نتایج جستجو برای: ultrasonography parameters

تعداد نتایج: 620074  

Journal: :Radiologia 2015
C Sebastià O Gomez R Salvador L Buñesch R Garcia C Nicolau

OBJECTIVE To determine the usefulness of various parameters based on T2-weighted fetal magnetic resonance (MR) imaging measurements of the uninvolved lung for the neonatal prognosis of congenital diaphragmatic hernia (CDH). MATERIAL AND METHODS We used ultrasonography and MR imaging to study 28 fetuses with CDH. We retrospectively analyzed a) on fetal ultrasonography, the observed-to-expected...

2011
Julia Gregorio Calas André Victor Alvarenga Bianca Gutfilen

Objective: To assess the performance of morphometric parameters calculated from breast lesion contours at ultrasonography, in the quantification of morphological features and in the distinction among BI-RADS categories 2, 3, 4 and 5. Materials and Methods: The present casuistry included 40 cases, with orthogonal imaging of patients submitted to surgery. Based on the lesions segmentation, the fo...

Journal: :Hepatology 1994
J F Platt J H Ellis J M Rubin R M Merion M R Lucey

Hepatorenal failure, a well-recognized complication of established liver disease, is characterized by early renal hemodynamic changes (vasoconstriction) before clinically recognized kidney disease. This renal vasoconstriction (increased renal vascular resistance) should be detectable noninvasively by Doppler ultrasonography. We studied whether renal Doppler ultrasonography detects abnormalities...

2014
Jarosław Leszczyszyn

It is estimated that 3.4% of patients qualified for cholecystectomy due to cholelithiasis have a coexisting choledocholithiasis. For decades, endoscopic ascending retrograde cholangiopancreatography has been the golden diagnostic standard in cases of suspected choledocholithiasis. The method is associated with a relatively high rate of complications, including acute pancreatitis, the incidence ...

2017
Pochamana Phisalprapa Siripen Supakankunti Phunchai Charatcharoenwitthaya Piyaporn Apisarnthanarak Aphinya Charoensak Chaiwat Washirasaksiri Weerachai Srivanichakorn Nathorn Chaiyakunapruk

BACKGROUND Nonalcoholic fatty liver disease (NAFLD) can be diagnosed early by noninvasive ultrasonography; however, the cost-effectiveness of ultrasonography screening with intensive weight reduction program in metabolic syndrome patients is not clear. This study aims to estimate economic and clinical outcomes of ultrasonography in Thailand. METHODS Cost-effectiveness analysis used decision t...

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