4 slice ct protocols pdf

Obviously, such a quantum leap opens up a new area in spiral ct affecting all existing applications and allowing the realization of new clinical applications. Lp riccelli works closely with ohsu ct techs in the art of creating optimal images from current technology. Sequence coverage slicegap notes cor 3d t1 bravo pre cover whole brain 10 ti time should be 450ms reformat additional planes ax dwi 20 3t 30 1. Rih upper extremity cta ge lightspeed 16 optima ct580 protocol updated jan 23, 2017 positionlandmark head first or feet firstsupine. Which is why weve looked to the clinical professionals at the university of wisconsinmadison school of medicine and public health for protocols optimized for ge ct systems. Center the table height such that the external auditory meatus eam is at the center of the gantry.

Overview of resources available for ct protocol optimization. Pdf the introduction of singleslice spiral ct in the early 1990s was a quantum leap for ct technology kalender et al. The arm should be placed over the patients head when possible. Neuro protocols standard ctactv spine face trauma carotids and circle of willis. The following cardiovascular ct scanning and injection protocols have been developed with the goal to derive theoretically sound and at the same time practicable scanning and injections protocols for the siemens sensation 64 multi slice scanner at stanford.

Patient should be supine, head first into the gantry, with the head in the headholder whenever possible. This page is for physicians, inside and outside this institution, and ct technologists. Questions regarding changes in the protocols should be directed to scott collins, rtr ct or lori garceau, rtr ct arrt. Ct protocol the complete ct protocol, which includes nonenhanced ct, perfusion ct, and ct angiography, can be performed as a single examination with separate contrast material boluses. Chest, abdomen and pelvis ct protocols chest chest ct low dose nodule evaluation chest ct lung cancer screening chest ct routine with contrast chest ct without routine chest cta pulmonary embolism. Implementation of low dose ct protocols christopher cagnon, phd assoc. Ct scanning ct protocols ctisus ct scan, protocols. Using this scanning protocol as a guideline will result in a more.

February 2020 ct colonography is an accurate method for detecting synchronous lesions in patients with occlusive colorectal cancer february 2020 preoperative ct angiography to predict surgically induced chronic kidney disease after nephrectomy. This reference is meant to serve as a guideline for prescribing ct examinations, and should be modified as needed for a particular patient. Preoperative ct angiography to predict surgically induced chronic kidney disease after nephrectomy february 2020. Brain imaging ct brain imaging may be performed with a sequential single slice technique, multislice helical spiral protocol, or multidetector multislice algorithm 111,112. Ct scan protocols, ct protocols by manufacturer ge, siemens, phillips, toshiba. Given the rapid evolution of ct technology in the past decade, the number of applications for ct has expanded greatly and the techniques for performing the optimal exam have also increased. Mcintosh do, mph university of massachusetts medical center unecom 2014 cme programreunion and alumni weekend. Slice counts dual source, 320 slice, 256 slice, 128 slice, 64 slice, 16 slice, 4 rg volume 28. New applications with the assistance of innovative. Radiol med torino 2004 ct protocol zno caffeine zno beta blockers up to 70 bpm zbeta blocker suggestions. Chest ct angiogram pulmonary vein mapping protocol a 1.

The minimum slice thickness depends on the detector configuration used for the particular scan. They are based on a 64 slice scanner but can be used for any ct scanner independent of manufacturer. Developing dose and protocol monitoring from scratch ingrid reiser, phd dabr. Clinical examination protocols with 4 to 64slice ct. The volume contains a detailed technical section and covers the prevailing investigations of the brain, neck, lungs and chest, abdomen with parenchymal organs and. The drugs and doses mentioned herein are consistent with the approval labeling for uses andor indications. Developing, optimizing and managing protocols can be a timeconsuming and expensive task for you. The examination is frequently completed and analyzed within 15 minutes in a real clinical setting using newgeneration multidetector ct scanners. I was really impressed that with three different things, it was scheduled in one day and i was done with all in 45 minutes. This book provides structured uptodate information on all routine protocols used for multislice multidetector row ct. Slice counts dual source, 320 slice, 256 slice, 128 slice, 64 slice, 16 slice, 4. Ct body protocols standard ctactv multiphase abdomenpelvis cta abdomenpelvis adrenal kidney stone. Evaluation of subdural hematoma, epidural hematoma, stroke, bleed, headaches, initial workup of acute or changing dementia, mental status changes, fractures, trauma, shunt malfunction, new onset of seizures particularly in adults hydrocephalus.

The cardiac anatomy should be imaged during those phases of cardiac cycle in which there is the least movement. This document describes the guidelines for a ct scan that is taken for the purpose of ordering proplan cmf products, such as anatomical models and surgical guides. American college of radiology liver imaging reporting and data system acr lirads. Use 100 cc if combined with abdomen ct injection rate 4 5ccsec. Chest ct angiogram pulmonary embolism protocol c 4. To quantitatively evaluate the effect of our ct liver protocol modifications according to established imaging quality criteria. Ct protocols for common primary care diagnoses lacey j. Cranial ct with 64, 16, 4 and singleslice ct systemscomparison of image quality and posterior fossa artifacts in routine brain imaging with standard protocols. With 16 slice scanners and above, quite shallow breathing may be best approach. The number of simultaneous but independent measurements along the patient long axis is often referred to as the number of slices, and this value is commonly used to represent the technical capabilities of a system. Quantification of obstructive and nonobstructive coronary lesions by 64 slice computed tomography a comparative study with quantitative coronary angiography and intravascular ultrasound. Ct scan reference guide rutland regional medical center.

