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Updated: Aug 6, 2026
08:52
3D Ultrasound Imaging: Fast and Cost-effective Morphometry of Musculoskeletal Tissue
Published on: November 27, 2017
Sonography of popliteal masses
G Toolanen1, R Lorentzon, S Friberg
1Department of Orthopedics, University of Umeå, Sweden.
Acta Orthopaedica Scandinavica
|June 1, 1988
Summary
Ultrasound imaging of the popliteal space effectively differentiates Baker's cysts from other popliteal masses. This diagnostic tool aids in distinguishing benign cysts from solid lesions and tumors.
Area of Science:
- Radiology
- Musculoskeletal Imaging
Background:
- Popliteal masses can present with varied etiologies.
- Accurate diagnosis is crucial for appropriate patient management.
Purpose of the Study:
- To evaluate the utility of sonography in diagnosing popliteal space masses.
- To differentiate between various types of popliteal lesions using ultrasound.
Main Methods:
- Sonography was performed on 28 patients with suspected popliteal masses.
- Diagnosis was confirmed via needle biopsy or surgery.
- Lesions were categorized based on sonographic findings: echo-free cysts, mixed cystic/solid, and solid.
Main Results:
- 16 patients had simple echo-free cysts diagnosed as Baker's cysts.
- 2 patients with mixed lesions were diagnosed with Baker's cyst (with loose body) or soft-tissue sarcoma.
- 3 patients with solid lesions were diagnosed with muscle rupture, lipoma, or soft-tissue sarcoma.
- Sonography was normal in 7 patients without clinical masses.
Conclusions:
- Sonography is a valuable tool for evaluating popliteal masses.
- Ultrasound can reliably distinguish Baker's cysts from other popliteal space pathologies.
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