Related Experiment Video
Updated: Apr 18, 2026
Non-invasive Optical Imaging of the Lymphatic Vasculature of a Mouse
Published on: March 8, 2013
Lymphatic Imaging Techniques: Evaluation of the Central Lymphatic System
Stephanie El Omeiri1, Bethelhem Belachew1, Marcus Meneses1
1Department of Radiology, Children's Hospital of Philadelphia, Philadelphia, PA.
Insights
Pediatric lymphatic flow disorders require advanced imaging. Dynamic contrast-enhanced MR lymphangiography offers high-resolution visualization and functional assessment of the central lymphatic system, becoming a reference standard.
Area of Science:
- Pediatric radiology
- Lymphatic imaging
- Cardiovascular imaging
Background:
- The central lymphatic system is crucial for fluid balance and immune function.
- Lymphatic flow disorders in children are linked to congenital heart disease and postsurgical complications.
- Conditions like chylothorax and plastic bronchitis necessitate detailed imaging for diagnosis and treatment.
Purpose of the Study:
- To review current imaging techniques for the pediatric central lymphatic system.
- To highlight dynamic contrast-enhanced MR lymphangiography as a reference standard.
- To provide guidance on clinical indications, techniques, and interpretation for broader adoption.
Main Methods:
- Review of traditional and advanced cross-sectional imaging modalities.
- Focus on noninvasive techniques: noncontrast MR lymphangiography, contrast-enhanced ultrasound, CT lymphangiography, and dynamic contrast-enhanced MR lymphangiography.
- Detailed description of dynamic contrast-enhanced MR lymphangiography protocols and interpretation.
Main Results:
- Traditional methods offer limited anatomical and functional detail.
- Advanced noninvasive techniques provide high-resolution visualization of central lymphatics like the thoracic duct.
- Dynamic contrast-enhanced MR lymphangiography is established as the reference standard for anatomical mapping and functional assessment.
Conclusions:
- Advances in cross-sectional imaging have significantly improved the evaluation of pediatric lymphatic disorders.
- Dynamic contrast-enhanced MR lymphangiography is a key modality for diagnosing and planning treatment for these conditions.
- Standardization of techniques and interpretation will enhance reproducibility and clinical utility.
Abstract:
The central lymphatic system plays a pivotal role in fluid homeostasis, immune regulation and macromolecular transport. In children, lymphatic flow disorders are increasingly recognized as contributors to a wide spectrum of clinical conditions, particularly in those with congenital heart disease or postsurgical single ventricle physiology. Conditions such as chylothorax, plastic bronchitis, protein-losing enteropathy and generalized lymphatic anomaly often require detailed imaging for diagnosis and therapeutic planning. Advances in cross-sectional imaging have transformed the evaluation of pediatric lymphatic disorders. Traditional techniques like lymphoscintigraphy and conventional lymphangiography offer limited anatomical detail and functional insight. In contrast, noninvasive modalities such as noncontrast MR lymphangiography, contrast-enhanced ultrasound, CT lymphangiography and dynamic contrast-enhanced MR lymphangiography now enable high-resolution visualization of central conducting lymphatics, including the thoracic duct and cisterna chyli. This review describes the current techniques used to image the central lymphatic system in children, with a focus on dynamic contrast-enhanced MR lymphangiography, which has emerged as the reference standard for both anatomical mapping and functional assessment. We review clinical indications, access techniques, protocol optimization, interpretation frameworks and technical pitfalls to facilitate broader adoption and reproducibility of these techniques.
More Related Videos
Related Concept Videos
01:16Lymphatic Vessels and Lymph Transport
This one-way system allows fluids, solutes, and even pathogens to enter but prevents their return to the intercellular...
01:15Development of the Lymphatic System
The first lymph sacs to form are the paired jugular lymph sacs located at the junction of the internal jugular and subclavian veins. From these sacs, lymphatic capillary plexuses extend to the thorax, upper limbs, neck, and head, eventually forming lymphatic vessels. Each jugular lymph sac maintains a...
01:23Detailed Structure and Function of Lymph Nodes
From a histological perspective, lymph nodes can be split into two main areas: the superficial cortex and the deep medulla. The outer cortex is populated by dendritic cells, macrophages, and B lymphocytes, which are densely packed into follicles. When these B-lymphocytes are presented...
01:23Introduction to Lymphatic and Immune System
The immune responses can be categorized into two types: innate and adaptive. Innate immunity comprises nonspecific defenses we are born...