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Radiological Investigation I: X-ray and CT01:30

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Radiological investigations, including X-rays and computed tomography (CT) scans, are critical for diagnosing and evaluating various medical conditions. These imaging techniques provide valuable insights into the body's internal structures, aiding in the detection of abnormalities, assessment of disease progression, and development of treatment strategies. This article delves into two primary radiological investigations, chest X-rays and CT scans, outlining their purpose, procedures, and...
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German physicist Wilhelm Röntgen (1845–1923) was experimenting with electrical current when he discovered that a mysterious and invisible "ray" would pass through his flesh but leave an outline of his bones on a screen coated with a metal compound. In 1895, Röntgen made the first durable record of the internal parts of a living human: an "X-ray" image (as it came to be called) of his wife’s hand. Scientists worldwide quickly began their own experiments with...
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Positron Emission Tomography01:29

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Positron emission tomography (PET) is a medical imaging technique involving radiopharmaceuticals — substances that emit short-lived radiation. Although the first PET scanner was introduced in 1961, it took 15 more years before radiopharmaceuticals were combined with the technique and revolutionized its potential.
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Radiation: Applications01:17

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The average temperature of Earth is the subject of much current discussion. Earth is in radiative contact with both the Sun and dark space; it receives almost all its energy from the radiation of the Sun and reflects some of it into outer space. Dark space is very cold, about 3 K, so Earth radiates energy into it. For instance, heat transfer occurs from soil and grasses, the rate of which can be so rapid that frost can occur on clear summer evenings, even in warm latitudes.
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Radiological Investigation II: MRI and Ventilation Perfusion Scan01:30

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Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
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Imaging Studies for Cardiovascular System III: X-Ray01:20

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The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
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An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
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Murine Echocardiography and Ultrasound Imaging
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Trends in R01 and R01 Equivalent Funding to Radiology.

Kelly M Gillen1, Mert Şişman2, Alan Wu3

  • 1Department of Radiology, Weill Cornell Medicine, New York, New York (K.M.G., M.S.).

Academic Radiology
|October 15, 2025
PubMed
Summary

National Institutes of Health (NIH) funding for radiology departments increased significantly from 2014 to 2024. Radiology saw greater growth in R01 and R01 equivalent awards compared to all clinical departments.

Keywords:
Funding trendsGrantsNIHRadiology

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Area of Science:

  • Biomedical research funding analysis
  • Radiology research trends
  • National Institutes of Health (NIH) extramural funding

Background:

  • The National Institutes of Health (NIH) is a primary source of biomedical research funding in the U.S.
  • NIH funding significantly impacts academic institutions and their communities.
  • Understanding funding trends is crucial for strategic planning in academic departments.

Purpose of the Study:

  • To characterize trends in research project grant funding specifically for radiology departments.
  • To assess the growth of R01 and R01 equivalent awards in radiology departments from FY 2014 to FY 2024.
  • To compare radiology's funding trends against other all clinical departments (ACDs).

Main Methods:

  • Utilized NIH RePORTER database for funding data from FY 2014 to FY 2024.
  • Focused on R01 and R01 equivalent awards (R01+) to all clinical departments (ACDs).
  • Extracted principal investigator (PI) degree information via institutional faculty pages.

Main Results:

  • Radiology departments experienced a 54.3% increase in R01 awards versus 31.7% for ACDs (2014-2024).
  • R01+ awards to radiology increased by 69.0%, significantly higher than the 34.4% increase for ACDs.
  • Radiology departments demonstrated a faster growth rate in NIH R01 and R01+ funding compared to other clinical departments.

Conclusions:

  • NIH funding to all clinical departments, including radiology, has increased since FY2014.
  • Radiology departments are outpacing other clinical departments in key NIH R01 and R01+ funding metrics.
  • The number of awards demonstrates a notable upward trend for radiology research funding.