Scholars@Duke
Rendon C. Nelson

Rendon C. Nelson

Reed and Martha Rice Distinguished Professor Emeritus of Radiology
Radiology
rendon.nelson@duke.edu
Box 3808 Med Ctr, Durham, NC 27710
1532 Hosp North, Durham, NC 27710

Featured Works

Focal cystic high-attenuation lesions: characterization in renal phantom by using photon-counting spectral CT--improved differentiation of lesion composition.

Journal article Radiology · January 2010 Featured Publication PURPOSE: To evaluate the capability of spectral computed tomography (CT) to improve the characterization of cystic high-attenuation lesions in a renal phantom and to test the hypothesis that spectral CT will improve the differentiation of cystic renal lesi ... Full text Link to item Cite

Successful implementation of a universal 3/2 radiology curriculum.

Journal article Acad Radiol · January 2010 Featured Publication Full text Link to item Cite

Low-tube-voltage, high-tube-current multidetector abdominal CT: improved image quality and decreased radiation dose with adaptive statistical iterative reconstruction algorithm--initial clinical experience.

Journal article Radiology · January 2010 Featured Publication PURPOSE: To investigate whether an adaptive statistical iterative reconstruction (ASIR) algorithm improves the image quality at low-tube-voltage (80-kVp), high-tube-current (675-mA) multidetector abdominal computed tomography (CT) during the late hepatic a ... Full text Link to item Cite

Central venous catheter integrity during mechanical power injection of iodinated contrast medium.

Journal article Radiology · December 2009 Featured Publication PURPOSE: To evaluate a widely used nontunneled triple-lumen central venous catheter in order to determine whether the largest of the three lumina (16 gauge) can tolerate high flow rates, such as those required for computed tomographic angiography. MATERIAL ... Full text Link to item Cite

Contrast material administration protocols for 64-MDCT angiography: altering volume and rate and use of a saline chaser to better match the imaging window--physiologic phantom study.

Journal article AJR Am J Roentgenol · December 2009 Featured Publication OBJECTIVE: The purpose of our study was to evaluate the effect of varying volumes and rates of contrast material, use of a saline chaser, and cardiac output on aortic enhancement characteristics in MDCT angiography (MDCTA) using a physiologic phantom. MATE ... Full text Link to item Cite

Dual energy versus single energy MDCT: measurement of radiation dose using adult abdominal imaging protocols.

Journal article Acad Radiol · November 2009 Featured Publication RATIONALE AND OBJECTIVES: The aim of this study was to measure the radiation dose of dual-energy and single-energy multidetector computed tomographic (CT) imaging using adult liver, renal, and aortic imaging protocols. MATERIALS AND METHODS: Dual-energy CT ... Full text Link to item Cite

Radiation dose for body CT protocols: variability of scanners at one institution.

Journal article AJR Am J Roentgenol · October 2009 Featured Publication OBJECTIVE: The objective of our study was to determine, using an anthropomorphic phantom, whether patients are subject to variable radiation doses based on scanner assignment for common body CT studies. MATERIALS AND METHODS: Twenty metal oxide semiconduct ... Full text Link to item Cite

Modifying peripheral IV catheters with side holes and side slits results in favorable changes in fluid dynamic properties during the injection of iodinated contrast material.

Journal article AJR Am J Roentgenol · October 2009 Featured Publication OBJECTIVE: The purpose of this study was to compare a standard peripheral end-hole angiocatheter with those modified with side holes or side slits using experimental optical techniques to qualitatively compare the contrast material exit jets and using nume ... Full text Link to item Cite

Effect of automatic tube current modulation on radiation dose and image quality for low tube voltage multidetector row CT angiography: phantom study.

Journal article Acad Radiol · August 2009 Featured Publication RATIONALE AND OBJECTIVES: To evaluate the effect of automatic tube current modulation on radiation dose and image quality for low tube voltage computed tomography (CT) angiography. MATERIALS AND METHODS: An anthropomorphic phantom was scanned with a 64-sec ... Full text Link to item Cite

Hypervascular liver tumors: low tube voltage, high tube current multidetector CT during late hepatic arterial phase for detection--initial clinical experience.

Journal article Radiology · June 2009 Featured Publication PURPOSE: To intraindividually compare a low tube voltage (80 kVp), high tube current computed tomographic (CT) technique with a standard CT protocol (140 kVp) in terms of image quality, radiation dose, and detection of malignant hypervascular liver tumors ... Full text Link to item Cite

Liver biopsy.

Journal article Hepatology · March 2009 Featured Publication Full text Link to item Cite

Radiation dose savings for adult pulmonary embolus 64-MDCT using bismuth breast shields, lower peak kilovoltage, and automatic tube current modulation.

Journal article AJR Am J Roentgenol · January 2009 Featured Publication OBJECTIVE: The purpose of this study was to assess whether radiation dose savings using a lower peak kilovoltage (kVp) setting, bismuth breast shields, and automatic tube current modulation could be achieved while preserving the image quality of MDCT scans ... Full text Link to item Cite