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A Step-by-Step Sonographic Approach to Vascular Anomalies in the Pediatric Population: A Pictorial Essay
Anushka Mittal1, Rama Anand1, Richa Gauba1
1Department of Radio-Diagnosis, Lady Hardinge Medical College and Associated Hospitals, New Delhi, India.
Insights
Ultrasonography and Doppler imaging help diagnose pediatric soft-tissue masses caused by vascular anomalies. This approach categorizes lesions as high- or low-flow, guiding further evaluation and management.
Area of Science:
- Pediatric Radiology
- Vascular Imaging
- Soft Tissue Lesions
Background:
- Vascular anomalies are common pediatric soft-tissue masses.
- They are classified as vascular tumors or malformations.
- Ultrasonography is a primary diagnostic tool.
Purpose of the Study:
- To outline a systematic approach for diagnosing vascular anomalies using ultrasound and Doppler imaging.
- To differentiate between high-flow and low-flow vascular lesions.
- To correlate sonographic findings with clinical presentation for accurate diagnosis.
Main Methods:
- Utilizing ultrasonography (USG) and Doppler imaging to evaluate pediatric soft-tissue masses.
- Analyzing sonographic features to classify lesions as high- or low-flow.
- Integrating clinical findings with imaging results for diagnosis.
Main Results:
- USG and Doppler findings effectively categorize vascular anomalies.
- A clinicoradiological diagnosis can be achieved in most cases.
- Further imaging like MRI/CT aids in delineating extent and vascular supply.
Conclusions:
- Ultrasound and Doppler imaging provide a robust framework for diagnosing pediatric vascular anomalies.
- Categorization into high- or low-flow lesions is crucial for management decisions.
- A step-by-step diagnostic approach ensures comprehensive evaluation.
Abstract:
Vascular anomalies are a common cause of soft-tissue masses in children and often referred for ultrasonographic (USG) evaluation. They are broadly classified as vascular tumors (hemangiomas, hemangioendotheliomas, and angiosarcomas) or vascular malformations (venous malformations, lymphatic malformations, and arteriovenous malformations). Findings on USG and Doppler imaging can be used to categorize vascular anomalies into high- or low-flow lesions, which forms the basis for further workup, diagnosis, and management. On careful evaluation of various sonographic features, in conjunction with clinical findings, an accurate clinicoradiological diagnosis can be made in most cases. Further imaging with magnetic resonance (MR) imaging or computed tomography (CT) helps in delineation of lesion extent, whereas MR or CT angiography is useful to map the vascular supply of high-flow lesions. We have illustrated and discussed a step-by-step approach to diagnose vascular anomalies using ultrasound and Doppler imaging.
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