Results 131 to 140 of about 1,351,947 (296)

Accuracy Of Colour Doppler Ultrasonography In Differentiating Benign From Malignant Thyroid Nodules

open access: yesPakistan Journal of Medicine and Dentistry
Background: The prevalence of thyroid nodular disease is commonly found in iodine deficient areas. Majority of these nodules are benign and less than 5% of thyroid nodules being malignant. High resolution Ultrasonography is primary modality of choice
Mahesh kumar   +3 more
doaj  

Periodontitis and its association with left ventricular geometry and function: A cross‐sectional study

open access: yesJournal of Periodontology, EarlyView.
Abstract Background This study investigated the cross‐sectional association between periodontal status and left ventricular (LV) geometry and function, an early and prognostically relevant marker of cardiovascular disease. Methods Data were drawn from two population‐based cohorts in the Study of Health in Pomerania (SHIP): SHIP‐START‐2 (N = 2333) and ...
Maja Trost   +8 more
wiley   +1 more source

Color Duplex Doppler Ultrasonography of the Central Retinal Artery in Normals

open access: yes, 1991
Blood flow characteristics of the intra-optic nerve central retinal artery were evaluated with color duplex Doppler ultrasonography. In this study we used color duplex Doppler to investigate the patterns of blood flow for normal human eyes and to test ...
Robert N. Brems, MS; Shalom E. Kelman, MD; John Kim; Michael P. Ully, MD; H. Frederic Perell
core  

Portal vein peak systolic velocity is a useful noninvasive predictor of high‐risk varices in biliary atresia

open access: yesJournal of Pediatric Gastroenterology and Nutrition, EarlyView.
Abstract Objectives Portal vein (PV) flow velocity is considered an indicator of portal hypertension. However, few studies have evaluated the predictive performance of PV flow velocity for high‐risk varices (HRV) in children with biliary atresia (BA). In this study, we evaluated the predictive performance of PV peak systolic velocity (PSV) for HRV in ...
Tomoya Fukuoka   +8 more
wiley   +1 more source

Using ultrafast angio planewave ultrasensitive and conventional doppler imaging techniques to assess intramuscular blood perfusion in older adults

open access: yesBMC Medical Imaging
Background Microvascular ultrasound imaging techniques such as Angio PLanewave UltraSensitive (Angio-PL.U.S.) have been used to detect microvascular blood flow in various organs and tissues. However, the advantage of Angio-PL.U.S.
Tiev Miller   +3 more
doaj   +1 more source

Intestinal ultrasound versus magnetic resonance enterography for detecting small bowel Crohn's disease in children

open access: yesJournal of Pediatric Gastroenterology and Nutrition, EarlyView.
Abstract Objectives In Crohn's disease (CD), magnetic resonance enterography (MRE) is used to assess small bowel disease activity. Intestinal ultrasound (IUS) is a less invasive, cheaper and more easily accessible imaging modality in CD. This study assesses the diagnostic accuracy of IUS versus MRE and defines an optimal bowel wall thickness (BWT) cut ...
Johanna M. B. W. Vos   +11 more
wiley   +1 more source

Ultrasound findings associated with neonatal acute liver failure secondary to gestational alloimmune liver disease: A case series

open access: yesJPGN Reports, EarlyView.
Abstract Objectives Gestational alloimmune liver disease is the leading cause of neonatal acute liver failure, hypothesized to emerge from maternal exposure to an antigen that is expressed on fetal hepatocytes, resulting in maternal‐fetal alloimmune attack and activation of the complement cascade.
Naseem Ravanbakhsh   +6 more
wiley   +1 more source

Assessment of Consistency Rate of Clinical Grading of Varicocele and Sonography Findings

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, 2011
BACKGROUND AND OBJECTIVE: Varicocele is cited as one of the most common treatable causes of male factor infertility. Diagnosis of varicocele is based on physical examination and also sonography and venography.
M Nabahati   +3 more
doaj  

Differentiating benign from malignant ovarian tumors by means of color doppler ultrasonography, gray-scala ultrasonography and serum CA 126 levels

open access: yes, 2003
Amaç: Gri-skala ultrasonografi, renkli Doppler ultrasonografi ve serum Ca 125 seviyesinin över kitlelerinin benign-malign ayırımında etkinliğini belirlemek.

core  

Ultra‐High Frequency Ultrasound Imaging and Quantification of Microvascular Flow in Xenograft Renal Cell Carcinoma in an Avian Chorioallantoic Membrane Model

open access: yesJournal of Ultrasound in Medicine, EarlyView.
Patient‐derived xenograft (PDX) tumor models initiated in avian chorioallantoic membranes (CAM) are under investigation to evaluate the effectiveness of therapeutic options with the objective of personalizing treatments. CAM PDXs paired with ultra‐high frequency ultrasound (UHFUS) imaging could potentially constitute prospective high throughput assays ...
Sara Mar   +5 more
wiley   +1 more source

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