Results 71 to 80 of about 39,694 (240)

99mTc sestamibi scintimammography [PDF]

open access: yes, 2004
Summary Aim: Investigation of the diagnostic role of technetium-99m methoxyisobutylisonitrile (99mTc sestamibi) scintimammography in non-palpable, suspicious breast lesions described as microcalcification, mass and increased density using ...
R. Bekis   +13 more
core   +1 more source

Diagnostic performance of ultrasonography, dual-phase 99mTc-MIBI scintigraphy, early and delayed 99mTc-MIBI SPECT/CT in preoperative parathyroid gland localization in secondary hyperparathyroidism

open access: yesBMC Medical Imaging, 2020
Background Secondary hyperparathyroidism (SHPT) usually requires parathyroidectomy when drug regimens fail. However, obtaining an exact preoperative map of the locations of the parathyroid glands is a challenge.
Rongqin Zhang   +7 more
doaj   +1 more source

Quantitative Dual‐Energy CT Perfusion Versus SPECT/CT V/Q Scintigraphy for Preoperative Lung Function Assessment: A Prospective Cohort Study

open access: yesJournal of Medical Imaging and Radiation Oncology, EarlyView.
ABSTRACT Introduction Accurate preoperative physiological assessment is critical for high‐risk patients undergoing lung resection to predict postoperative lung function. This study compared quantitative dual‐energy CT (DECT) perfusion with SPECT/CT for lobar perfusion mapping in an at‐risk oncological cohort.
Jack Edward Liu   +6 more
wiley   +1 more source

99mTc(CO)3+ - gansiklovir [PDF]

open access: yes, 2011
Bu çalışmanın amacı; timidin kinaz (TK) enzimine seçici antiviral özelliği bilinen gansiklovirin 99mTc(CO)3 + koru ile radyoişaretlenmesi ve bu kompleksin biyolojik davranışının in vitro ve in vivo olarak incelenmesidir.
Gedik, Buket
core  

Toward stable N4-modified neurotensins for NTS1-receptor-targeted tumor imaging with 99mTc [PDF]

open access: yes, 2006
A series of Gly-neurotensin(8-13) analogues modified at the N-terminus by acyclic tetraamines (Demotensin 1-4) were obtained by solid-phase peptide synthesis techniques.
Maina, Theodosia   +6 more
core   +1 more source

99mTc-melfalan [PDF]

open access: yes, 2012
Bu çalışmanın amacı; bifonksiyonel alkilleyici ajanlar sınıfında yer alan nitrojen mustardların önemli bir analoğu olan melfalan (L-PAM)'ın 99mTc ile radyoişaretlenmesi ve oluşan yeni kompleksin biyolojik etkinliğinin in vitro ve in vivo olarak ...
Altan, Şerife
core  

Comparative Evaluation of Renoscintigraphic Properties and Plasma Clearance of 99mTc-DADS (99mTc-N,N‘ -bis/Mercaptoacetamido Ethylenediamine), 99mTc-DTPA and 131I-o-Hippuran [PDF]

open access: yes, 1983
Plasma clearance of 99mTc-N,N’-bis (1,2-mercaptoacetamido) ethylenediamine (DADS), 99mTc-DTPA and 131I-o-hippuran (OIH) was determined in rabbits from blood-concentration decay curves after single i. v. injection of the compounds.
M. Surma   +4 more
core   +1 more source

Influence of Different Parameters on the Labeling Efficiency of Technetium-99m Radiopharmaceuticals: Kuwait Nuclear Medicine Departments Experiences

open access: yesMedical Principles and Practice
Objectives: The objective of this study was to evaluate the effects of temperature, light, pH, reducing agents, oxygen, dilution, syringe material, solvents, and operator differences on the labeling efficiency of 99mTc-radiopharmaceuticals ...
Fatma J. Al-Saeedi   +4 more
doaj   +1 more source

The Evolution in Understanding the Physiological Causes of Dyspnoea in Large Hiatal Herniation: A Narrative Review

open access: yesANZ Journal of Surgery, EarlyView.
ABSTRACT Background The symptomatology of large hiatus hernia (LHH) has been historically poorly understood, with cardiorespiratory symptoms caused by LHH being underappreciated by clinicians. This study reports on the mechanisms of dyspnoea in LHH through a historical review of symptoms and evolved physiological literature, discussing likely causation.
Arunan Mahendravarman   +2 more
wiley   +1 more source

Optimizing Parathyroid Localization in Real Life: The Role of Expert‐Performed Ultrasonography

open access: yesClinical Endocrinology, EarlyView.
ABSTRACT Objective To evaluate the accuracy of expert‐performed ultrasonography (US) for preoperative localization in minimally invasive parathyroidectomy (MIP) compared with community US and other imaging modalities. Study Design Retrospective cohort study. Setting Tertiary referral center for endocrine surgery.
Tzahi Yamin   +6 more
wiley   +1 more source

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