[PDF] Top 20 Manual OSHA Administracion de Seguridad Y Salud Ocupacional
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An ultrasound transient elastography system with coded excitation
... of ultrasound elasticity technique is to quantitative evaluation of liver, for example, hepatic steatosis, liver fibrosis and ...However, ultrasound-based elastographies cannot provide robust shear wave ... See full document
98
Electronic Design of Compact Power Supply Unit for Various Voltages in Ultrasound Transient Elastography
... The burg sticks provided the selection of high voltages, by changing the resistor divider for varying the output voltage. Since the Pulser requires low voltages (the logic and gate drive voltages) to be given first ... See full document
12
Current Possibilities to Assess the Degree of Liver Fibrosis in Patients with Haemophilia Infected with HCV – Review
... Shear-wave elastography (SWE) is the latest method of assessing the severity of ...one-dimensional transient elastography (TE), it is based on the measurement of the velocity of the induced shear ... See full document
50
Harmonic Cancellation in Switched Mode Linear Frequency Modulated (LFM) Excitation of Ultrasound Arrays
... Abstract—Switched excitation is a convenient alternative to high frequency linear power amplifiers for multi-channel array ...mode excitation signals often contain harmonics that are undesirable in ... See full document
30
Ultrasound Elastography: Review of Techniques and Clinical Applications
... vibration-controlled transient elastography; AUROC: area under the receiver operating characteristic curve; SWS: shear wave speed; HVPG: hepatic venous pressure gradient; FLL: focal liver lesion; LR: ... See full document
55
Assessment of Liver Stiffness among Chronic Hepatitis C Patients after Oral Antiviral Drugs in Zagazig University Hospitals
... by transient elastography and also the variations in indices of fibrosis as determined by APRI, FIB- 4 following HCV treatment with sofosbuvir based ... See full document
5
Ultrasound elastography evaluation of breast masses with fnac and/or histopathological correlation
... on elastography are some of the criteria used for differentiating benign from malignant ...the elastography images, whereas benign lesions deform much more easily and are depicted in green ...of ... See full document
111
Accuracy of Elastography for Differentiation Benign and Malignant Breast Lesions
... Elastography: Elastography was conducted employing a su- perficial transducer, which was connected opposite to the longest diameter of the breast lesion, applying light pressure to avoid dis- tortion of ... See full document
34
Role of ultrasound elastography in the evalation of thyroid nodules with cytological correlation
... uses ultrasound to provide tissue stiffness by measuring the degree of distortion where stiff tissues deform and exhibit less strain than compliant tissues in response to the same applied ...force. ... See full document
2
An ultrasound elastography method for examining the anterior cruciate ligament
... Ultrasound consistently captured the portion of the ACL lying on the tibia plateau, which approximately constitutes the distal third of the ACL (Figure 2). The anterior surface of the ACL could be delineated for ... See full document
22
Original Article Clinical diagnostic value of contrast-enhanced ultrasound combined with ultrasonic elastography in identifying benign and malignant breast tumors
... (conventional ultrasound and mammography) cannot meet the needs of clinical diagnosis of breast cancer and the rate of missed diagnosis or misdiagnosis is relatively ...contrast-enhanced ultrasound combined ... See full document
175
Association between kidney intracapsular pressure and ultrasound elastography
... To our knowledge, no noninvasive technology is avail- able currently to measure kidney intracapsular pressure (KIP) in a clinical setting. Such a device potentially would assist clinicians to identify patients at risk ... See full document
10
Prediction of posthepatectomy liver failure using transient elastography in patients with hepatitis B related hepatocellular carcinoma
... All patients fasted for at least 6 h before receiving LSM examination by transient elastography FibroTouch®. The examination was performed by two trained and certified operators who were blinded to the ... See full document
43
Role of Transrectal Ultrasound and Strain Elastography in the Diagnosis of Prostate Cancer
... time elastography targeted biopsy in men with total prostate specific antigen level between ...real-time elastography and hard areas were defined suspicious for malignancy and were targeted for biopsy with ... See full document
99
Original Article A diagnostic analysis of ultrasound elastography and contrast-enhanced ultrasound in focal liver lesions
... Doppler Ultrasound IU22. The instrument was set at ultrasound contrast ...an ultrasound contrast agent provided as a lyophi- lized powder, was dissolved in 5 mL of normal saline and mixed well to ... See full document
32
Reconstruction of elasticity: a stochastic model-based approach in ultrasound elastography
... data from organ tissue. It is therefore necessary to take the measurement noise effect into account during the recovery procedure. In the past, some of Direct approaches ignore the measurement noise, and their results ... See full document
6
Review of ultrasound elastography quality control and training test phantoms
... both the commercial and scientific literature as to the stiffness values of both the background and target material of this phantom and whether they are representative of those seen clinically in the prostate. In ... See full document
7
Transient elastography-based risk estimation of hepatitis B virus-related occurrence of hepatocellular carcinoma: development and validation of a predictive model
... a transient elas- tography examination at our institution between May 2005 and December ...unreliable transient elastography data, or had insufficient clinical data for statistical ... See full document
20
Review on detection of tumor using Ultrasound Elastography
... A wide variety of approaches can be used determine the elasticity of different tissues based on comparing whole frame raw ultrasound data (radio frequency (RF) data) while changing the external force applied to ... See full document
58
Transient elastography with the XL probe rapidly identifies patients with nonhepatic ascites
... and ultrasound examination in all ...by ultrasound using so-called definite signs of cirrhosis, such as nodular aspect of the liver surface and ...endoscopic ultrasound, endoscopic retrograde ... See full document
11
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