Research Topics
| M MaheshSummaryAffiliation: Johns Hopkins University Country: USA Publications
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Detail Information
Publications
Electron beam CT versus helical CT scans for assessing coronary calcification: current utility and future directionsKhurram Nasir
Division of Cardiology, Johns Hopkins Hospital, Baltimore, MD 21287, USA
Am Heart J 146:969-77. 2003..CONCLUSIONS: MDCT is a promising tool for coronary calcium scoring; however, more studies are needed comparing EBCT and MDCT, especially at lower CAC levels...
How to prepare for the Joint Commission's sentinel event policy pertaining to prolonged fluoroscopyMahadevappa Mahesh
Johns Hopkins University, 601 N Caroline Street, Baltimore, MD 21287-0856, USA
J Am Coll Radiol 5:601-3. 2008
Fluoroscopy: patient radiation exposure issuesM Mahesh
Russell H Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, 601 N Caroline St, Baltimore, MD 21287, USA
Radiographics 21:1033-45. 2001..Proper training of fluoroscopic operators, understanding the factors that influence radiation dose, and use of various dose reduction techniques may allow effective management of patient dose...
Physics of cardiac imaging with multiple-row detector CTMahadevappa Mahesh
Russell H Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, Baltimore, MD 21287 0856, USA
Radiographics 27:1495-509. 2007..Cardiac CT has the potential to become a reliable tool for noninvasive diagnosis and prevention of cardiac and coronary artery disease...
AAPM/RSNA physics tutorial for residents: digital mammography: an overviewMahadevappa Mahesh
The Russell H Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, JHOC Suite 4235, 601 N Caroline St, Baltimore, MD 21287 0856, USA
Radiographics 24:1747-60. 2004..These advantages and the rapidly occurring technologic developments will help establish FFDM as a mainstay of breast evaluation...
Next-generation x-ray CT units will provide <500 msec images with 3D resolution comparable to today's projection radiography. For the propositionMahadevappa Mahesh
Johns Hopkins University, Baltimore, Maryland 21287-0856, USA
Med Phys 30:1543-4. 2003
Search for isotropic resolution in CT from conventional through multiple-row detectorMahadevappa Mahesh
Russell H Morgan Department of Radiology and Radiological Sciences, Johns Hopkins University School of Medicine, 601 N Caroline St, Baltimore, MD 21287 0856, USA
Radiographics 22:949-62. 2002..quot; Current multiple-row detector scanners can scan 40-cm volume lengths in less than 30 seconds with near-isotropic resolution and image quality that could not be envisioned at the time of Hounsfield's invention...
Advances in CT technology and application to pediatric imagingMahadevappa Mahesh
The Russell H Morgan Department of Radiology and Radiological Science, Johns Hopkins University, 601 N Caroline St, Baltimore, MD 21287 0856, USA
Pediatr Radiol 41:493-7. 2011..This manuscript will briefly discuss how technology has changed in regard to MDCT protocols, helping to reduce radiation dose in CT, especially in pediatric imaging...
Diagnostic radiation exposure in pediatric trauma patientsMarissa A Brunetti
Department of Pediatrics, Johns Hopkins School of Medicine, Baltimore, Maryland 21287, USA
J Trauma 70:E24-8. 2011..Our hypothesis was that pediatric trauma patients are exposed to high levels of radiation during a single hospital visit...
Multidetector computed tomography for suspected appendicitis: multi-institutional survey of 16-MDCT data acquisition protocols and review of pertinent literaturePamela T Johnson
The Russell H Morgan Department of Radiology and Radiologic Sciences, Johns Hopkins School of Medicine, Baltimore, MD 21287, USA
J Comput Assist Tomogr 30:758-64. 2006..To determine acquisition protocol parameters currently used by different institutions for appendiceal multidetector computed tomography (MDCT)...
Technical assessment of a cone-beam CT scanner for otolaryngology imaging: image quality, dose, and technique protocolsJ Xu
Department of Biomedical Engineering, Johns Hopkins University, Baltimore, Maryland 21205, USA
Med Phys 39:4932-42. 2012..The results guided evaluation of technique protocols to minimize radiation dose in a manner sufficient for OHNS imaging tasks...
