Reference Guides


Understanding Emotional Health: A Rad Tech's Guide

Understanding Emotional Health: A Rad Tech’s Guide

January 11, 2022
Radiologic technologists, along with other healthcare professionals, have been bearing the weight of unprecedented challenges during the protracted COVID healthcare crisis. Now, with the new Omicron...
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Ethical Issues in Radiology: A Guide for Rad Techs

Ethical Issues in Radiology: A Guide for Rad Techs

December 20, 2021
Radiologic technologists plays a key role in the healthcare cycle. Acting with compassion and sensitivity, as well as with professional behavior, all while remaining calm is an integral part of this role...
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Intensity-Modulated Radiation Therapy (IMRT) 3D Planning

November 12, 2021
This article addresses intensity-modulated radiation therapy (IMRT) planning—specifically the dynamic MLC delivery type—and its importance in radiation therapy treatment. In this article, we'll define the different delivery types...
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Cultural Competence in Healthcare & the Rad Tech

Cultural Competence in Healthcare & the Rad Tech

September 22, 2021
Today, multiculturalism, diversity, and identity have come to the forefront of studies and literature in a multitude of fields, including diagnostic medical imaging. New educational approaches attempt to incorporate...
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The Role of RTTs in Providing Patient Emotional Support

The Role of RTTs in Providing Patient Emotional Support

September 16, 2021
Almost all cancer patients report grappling with their emotions at various points during their treatment. It is common for patients to feel worried, sad, scared, furious, disappointed, alone, or powerless....
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Your Guide to ARDMS ® Certification, Renewal and SPI exam

Your Guide to ARDMS® Certification and Renewal

July 7, 2021
At present, very few states require sonographers to be licensed. According to the Society of Diagnostic Medical Sonography (SDMS). With the lack of legal requirement for licensure in most states, most employers look...
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Your Guide to NMTCB® Certification and Renewal

Your Guide to NMTCB® Certification and Renewal

June 28, 2021
Today, there are at least 30 states that require nuclear medicine technologists to hold a license to practice. Most of those states will accept a certification from the Nuclear Medicine Technology Certification Board (NMTCB®)...
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Everything You Need To Know About the ARRT® Standards of Ethics

June 16, 2021
RTs are faced with ethical dilemmas every day. It comes with the territory. Sometimes it can be difficult to know what is right or to do the right thing. Even so, the best interests of patients should always be the ultimate principle...
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ARRT® Reinstatement: Your Guide to Getting Your ARRT® Credentials Back

ARRT® Reinstatement: Your Guide to Getting Your ARRT® Credentials Back

June 9, 2021
Whether your ARRT® license has expired, been put on retired status, or been suspended or revoked, this guide will tell you what you need to do to apply for reinstatement of your ARRT ® credentials ...
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CT Scan for Renal Vascular Disease: Imaging Protocol Guide

CT Scan for Renal Vascular Disease: Imaging Protocol Guide

March 22, 2021
This article is part of our series of reference guides aimed at supporting computed tomography (CT) technologists in improving their clinical routines, enhancing the quality of the images they acquire, and delivering quality patient care.
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Radiation Therapists' Role in the CT Simulation Room

Radiation Therapists’ Role in the CT Simulation Room

March 8, 2021
Radiation therapists play multiple, important roles in the treatment of patients with cancer. As part of the oncology teams that treat patients with cancer, radiation therapists operate machines that deliver concentrated radiation...
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CT Imaging Guide: The Larynx

CT Imaging Guide: The Larynx

March 1, 2021
Computed Tomography (CT) scanning can be a valuable tool in assessing trauma to and the many different pathologies of the laryngeal space. This article is part of our series on Computed Tomography (CT), and addresses the larynx...
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Comparing Radiation Dosimeters

Comparing Radiation Dosimeters

February 22, 2021
The primary source of a radiologic technologist’s radiation exposure comes from scatter radiation emanating from patients. In order to keep the rad techs’ occupational dose exposure levels lower than the annual effective dose...
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Radiation Protection in PET/CT

Radiation Protection in PET/CT

February 15, 2021
Did you know that a CT scan of the abdomen and pelvis exposes an individual to about 10 mSv, while a PET/CT exposes an individual to about 25 mSv of radiation? This is equal to about 8 years of average background radiation exposure.
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Exposure Index, Deviation Index, and Optimal Radiographic Imaging

Exposure Index, Deviation Index, and Optimal Radiographic Imaging

February 5, 2021
What is the difference between exposure index and deviation index in digital imaging, and how can you know if you have an optimal radiographic image? This article aims to answer both questions for rad techs to support you...
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CT Imaging of the Pituitary Gland

CT Imaging of the Pituitary Gland

February 1, 2021
This article is part of our series on Computed Tomography (CT). Here, we address pituitary gland anatomy, physiology, and pathologies, as well as the CT scanning protocols for imaging the pituitary gland...
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MRI Zones: A Guide for Rad Techs

