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Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

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DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
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Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
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Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
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Imaging Studies V: Intravenous Urography and Retrograde Pyelography01:22

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IntroductionIntravenous Urography (IVU) and Retrograde Pyelography (RP) are important diagnostic imaging techniques used to evaluate the urinary system. These methods help identify structural abnormalities, obstructions, and functional issues in the kidneys, ureters, and bladder. Both procedures use iodine-based contrast media to enhance the visibility of urinary tract structures on X-ray images, though they differ in their methods and indications.1. Intravenous Urography (IVU)Intravenous...
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Imaging Studies IV: Magnetic Resonance Imaging01:27

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Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
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X-ray Imaging01:24

X-ray Imaging

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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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Imaging Studies II: Ultrasonography01:24

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IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...
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Combined In vivo Optical and µCT Imaging to Monitor Infection, Inflammation, and Bone Anatomy in an Orthopaedic Implant Infection in Mice
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Imaging infection.

Loren Ketai1, Kirk Jordan2, Katrina H Busby3

  • 1Department of Radiology, University of New Mexico Health Science Center, MSC10 5530, 1 University of New Mexico, Albuquerque, NM 87131-0001, USA.

Clinics in Chest Medicine
|May 31, 2015
PubMed
Summary
This summary is machine-generated.

Thoracic imaging aids in diagnosing lower respiratory tract infections and complications. Specific imaging findings combined with clinical context can identify particular organisms like nontuberculous mycobacteria or Pneumocystis jiroveci pneumonia.

Keywords:
Chest radiographyComputed tomographyInfectionThoracic imaging

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Area of Science:

  • Radiology
  • Infectious Diseases
  • Pulmonology

Background:

  • Thoracic imaging is crucial for detecting lower respiratory tract infections and their complications.
  • It also helps differentiate infectious from noninfectious thoracic conditions.
  • However, identifying specific causative organisms often requires more than just imaging.

Purpose of the Study:

  • To explore how specific imaging findings, combined with clinical context, can suggest particular infectious organisms in the thorax.
  • To highlight the role of advanced imaging techniques in diagnosing challenging thoracic infections.

Main Methods:

  • Review of clinical cases and associated thoracic imaging findings.
  • Correlation of imaging patterns with specific pathogens in distinct patient populations.
  • Emphasis on the utility of computed tomography (CT) scans over chest radiography.

Main Results:

  • Specific imaging-pathogen correlations were identified in conditions such as nontuberculous mycobacterial infections, invasive fungal disease, Pneumocystis jiroveci pneumonia, and cytomegalovirus infections.
  • Computed tomography (CT) scanning demonstrated superior diagnostic capability compared to chest radiography for these specific infections.
  • Clinical context is essential for interpreting imaging findings and narrowing down potential causative agents.

Conclusions:

  • Thoracic imaging, particularly CT, can suggest specific pathogens when findings are correlated with clinical scenarios.
  • This approach is valuable in immunocompromised patients and those with specific underlying conditions.
  • Integrating imaging with clinical data enhances the diagnostic accuracy for complex thoracic infections.