View and download ge lightspeed 16 product data sheet online. Export to pdf and upload individually tracks protocol version. Jan 16, 2006 this book provides structured uptodate information on all routine protocols used for multislice multidetector row ct. Pdf the introduction of single slice spiral ct in the early 1990s was a quantum leap for ct technology kalender et al. This protocol may include an optional, non contrast enhanced head scan andor an optoi na lhead ct angoi gram. The protocols provided in this text provide complete information regarding i patient. Chest and abdominal ct angiogram aortic dissection protocol. The volume contains a detailed technical section and covers the prevailing investigations of the brain, neck, lungs and chest, abdomen with parenchymal organs and gastrointestinal tract, the musculoskeletal system and cta as well as dedicated protocols for the heart. Computed tomography ct of the abdomen and computed tomography ct of the pelvis preamble this document is an educational tool designed to assist practitioners in providing appropriate radiologic care for patients. Brigham and womens hospital, boston, ma updated september 2016 download pdf. Typically 200 imaging protocols per scanner need the actual ct protocols.

Acrasnrspr practice parameter for the performance of. Oral contrast positive oral contrast is usually dilute iodinated contrast or barium 1 3%. Cagnon, ct protocols, aapm 2012 4 subsecond, helical rotation, multi slice. For any given ct examination, the protocol will vary according the individual requirement of the imaging site. It is best to do reconstructions soon after the scan abdomen and pelvis ct protocols.

They are easily seen on low dose ct protocols against well. This is an excellent introduction to protocols for multislice ct. Perform the first 4 series in the protocol including both groups of series 4. Aug 20, 2015 this video describes our ct imaging protocol in detail to help our patients and radiographers take better images. Leaving the root protocol code makes the study a noncontrast exam o adding an o oral contrast. The purpose of these ct protocol pages is to provide a reference for radiology residents, fellows and technologists when prescribing a ct examination. In this table only specific protocols are summarized, since most institutions have their own standard protocols. Nonhelical 5 mm at 4 cm intervals optional slice thickness 1 2 mm axials and 5 mm axials. Practice parameters and technical standards are not inflexible rules or requirements of practice and are. Stanford cardiovascular ct scanning and injection protocols. Recommendations for acquisition, interpretation and.

Kim are the only readers for this exam indications. The generation of mips, and various forms of curved planar reformations has been used clinically at the department of cardiovascular and interventional radiology, medical university of vienna. Ct protocols for revolution discovery ct discovery ct750. Thanksyoure doing a great joband everyone was very friendly and caring. Abdominal and pelvis ct angiogram breast reconstruction surgery. Ct head, brain with contrast 70460 ctv o sagittal sinus thrombosis o venous thrombosis 100cc 30 sec delay ct brain with contrast 70470 o melanoma o hiv o toxoplasmosis ct head, brain without and with contrast 70480 o traumaright or left o fractureright or left o foreign body ct orbit without contrast 70480 o hearing loss, conductive o. Rest myocardial perfusion patterns in normal individuals can be precisely evaluated with thirdgeneration dualsource computed. To update our ct liver protocol according to recommended guidelines. Preload specific ct protocols on individual ct scanners to. A delay of 4 minutes between contrast injection and the start of scanning is typical. Recommendations for acquisition, interpretation and reporting. Computed tomography ct scanners have become markedly more complex over the past three decades, with a myriad of new options for performing ct examinations. Please consult manufacturer specific protocols below if a scan. For ct of the brain, contiguous or overlapping axial slices should.

Injection rate 4 5ccsec pt position supine feet first landmark ge xyphoid siemens above diaphragm breathing expiration. All multi slice ct scanner generations with 4 or more slices can acquire data for coronary calcium quantifica tion within comfortable breathhold times. Chest ct without contrast lung nodule followup, lung ca screening c 5. Shaded fields are user input fields on the scanner console. Page 1 somatom emotion 616 slice configuration application guide protocols principles helpful hints software version syngo ct 2007e page 2 this material does not substitute for that duty and is not intended by siemens medical solutions inc. Ct colonography is an accurate method for detecting synchronous lesions in patients with occlusive colorectal cancer february 2020. It outlines ct protocols for diagnostic imaging currently applied to ou ct scanners. Should only be done on patients with a high calcium and a high parathyroid hormone.

This material is intended exclusively for use in the nlst trial. The smart prep phase was mistakenly called a series. A scanner with the dose check feature dose not ensure anything related to. Standard imaging protocols this document includes typical imaging protocols for diagnostic imaging. Radiation dose and image quality 1 dong hyun yang, m. University of wisconsinmadison ct protocols for revolution discovery ct discovery ct750 hd table of contents page no. Ct scanning and injection protocols more than 600 clinical cases have been processed using the angiovis setup. Pdf cranial ct with 64, 16, 4 and singleslice ct systems. Center the table height, such that the external auditory meatus is located at the center of the gantry and the landmarked. Factors that infl uence a specifi c sites protocol parameters include the type of equipment available e. We hope you find this helpful in providing optimal patient care.