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Imaging Studies I: CT and MRI

Imaging Studies I: CT and MRI

Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...

Imaging Studies for Cardiovascular System III: X-Ray

Imaging Studies for Cardiovascular System III: X-Ray

The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...

Imaging Studies II: Positron Emission Tomography and Scintigraphy

Imaging Studies II: Positron Emission Tomography and Scintigraphy

Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
Fundamental Principles of PET

Computed Tomography

Computed Tomography

Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...

Imaging Studies for Cardiovascular System IV: CMRI

Imaging Studies for Cardiovascular System IV: CMRI

Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...

Imaging Studies for Cardiovascular System V: CT

Imaging Studies for Cardiovascular System V: CT

Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...

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Introduction of an Integrated Pathology Image Management, Artificial Intelligence, and Reporting System

Introduction of an Integrated Pathology Image Management, Artificial Intelligence, and Reporting System

Published on: July 11, 2025

Imaging Informatics: 25 Years of Progress.

J P Agrawal, B J Erickson, C E Kahn¹

¹Charles E. Kahn, Jr., Department of Radiology, 3400 Spruce Street, 1 Silverstein, Philadelphia, PA 19104, USA,

Yearbook of Medical Informatics

|July 1, 2016

Summary

This summary is machine-generated.

Medical imaging informatics has significantly advanced, improving image management, reporting, and patient care through technologies like PACS and AI. Future integration with big data and genomics promises deeper disease insights and personalized medicine.

Keywords:

Diagnostic imaging clinical computerassisted decision support systems image interpretation medical informatics radiology information systems

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Area of Science:

Medical Imaging Informatics
Health Informatics
Radiology Informatics

Background:

Over the past 25 years, medical imaging informatics has seen dramatic advancements.
Key developments have enhanced the compression, transmission, and management of digital medical images.

Observation:

Technologies like Picture Archiving and Communications Systems (PACS) and teleradiology have been enabled by improved standards and transmission technologies.
Innovations in speech recognition, structured reporting, ontologies, and natural language processing have refined the generation and analysis of imaging reports.
Informatics tools have been developed to manage the increasing volume of medical image data and address workflow challenges.

Findings:

Computer-aided detection and diagnosis systems offer new pathways to enhance patient care.
The integration of large datasets from medical imaging with genomic data fuels "big data" analytics.
Radiogenomics explores the link between genetic characteristics and imaging phenotypes, advancing disease biology understanding.

Implications:

The convergence of informatics and medical imaging presents significant opportunities for future advancements in both fields.
Enhanced understanding of disease biology, prognosis, and treatment options through radiogenomics.
Improved patient care and personalized medicine through the synergistic application of informatics and medical imaging technologies.