions was assessed visually ...
(99m)Tc-Tetrofosmin ((99m)Tc-TF) and (99m)Tc-Sestamibi ((99m)Tc-MIBI) are SPECT tracers that have been used for brain tumor imaging. Tumor's multidrug resistance phenotype, namely, P-glycoprotein (p-gp), and the multidrug resistance related proteins (MRPs) expression have been suggested to influence both tracers' uptake. In the present study we set out to compare (99m)Tc-TF and (99m)Tc-MIBI upt...
INTRODUCTION Recently, minimally invasive parathyroidectomy (MIP) has been developed and is gaining popularity among surgeons. For this reason, preoperative localization is playing an important role to detect the precise location of the affected gland and to increase the success rate. MATERIAL AND METHODS From June 2007 to June 2011, 56 consecutive patients (11 men and 45 women) with primary ...
Two radiopharmaceuticals, Tc-99m-MIBI (MIBI) and Tc-99m-Tetrofosmin (Tfos), are currently used for in vivo non-invasive monitoring of the MultiDrug Resistant (MDR) status of tumours. As gliomas are highly multidrug resistant, it is expected that the tracers would be poorly retained in those cells, but the in vivo and in vitro studies to date have shown that Tfos was highly retained in malignant...
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