نتایج جستجو برای: echogenicity
تعداد نتایج: 1208 فیلتر نتایج به سال:
Background It is important to find a predictor for the course of Idiopathic Nephrotic Syndrome for better planning of treatment. Renal cortical echogenicity in ultrasonography has been postulated as a marker for the course of renal disease. The present study aimed at evaluating the relationship between renal cortical echogenicity and the course...
INTRODUCTION AND OBJECTIVES Echographic studies of the composition of atheromatous plaque make use of the median gray level, which provides an overall measure of echogenicity. We propose adding an additional dimension to this approach by dividing the lesion into layers and generating a curve that shows the variation in echolucency with depth. METHODS Femoral and carotid plaque in asymptomatic...
Purpose: Renal ultrasonography has been widely used in children with renal disease. However, the relationship of renal echogenicity with renal pathology and function in children is not well known. Method: Ultrasound examination was performed in 75 patients undergoing renal biopsy for suspected renal disease in Konkuk University Medical Center from August 2005 to November 2015. We compared renal...
Results: Participants with decreased echogenicity (n=379) had a higher mean serum TSH (1.65 mU/L) compared with subjects with normal echogenicity (1.21 mU/L; P<0.0001). The association was stronger in subjects with markedly decreased echogenicity (4.20 mU/L; P<0.0001). A similar association was seen when the subjects were divided into subgroups according to the level of TSH: more subjects with ...
OBJECTIVE Patients with overt hypothyroidism show decreased echogenicity of the thyroid at ultrasonography (US). The aim of this study was to investigate the association between echogenicity of the thyroid/irregular echo pattern, and thyroid function in the general population, i.e. subjects without overt thyroid disease. DESIGN A cross-sectional investigation of 4649 randomly selected adult s...
Because it detects discrete changes in tissue density, ultrasound allows an early diagnosis of physiologic changes, especially when dealing with subclinical changes. aimed to evaluate the use quantitative analysis gray scale images ovine testicles as a method for testicular caused by heat stress. Testicles from ten were insulated and then evaluated regarding echogenicity, echotexture, anatomica...
Quantitative measurements of renal echogenicity using a graphic program show close correlation with renal histology in adult patients, but this has neither been applied in pediatric patients nor correlated with glomerular filtration rate (GFR). To determine the direct relationship between echogenicity and GFR, we retrospectively analyzed 91 patients with a solitary functioning kidney under the ...
OBJECTIVE Lymphoedema involves swelling, especially in the subcutaneous tissues. For lymphoedema management to be successful, it is necessary to remove the interstitial fluid. Subcutaneous echogenicity may be associated with interstitial fluid, but echogenicity is not an indicator for the evaluation of management because we do not directly compare echogenicity with the interstitial fluid. We ai...
Ultrasonography (US) is useful for visual detection of edematous tissues to assess subcutaneous echogenicity. However, visualization of subcutaneous echogenicity is interpreted differently among operators because the evaluation is subjective and individual operators have unique knowledge. This study objectively assessed leg edema using US with a gel pad including fat for normalization of echoge...
OBJECTIVE To evaluate in a systematic review and meta-analysis model the effect of statin therapy on carotid plaque echogenicity assessed by ultrasound. METHODS We have systematically searched electronic databases (PubMed, MEDLINE, EMBASE and Cochrane Center Register) up to April, 2015, for studies evaluating the effect of statins on plaque echogenicity. Two researchers independently determin...
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