Contrast-enhanced ultrasound of the kidneys and adrenals in children

Susan J Back1,2, Patricia T Acharya3, Richard D Bellah4,5

  • 1Department of Radiology, Children's Hospital of Philadelphia, 3401 Civic Center Blvd., Philadelphia, PA, 19104, USA. backs@email.chop.edu.

Pediatric Radiology
|May 12, 2021
PubMed

Insights

Contrast-enhanced ultrasound (CEUS) shows promise for pediatric kidney and adrenal gland evaluations, though it remains an off-label use. Extrapolating adult data suggests significant opportunities for clinical application in children.

Area of Science:

  • Pediatric Radiology
  • Medical Imaging
  • Ultrasound Technology

Background:

  • Contrast-enhanced ultrasound (CEUS) applications in pediatrics are expanding.
  • Intravenous contrast agents for pediatric kidney and adrenal gland evaluation are off-label.
  • Established adult CEUS knowledge can inform pediatric use.

Purpose of the Study:

  • To review current pediatric CEUS experience for kidneys and adrenal glands.
  • To identify potential clinical uses of CEUS in pediatric patients.
  • To bridge the gap between adult and pediatric CEUS applications.

Main Methods:

  • Review of current literature and clinical experience.
  • Extrapolation of established adult kidney CEUS findings to pediatric cases.
  • Focus on applications for pediatric renal and adrenal imaging.

Main Results:

  • Pediatric kidney CEUS applications mirror adult uses: ischemic disorders, tumor differentiation, lesion evaluation, pyelonephritis, and abscesses.
  • Pediatric adrenal CEUS is limited, primarily for trauma assessment and hemorrhage vs. mass differentiation.
  • Significant potential exists for pediatric CEUS in renal and adrenal imaging.

Conclusions:

  • Pediatric CEUS for kidneys and adrenal glands offers valuable diagnostic opportunities.
  • Further research and guideline development are needed for off-label pediatric CEUS use.
  • CEUS can enhance the evaluation of pediatric renal and adrenal conditions.

Related Concept Videos

Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

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...
109
Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

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...
111
Imaging Studies I: Kidney, Ureter, and Bladder Studies01:28

Imaging Studies I: Kidney, Ureter, and Bladder Studies

Kidney, Ureter, and Bladder (KUB) StudiesKidney, Ureter, and Bladder (KUB) studies are standard diagnostic imaging procedures used to assess the anatomy of the urinary system. They are commonly utilized for patients experiencing abdominal pain or urinary symptoms. By using a simple X-ray of the abdomen, KUB studies can reveal structural and pathological abnormalities within the kidneys, ureters, and bladder. These studies are particularly valuable in diagnosing kidney stones, urinary...
84
Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

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,...
107
Imaging Studies VII: Vascular Imaging01:19

Imaging Studies VII: Vascular Imaging

DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
110
Imaging Studies V: Intravenous Urography and Retrograde Pyelography01:22

Imaging Studies V: Intravenous Urography and Retrograde Pyelography

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...
428