Ultrasound imaging artifacts of acoustic origin relating to resolution, propagation path, and
attenuation are reviewed. Lateral and axial resolution limitations are artifactual in nature …

Two-dimensional transthoracic echocardiography is the most widely used noninvasive
imaging modality for the evaluation and diagnosis of cardiac pathology. However, because …

Objective: To evaluate the incidence and symptoms of and risk factors for biliary sludge and
gallstones during pregnancy and to assess the natural history of these conditions in the first …

Purpose Percutaneous spinal needle insertion procedures often require proper identification
of the vertebral level to effectively and safely deliver analgesic agents. The current clinical …

Acute kidney injury (AKI) is a risk factor for the development of chronic kidney disease
(CKD). One mechanism for this phenomenon is renal microvascular rarefaction and …

Breast ultrasound tomography has the potential to improve the cost, safety, and reliability of
breast cancer screening and diagnosis over the gold-standard of mammography. Vital to …

BACKGROUND: Radial artery cannulation is extremely challenging in neonatal patients.
Herein, we compared the success rate of the modified dynamic needle tip positioning short …

Two-dimensional echocardiography underestimates left ventricular volume compared with
cineventriculography. To exclude the influence of difference in heart rate, blood pressure …

Thirty years ago, use of Doppler ultrasound (US) was limited to the vascular laboratory and
was mainly used to interrogate the carotid arteries. Today, Doppler US has pervaded all of …

Imaging artifacts commonly occur during routine ultrasonographic evaluation of patients and
contribute to image inaccuracies. These artifacts are classified into artifacts arising from …