Lowering radiation dose for integrated assessment of coronary morphology and physiology: first experience with step-and-shoot CT angiography in a rubidium 82 PET-CT protocolMehrbod Javadi
Russell H Morgan Department of Radiology, Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA
J Nucl Cardiol 15:783-90. 2008..This limits acquisition to the diastolic phase and minimizes exposure time versus the previous standard of retrospectively gated helical acquisitions...
Dose and pitch relationship for a particular multislice CT scannerM Mahesh
The Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, 601 N. Caroline St, Baltimore, MD 21287-0811, USA
AJR Am J Roentgenol 177:1273-5. 2001....
Radiation safety for the speech-language pathologistAndrea Hayes
Department of Physical Medicine and Rehabilitation, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
Dysphagia 24:274-9. 2009..While recommendations are not new, details of the findings may help guide and reinforce good radiation safety practice...
Radiation exposure during catheter ablation of atrial fibrillationLars Lickfett
Division of Cardiology, The Johns Hopkins Hospital, Baltimore, MD, USA
Circulation 110:3003-10. 2004..The resulting lifetime risk of fatal malignancy is within the range previously reported for standard supraventricular arrhythmias...
Technical aspects of respiration-correlated 4-D CT for radiation therapyMahadevappa Mahesh
Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, Baltimore, Maryland 21231-2410, USA
J Am Coll Radiol 4:192-4. 2007
Effective doses in radiology and diagnostic nuclear medicine: a catalogFred A Mettler
Department of Radiology and Nuclear Medicine, New Mexico Veterans Administration Healthcare System, 1501 San Pedro Blvd, Albuquerque, NM 87108, USA
Radiology 248:254-63. 2008..Average effective dose for most nuclear medicine procedures varies between 0.3 and 20 mSv. These doses can be compared with the average annual effective dose from background radiation of about 3 mSv...
Federal regulations (effective June 2006) require dose monitors on all new fluoroscopes: how will this help clinicians keep track of patient dose?Stephen Balter
Columbia University Medical Center, New York, NY 10021, USA
J Am Coll Radiol 4:130-2. 2007
AAPM/RSNA physics tutorial for residents: Technologic advances in multidetector CT with a focus on cardiac imagingDianna D Cody
Department of Imaging Physics, University of Texas M D Anderson Cancer Center, 1515 Holcombe Blvd, Unit 56, Houston, TX 77030, USA
Radiographics 27:1829-37. 2007..Cardiac CT examination dose (for a coronary artery study) is approximately equivalent to that of an abdominal-pelvic CT examination or a dual-phase chest CT examination...
Quality control for digital mammography in the ACRIN DMIST trial: part IAili K Bloomquist
Imaging Research Program, Sunnybrook and Women's College Health Sciences Centre, 2075 Bayview Avenue, Toronto, Ontario M4N 3M5, Canada
Med Phys 33:719-36. 2006..Because of the relatively short duration of this study further, investigation of the long-term failure characteristics of these systems is advisable...
Reducing occupational exposure from fluoroscopyNicholas Detorie
Mayo Clinic Rochester, Department of Radiology, Rochester, MN 55905, USA
J Am Coll Radiol 4:335-7. 2007
Quality control for digital mammography: part II. Recommendations from the ACRIN DMIST trialMartin J Yaffe
Imaging Research Program, Sunnybrook and Women's College Health Sciences Centre, 2075 Bayview Avenue, Toronto, Ontario M4N 3M5, Canada
Med Phys 33:737-52. 2006....
ALARA in pediatric fluoroscopyMahadevappa Mahesh
Radiology Department, Children's Hospital Boston, 300 Longwood Avenue Boston, MA 02115, USA
J Am Coll Radiol 4:931-3. 2007
Medical radiation exposure in the U.S. in 2006: preliminary resultsFred A Mettler
Radiology and Nuclear Medicine Service, New Mexico VA Health Care System, Albuquerque, NM 87108, USA
Health Phys 95:502-7. 2008..Nuclear medicine accounted for about 4% of all procedures but 26% of the total collective dose. Medical radiation exposure is now approximately equal to natural background radiation...
An update on the new curriculum for educating radiologists about physicsMahadevappa Mahesh
William R. Hendee, PhD, Medical College of Wisconsin, Milwaukee, WI, USA
J Am Coll Radiol 4:254-5. 2007
