Results 11 to 20 of about 1,330,081 (158)

Developments in target micro-doppler signatures analysis: radar imaging, ultrasound and through-the-wall radar [PDF]

open access: yes, 2013
Target motions, other than the main bulk translation of the target, induce Doppler modulations around the main Doppler shift that form what is commonly called a target micro-Doppler signature.
Soraghan, J. J.   +5 more
core   +5 more sources

Acousto-optic frequency switching for single-camera planar Doppler velocimetry [PDF]

open access: yes, 2001
A single-camera Planar Doppler velocimetry system has been demonstrated, in which illumination beams at two closely-spaced optical frequencies are derived from a single Argon-ion laser.
Nobes, David S.   +5 more
core   +1 more source

Transthoracic Color Doppler Ultrasound-Guided Grooved Negative Pressure Drainage Tube Implantation in Pericardial Effusion After Cardiac Surgery

open access: yesBrazilian Journal of Cardiovascular Surgery, 2023
Introduction: Pericardial effusion is a common complication without a standard postoperative effusion treatment after cardiac surgery. The grooved negative pressure drainage tube has many advantages as the emerging alternative for drainage of pericardial
Can Feng, Zhengwen Lei, Peng Xiyang
doaj   +1 more source

Comparative assessment of histopathology of the endometrium with transvaginal sonography, color doppler, and hysteroscopy in perimenopausal bleeding [PDF]

open access: yesNew Indian Journal of OBGYN, 2023
Background: Abnormal uterine bleeding (AUB) is a common gynecological presentation in outpatient clinic, but is often complex and difficult to diagnose.
Medhavi Sharma , Vinod Choudhary
doaj   +1 more source

Conservative management of pubertal segmental testicular infarction associated with epididymitis

open access: yesUrology Case Reports, 2023
Urgent scrotal exploration is performed for segmental testicular infarction (STI) because malignant testicular tumors cannot be ruled out even when STI is suspected on color Doppler ultrasound (US). This report describes the case of a 14-year-old boy who
Hidenori Nishio   +5 more
doaj   +1 more source

Utility of color flow Doppler ultrasound to identify peripheral intravenous catheter position in adult surgical patients

open access: yesSAGE Open Medicine, 2020
Objective: To evaluate color flow Doppler flow ultrasound compared to standard clinical techniques, to detect the intravascular position of peripheral intravenous catheters in adult surgical patients. Methods: A prospective study was conducted in adult (>
Efrain Riveros-Perez   +5 more
doaj   +1 more source

A rare case of OEIS complex –newer approach to diagnosis of exstrophy bladder by color doppler and its differentiation from simple omphalocele

open access: yesIndian Journal of Radiology and Imaging, 2017
The objective of this article is to present a new approach to diagnose and differentiate similar ventral masses by color Doppler. Two cases of ventral masses, a rare case of OEIS complex (Omphalocele-exstrophy-imperforate anus-spinal defects) with ...
Kavita Aneja
doaj   +1 more source

Significance of color doppler ultrasonography in the assessment of pancreatic carcinoma vascular invasion [PDF]

open access: yesVojnosanitetski Pregled, 2006
Background/Aim. It is highly appreciated to provide exact data on vascular invasion of pancreatic carcinoma relying as much as possible on non-invasive diagnostic procedures.
Alempijević Tamara   +4 more
doaj   +1 more source

Efficacy Evaluation on the Color Doppler Ultrasound, Multislice Spiral CT Combined with Serum Markers in Diagnosis of Primary Hepatic Carcinoma

open access: yesIranian Journal of Public Health, 2021
Background: The efficacy of color Doppler ultrasound, multislice spiral CT combined with serum alpha-fetoprotein (AFP) and alpha-fetoprotein heterogeneity (AFP-L3) in the diagnosis of primary hepatic carcinoma was evaluated.
Xiaolan Zhao   +3 more
doaj   +1 more source

The update of ultrasound techniques in diagnosis of inflammatory bowel disease

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2014
Objective: To evaluate the value of conventional abdominal ultrasound and color Doppler in the diagnosis of inflammatory bowel disease (IBD) and its complications.
Mohamed A. Nassef   +2 more
doaj   +1 more source

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