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Ultrasonography

Ultrasonography

Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development.
During an ultrasonography procedure, a handheld device called...

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Updated: Mar 13, 2026

Differentiation and Imaging of Brown Adipocytes from the Stromal Vascular Fraction of Interscapular Adipose Tissue from Newborn Mice

Differentiation and Imaging of Brown Adipocytes from the Stromal Vascular Fraction of Interscapular Adipose Tissue from Newborn Mice

Published on: February 3, 2023

Sonographic Differentiation Between Angiolipomas and Superficial Lipomas.

Yoon Sang Shin¹, Yeo Ju Kim², In Suh Park³

¹Department of Radiology, Inha University Hospital, Incheon, Korea.

Journal of Ultrasound in Medicine : Official Journal of the American Institute of Ultrasound in Medicine

|October 15, 2016

Summary

Sonography can help differentiate angiolipomas from superficial lipomas by identifying key differences in their sonographic appearance. Key distinguishing features include echo texture, echogenicity, and capsule visualization, aiding in diagnosis.

Keywords:

angiolipoma lipoma musculoskeletal ultrasound soft tissue neoplasms sonography

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Area of Science:

Radiology
Oncology
Medical Imaging

Background:

Angiolipomas and superficial lipomas are common soft tissue tumors.
Differentiating between these two types of lipomas can be challenging.
Sonography is a widely used imaging modality for evaluating superficial lesions.

Purpose of the Study:

To compare the sonographic characteristics of angiolipomas and superficial lipomas.
To identify sonographic features that can help differentiate between these two entities.

Main Methods:

Retrospective review of preoperative sonograms from patients with biopsy-confirmed angiolipomas and superficial lipomas.
Evaluation of parameters including echo texture, echogenicity, vascularity, capsule visualization, shape, and tumor dimensions.
Statistical comparison of sonographic findings between the two groups.

Main Results:

Angiolipomas typically presented as heterogeneous, hyperechoic, ovoid masses with less visualized capsules.
Superficial lipomas were often homogeneous, isoechoic, spindle-shaped with well-visualized capsules.
Angiolipomas were smaller and showed vascularity, unlike superficial lipomas, with statistically significant differences observed for most parameters (P < .001).

Conclusions:

Sonographic findings differ significantly between angiolipomas and superficial lipomas.
Sonography can be a valuable tool in differentiating these two types of lipomas.
Further studies may refine sonographic criteria for improved diagnostic accuracy.