MRI Zones: A Guide for Rad Techs

January 18, 2021
MRI accidents happen all the time. Most of them are due to zone infractions, whether it be a person or an object that entered a restricted zone. It is a shared responsibility among the staff members of the facility...
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Radiation Therapy Uses and Radiotherapy Applications

Radiation Therapy Uses: A Guide to Clinical Applications of Radiation Therapy

January 12, 2021
Radiotherapy or radiation therapy, often abbreviated RT, RTx, or XRT, is a therapy using ionizing radiation normally delivered by a linear accelerator. It is a common misconception that the only use for radiation therapy is as part of cancer treatment...
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paranasal sinus x-ray views

X-Ray Positioning: Paranasal Sinuses

December 18, 2020
The paranasal sinus x-ray is no longer a common procedure, but it is one that is still occasionally requested by physicians. For radiologic technologists receiving an order this relatively obscure imaging procedure: we’ve got you covered.
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MRI Contrast Safety: Possible Gadolinium Side Effects

MRI Contrast Safety: Possible Gadolinium Side Effects

December 15, 2020
This article is focused on MRI contrast media safety, specifically on the possible side effects of gadolinium, preventative measures that you as an MRI technologist can take, and what to do if your patient does experience a side effect...
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MRI Safety and Risks: Biological Effects of MRI

MRI Safety and Risks: Biological Effects of MRI

December 7, 2020
This article is part of our series on magnetic resonance imaging (MRI) safety and risks. This article addresses some of the biological effects associated with MRI, discusses safe MRI practices, practical prevention techniques (when applicable)...
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MRI Protocols for the Diagnosis of Epilepsy

MRI Protocols for the Diagnosis of Epilepsy

November 26, 2020
This article is intended as a quick reference guide for MRI technologists on the MRI protocols used in the diagnosis of epilepsy. While MRI cannot provide absolute evidence of epilepsy, it is an invaluable tool in the diagnostic process.
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Inversion Recovery: MRI Sequence Guide

Inversion Recovery: MRI Sequence Guide

November 17, 2020
This guide to inversion recovery is part of our series of guides to MRI sequences. Itself a variation of the spin echo sequence, the inversion recovery is also the basis for two additional MRI pulse sequences...
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Fast Spin Echo: MRI Sequence Guide

Fast Spin Echo: MRI Sequence Guide

November 5, 2020
This guide is intended for radiologic technologists and will cover the FSE chronogram, important parameters, advantages and limitations of the sequence, as well as its usage, also providing examples of what an MRI image acquired with FSE looks like.
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Spin Echo: MRI Guide

Spin Echo: MRI Sequence Guide

October 30, 2020
This is the first in our series of guides for radiologic technologists on MRI sequences. In MRI, a sequence is a combination of radiofrequency waves and gradient pulses which are both applied at very specific times and in a specific chronological order...
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DBT: Tips for Acquiring Better Quality Images

October 23, 2020
Post-processing can be done at the technologist’s workstation. Window level and window width can be adjusted. Although, major adjustments are not recommended because the computer has already optimized the image...
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Benign Breast Pathologies

Benign Breast Pathologies

October 23, 2020
Benign breast conditions are very common. Unlike breast cancers, benign breast tumors are not considered dangerous or life-threatening. They do not spread to other parts of the body, nor do they invade nearby tissues.
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Digital Breast Tomosynthesis: An Overview of 3D Mammography

Digital Breast Tomosynthesis: An Overview

October 16, 2020
This article is intended to provide a brief overview of digital breast tomosynthesis, or 3D mammography, for practicing mammography technologists, mammography technologists-to-be, rad techs who may be interested in cross-training...
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A Quick Guide

Mammography Projections and Positioning: A Quick Guide

October 15, 2020
A mammo tech knows that breast positioning is critical to the success of a mammogram. Proper positioning for each projection helps to ensure that more breast tissue is imaged, most artifacts are eliminated, and the sensitivity...
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Patient Care in Mammography

Patient Care in Mammography: The Technologist’s Guide

October 9, 2020
Breast cancer is the most common cancer in women worldwide. Each October, charities, research organizations, mammography technologists, and individuals touched by breast cancer take part in Breast Cancer Awareness Month.
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X-Ray Positioning Guide: Toes

X-Ray Positioning Guide: Toes

October 7, 2020
Here, we're talking x-rays for toes. This article is intended as a quick x-ray positioning guide for radiologic technologists on radiographic positioning of the foot for x-rays to show the patient's toes...
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BI-RADS Classification: Reference Guide

October 7, 2020
The guide below is intended as a quick reference for mammography technologists. Whether you are studying to take your boards, or whether you simply need a refresher for presenting cases to the radiologist...
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