نتایج جستجو برای: magnification
تعداد نتایج: 6513 فیلتر نتایج به سال:
OBJECTIVES The aim of this hospital-based prospective study was to evaluate the diagnostic ability of breast cancer screening in Korean middle-aged women using age, ultrasonography, mammography, and magnification mammography, which are commonly used in most hospitals. METHODS A total of 21 patents were examined using ultrasonography, mammography, and magnification mammography, and their data ...
BACKGROUND Discrimination between neoplastic and non-neoplastic lesions is crucial in colorectal cancer screening. Application of narrow-band imaging (NBI) in colonoscopy visualises mucosal vascular networks in neoplastic lesions and may improve diagnostic accuracy. AIM To compare the diagnostic efficacy of NBI in differentiating neoplastic from non-neoplastic colorectal lesions with diagnost...
Background: Loupes represent a type of magnification and their use can promote higher quality on dental treatment. Besides those advantages magnification can be beneficial for musculoskeletal health maintenance on dental professionals. Aim: This study intends to review the literature in order to verify what has been studied regarding the influence of magnification on work posture of dentists. M...
We describe a method for deriving the linear cortical magnification factor from positional error across the visual field. We compared magnification obtained from this method between normally sighted individuals and amblyopic individuals, who receive atypical visual input during development. The cortical magnification factor was derived for each subject from positional error at 32 locations in t...
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