Doppler Sonography
Transcranial color coded Doppler sonography of intracranial aneurysms before and after endovascular occlusion with Guglielmi detachable coils
... in Doppler technology, such as power Doppler and the availability of echo- enhancing agents as contrast media, have facilitated the application of TCCD; however, the greatest draw- back of Doppler ...
9
Case Report Using of transcranial Doppler sonography to guide triple-H therapy in cerebral vasospasm associated with subarachnoid hemorrhage
... transcranial Doppler sonography (TCD) has provided a way of early detecting vasospasm after SAH as soon as possible and could guide the timing of triple-H ...
5
Angle Corrected Imaging Transcranial Doppler Sonography versus Imaging and Nonimaging Transcranial Doppler Sonography in Children with Sickle Cell Disease
... transcranial Doppler sonography mean blood flow velocities obtained with automatic and manual tracings in major cerebral arteries of children with sickle cell ...
6
Color Doppler sonography in penetrating injuries of the neck
... color Doppler sonography can be a sensitive alternative to screening arteriography for identifying arterial injury in patients with penetrating traumatic neck ...color Doppler sonography, and ...
9
Cerebral Arteriovenous Malformations: Diagnostic Value of Echo Enhanced Transcranial Doppler Sonography Compared with Angiography
... power Doppler sonography (EE-TCD), including it ability to assess hemodynamic parameters of the intracranial vasculature, in patients with suspected cerebral arteriovenous malformations (AVMs) and to ...
6
Gray Scale and Power Doppler Sonography in Cases of Kimura Disease
... power Doppler sonography of Kimura dis- ...power Doppler sonograms. On power Doppler sonograms, normal nodes show hilar vascularity (Fig 1) and malignant nodes have a more variable ...
5
Diagnostic accuracy of color Doppler in diagnosis of Hepatocellular carcinoma taking histopathology as gold standard
... color Doppler sonography in the differentiation of hepatocel- lular carcinoma from metastases and hemangioma was investigated in 72 hepatocellular carcinomas (80 lesions), 30 metastases (82 lesions), and 39 ...
6
Click here to download PDF version of the article !
... sides. Doppler sonography is a safe, non-invasive, accurate and less time consuming method of diagnosing carotid ...of doppler sonography in stroke patients through surveillance of various ...
5
Blood Flow Volume Quantification in Internal Carotid and Vertebral Arteries: Comparison of 3 Different Ultrasound Techniques with Phase Contrast MR Imaging
... color Doppler sonography has some important and limiting inher- ent features in visualization of dynamic pulsatile flow in major blood vessels, such as decreased spatial resolution and frame rate, as well ...
7
Value of MR Venography for Detection of Internal Jugular Vein Anomalies in Multiple Sclerosis: A Pilot Longitudinal Study
... Of the 10 patients with MS who underwent the PTA treat- ment, 3 presented with ⱖ 2 venous hemodynamic criteria at the 6-month follow-up and were diagnosed with restenosis. However, we detected at least 1 venous anomaly ...
9
Fulminant listerial infection of the central nervous system in an otherwise healthy patient: a case report
... Typically, it is a biphasic illness with neurologic signs appearing 4 to 5 days after the onset of fever. Mortality exceeds 26%, and serious sequelae are common in survivors [1]. We present a case of listerial CNS ...
5
Evaluation of diagnostic and screening criteria of placenta previa accreta by transabdominal ultrasonography
... Gray-scale sonography, color and/ or power Doppler sonography were performed in all women and the sonograms were reviewed regarding the presence or absence of the following criteria on gray-scale ...
5
Metastatic Adenopathy from Nasopharyngeal Carcinoma: Successful Response to Radiation Therapy Assessed by Color Duplex Sonography
... The largest node with the most prominent vascularity as shown by color Doppler sonography was selected for the study. This node also underwent a pretreatment sonographically guid- ed fine-needle aspiration ...
6
First trimester and midtrimester uterine artery doppler sonography in predicting preeclampsia and IUGR
... After obtaining an optimal waveform, the image has to be freezed when the automatic calculations are displayed. The three waveforms that the machine has chosen to ensure that they are free from substantial noise and that ...
126
The Effect of Contrast Material on Transcranial Doppler Evaluation of Normal Middle Cerebral Artery Peak Systolic Velocity
... Transcranial Doppler sonography is a noninvasive, portable method for evaluating intracranial hemo- ...transcranial Doppler sonog- raphy may also be used to evaluate other entities such as brain ...
5
Age and Sex Variability and Normal Reference Values for the VMCA/VICA Index
... transcranial Doppler sonography (TCD) to detect elevated blood flow velocities as- sociated with narrowing of an intracranial artery has led to extensive application of TCD for the bedside detection and ...
6
Blood Flow Changes Caused by Distal Filter Protection and Catheter Aspiration in the Internal Carotid Artery during Carotid Stenting: Evaluation Using Carotid Doppler Sonography
... Carotid Doppler sonography was systematically performed to assess flow during the following steps of the procedure: filter-device place- ment, aspiration of the blood column, and filter-device ...
6
Three Dimensional Color Doppler Sonography in Carotid Artery Stenosis
... power-Doppler sonography (PDS)–based 3D ...the Doppler angle and the improved visualization of the continuity of blood flow in arterial stenoses (18, ...
6
The encephalopathic neonate: choosing the proper imaging technique
... ler sonography, and, most recently, computed tomo- graphic (CT) angiography are now robust ...and Doppler sonography have already achieved wide popularity, while the growth of CT angiog- raphy has ...
5
Sonographic NASCET Index: A New Doppler Parameter for Assessment of Internal Carotid Artery Stenosis
... of Doppler sonography in substrati- fying patients when compared with cerebral angiog- raphy is that the two methodologies of stenosis measurement rely on different anatomic landmarks of internal reference: ...
8