Dr. David Rodriguez

CT
Second Take: Must patients really be warned of radiation risk?
Should radiologists be required to get informed consent from patients before they undergo medical imaging procedures involving radiation? In this Second Take column, radiologists from the University of Pittsburgh assert that such notification is not only burdensome, it undermines the delivery of quality medical care.
December 17, 2013
2013 07 30 12 53 25 294 Second Take Am 200
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Top Stories
Shoulder X-ray showing clavicle and upper arm bone structure in grayscale radiographic imaging
Digital X-Ray
DDR predicts outcomes after shoulder arthroplasty
Measuring SHR has historically required laboratory-based 3D modeling techniques that are resource-intensive and impractical in routine care.
Serial CT chest scans showing lung tissue progression across three timepoints with bronchial structures and parenchymal patterns
CT
Lung-RADS may speed diagnosis of cystic airspace lung cancer
MRI brain scan comparison showing T1WI, T2WI, and FLAIR sequences at 7T and 3T field strengths with axial and sagittal views
MRI
7T MRI finds more MS lesions
AuntMinnie.com radiology award winner logo featuring smiling elderly woman in purple diamond badge
Minnies
Familiar themes resurface again in 2026 Minnies
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DDR predicts outcomes after shoulder arthroplasty
By AuntMinnie.com staff writers
Measuring SHR has historically required laboratory-based 3D modeling techniques that are resource-intensive and impractical in routine care.
November 10, 2026
Shoulder X-ray showing clavicle and upper arm bone structure in grayscale radiographic imaging
Lung-RADS may speed diagnosis of cystic airspace lung cancer
By Will Morton
The phenotype accounts for approximately 22.7% of missed or delayed lung cancer diagnoses in low-dose CT screening.
November 10, 2026
Serial CT chest scans showing lung tissue progression across three timepoints with bronchial structures and parenchymal patterns
7T MRI finds more MS lesions
By Amerigo Allegretto
7T scans led to more central vein sign-positive lesions and paramagnetic rim lesions being found than on 3T MRI.
November 10, 2026
MRI brain scan comparison showing T1WI, T2WI, and FLAIR sequences at 7T and 3T field strengths with axial and sagittal views
Familiar themes resurface again in 2026 Minnies
By Amerigo Allegretto, Will Morton, Erik L. Ridley
If this year's list of Minnies winners is any indication, topics such as AI, theranostics, and workforce shortages remain critical issues in radiology.
November 10, 2026
AuntMinnie.com radiology award winner logo featuring smiling elderly woman in purple diamond badge
Iodine use can be cut in postmortem CT angiography
By Will Morton
Findings suggest the decades-old standard protocol can be optimized to prevent potential pollution.
November 9, 2026
Axial CT chest scan showing mediastinal structures with diagnostic measurement markers
UAE helps women with fibroids, adenomyosis avoid surgery
By Amerigo Allegretto
Nearly 80% of patients with coexistent disease treated via UAE avoided surgery within five years.
November 9, 2026
3D anatomical illustration of female reproductive system with organs highlighted in orange and red against blue skeletal structure
Gadoxetic acid-enhanced MRI changing understanding of liver diseases
By Amerigo Allegretto
The contrast agent is changing approaches toward diagnosis of liver diseases, according to data collected over the last 15 years.
November 6, 2026
3D medical illustration of human liver with anatomical blood vessels and pink dotted pattern background
Deep-learning model predicts mortality from CTA scans
By Will Morton
The algorithm completed tissue analysis in 1.35 minutes on average versus 7.2 minutes for expert readers.
November 6, 2026
Medical imaging analysis showing CT scans with segmentation, 3D anatomical reconstructions, and Bland-Altman statistical comparison plot.
Screening breast MRI may be considered for high-risk women
By Amerigo Allegretto
MRI screening found more screen-detected early-stage cancers than mammography.
November 6, 2026
Axial MRI or CT scan cross-section showing bilateral anatomical structures in grayscale medical imaging
Women's Imaging MinnieCast, Episode 20: Could DBT performance inform age-based screening?
By Amerigo Allegretto
Stamatia Destounis, MD, shares results from a study she and colleagues led on DBT's performance in relation to patient age.
November 6, 2026
MinnieCast Women's Imaging podcast episode featuring Dr. Stamatia Destounis with medical imaging background
What are patients being told before, during, and after Lu-177 RPT?
By Will Morton
The recommended duration for maintaining distance from others after treatment ranged from one to three days at some sites and up to seven days at others.
November 5, 2026
Healthcare professional in white coat speaking with older man wearing glasses in casual conversation
Radiology group sues Lovelace over poaching, cyberattack fallout
By AuntMinnie.com staff writers
Zia Diagnostic Imaging is seeking about $5 million to $7 million in damages.
November 5, 2026
Lawyer reviewing legal documents at desk with scales of justice and law books
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