Results 21 to 30 of about 544,750 (362)

Evaluation of patient doses for routine digital radiography procedures toward establishing an institutional diagnostic reference levels: A case study in Sri Lanka

Journal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract The present study was conducted as part of a comprehensive work to establish National Diagnostic Reference Levels (NDRLs) in Sri Lanka for the first time. DRLs can be used as an effective optimization tool for identifying unusually high or low patient doses during X‐ray examinations.
Sachith Welarathna, Sivakumar Velautham, Mihira Wanninayake, Sivananthan Sarasanandarajah   +3 more
wiley   +1 more source

The role of chest radiography in confirming covid-19 pneumonia

British medical journal, 2020
### What you need to know Covid-19 is likely to remain an important differential diagnosis for the foreseeable future in anyone presenting to hospital with a flu-like illness, lymphopenia on full blood count, and/or a change in normal sense of smell ...
J. Cleverley, J. Piper, M. Jones
semanticscholar   +1 more source

The Effect of Image Resolution on Deep Learning in Radiography.

Radiology: Artificial Intelligence, 2020
Purpose To examine variations of convolutional neural network (CNN) performance for multiple chest radiograph diagnoses and image resolutions. Materials and Methods This retrospective study examined CNN performance using the publicly available National
C. Sabottke, B. Spieler
semanticscholar   +1 more source

The current status of ultrasound practice in Kano metropolis, Nigeria

The Egyptian Journal of Radiology and Nuclear Medicine, 2021
Background Ultrasound has been in clinical use to image the human body for over half a century. An audit should be performed on professional practice aimed at taking corrective measures where errors are identified and improvement in the practice when ...
Mohammed Sidi, Ghali Makoda Sani, Anas Ya’u, Joseph Dlama Zira, Shem Samuel Loshugno, Geofrey Luntsi   +5 more
doaj   +1 more source

Diagnostic Reference Levels (DRLs) and Image Quality Evaluation for Digital Mammography in a Nigerian Facility

Journal of Nigerian Society of Physical Sciences, 2022
Diagnostic Reference Levels (DRLs) for digital mammography and image quality evaluation are important optimization tools in medical imaging. High quality mammograms are essential to the successful early detection of breast cancer.
A. E. Anasthesia, U. Ibrahim, S. D. Yusuf, D. Z. Joseph, N. Flavious, M. Sidi, S. Shem, A. Mundi, A. Dare, D. S. Joseph, Y. A. Ningi   +10 more
doaj   +1 more source

Information Needs of Black Prostate Cancer Patients Receiving Treatment Within the South African Public Healthcare System

Oncology and Therapy, 2020
Introduction Prostate cancer is the leading cancer type in black South African men. The South African public healthcare sector serves more than 84% of the population, which includes many of these men. Previous evidence suggests that patients’ information
Melissa Taljaard, Germaine T. Lovric, Aviwe M. Makenzi, Prudence Kawinga   +3 more
doaj   +1 more source

Subjective Versus Quantitative Methods of Assessing Breast Density

Diagnostics, 2020
In order to find a consistent, simple and time-efficient method of assessing mammographic breast density (MBD), different methods of assessing density comparing subjective, quantitative, semi-subjective and semi-quantitative methods were investigated ...
Wijdan Alomaim, Desiree O’Leary, John Ryan, Louise Rainford, Michael Evanoff, Shane Foley   +5 more
doaj   +1 more source

Tissue Substitute Materials for the Human Colorectal Cancer Tissue [PDF]

Iranian Journal of Medical Physics, 2023
Introduction: Due to the high radiation dose used in radiotherapy, the human tissue is usually replaced with tissue substitutes in order to develop new treatment techniques.
Emmanuel Esien-umo, Joseph Obu, Ndubuisi Chiaghanam, Akwa Erim, Nneoyi Egbe   +4 more
doaj   +1 more source

Ultrasound diagnosis of ulnar nerve entrapment by confirming baseline cross-sectional area measurement for normal and abnormal nerves

South African Journal of Radiology, 2015
Background: Magnetic resonance imaging is most commonly employed, alongside electrodiagnostic studies, in the diagnosis of ulnar nerve entrapment. It is expensive, time consuming, not readily available to the general public, and limits imaging to a ...
Tania Roodt, Barbara van Dyk, Sylvia Jacobs   +2 more
doaj   +1 more source

Diagnostic accuracy of a charge-coupled device and a photostimulable phosphor plate in detection of non-cavitated proximal caries

Journal of Oral Research, 2018
Objective: The aim of this study was to compare the diagnostic accuracy of two direct digital radiography systems: the charge-coupled device (CCD) XIOS XG Sirona® and the photostimulable storage phosphor (PSP) VistaScan DürrDental®, in the detection of ...
Ana Paola Trevejo-Bocanegra, Alejandro Hidalgo, Jorge Beltrán   +2 more
doaj   +1 more source