musculoskeletal applications of supersonic shear imaging (ssi)

MUSCULOSKELETAL APPLICATIONS of SUPERSONIC SHEAR IMAGING (SSI)

Pictorial Essay

HUNG THIEN NGUYEN, HAI THANH PHANHUNG THIEN NGUYEN, HAI THANH PHAN

MEDIC MEDICAL CENTER, HCMC, MEDIC MEDICAL CENTER, HCMC, VIETNAMVIETNAM

Purpose

To apply the supersonic shear imaging To apply the supersonic shear imaging (SSI) technique to musculoskeletal (SSI) technique to musculoskeletal disorders in the situation of clinical utility is disorders in the situation of clinical utility is yet to be established. yet to be established.

Materials and Methods

1.1. A pictorial essay presentation.A pictorial essay presentation.2.2. Using conventional ultrasound and SSI Using conventional ultrasound and SSI

technique with the linear probe (4-15MHz) of technique with the linear probe (4-15MHz) of the Supersonic Imagine System, Aithe Supersonic Imagine System, AiXXplorer. plorer. The range we used was 0-180 kPa. Using a The range we used was 0-180 kPa. Using a Qbox of 1 cm in diameter elasticity values Qbox of 1 cm in diameter elasticity values were measured.were measured.

3.3. Some cases were compared to ARFI Some cases were compared to ARFI technology from Acuson S2000 Siemenstechnology from Acuson S2000 Siemens

Results

The present pictorial essay includes The present pictorial essay includes

supraspinatus, rotator cuff tears, supraspinatus, rotator cuff tears, Baker’s cyst, Baker’s cyst, plantatis fasciitis,plantatis fasciitis,gout,gout,synovitis, bursitissynovitis, bursitissoft tissue lesions (inflammatory myositis, muscle soft tissue lesions (inflammatory myositis, muscle

tuberculosis),tuberculosis),ganglion cystganglion cyst

ROTATOR CUFF TEAR

SSI versus ARFI

CALCIFIED TENDINOSIS

Calf Muscle Tuberculosis

Histopathologic results= Some tubercular vesicles of muscle and soft tissues included caseum in the central and surrounding with degenerative cells, lymphocytes and Langhans giant cells.

MYOSITIS_ARFI

GOUT in ARFI

BURSITIS

SYNOVITIS

PLANTARIS FASCIITIS

MUSCULAR HEMATOMA

BAKER’S CYST

GANGLION CYST

TENDOSYNOVITIS

Conclusions

SSI technique can be used for various SSI technique can be used for various musculoskeletal applications. musculoskeletal applications.

SSI is able to provide quantitative and local SSI is able to provide quantitative and local elastic information in real time.elastic information in real time.

Further multicenter studies with the Further multicenter studies with the histopathological correlation need to be histopathological correlation need to be performed in order to establish the clinical utility performed in order to establish the clinical utility of supersonic shear imaging.of supersonic shear imaging.

References 1/ Minoru Shinohara, Karim Sabra, Jean-Luc Gennisson, 1/ Minoru Shinohara, Karim Sabra, Jean-Luc Gennisson,

Mathias Flink and Mickael Tanter: Real-Time Mathias Flink and Mickael Tanter: Real-Time Visualization of Muscle Stiffness Distribution with Visualization of Muscle Stiffness Distribution with Ultrasound Shear Wave Imaging During Muscle Ultrasound Shear Wave Imaging During Muscle Contraction, Muscle & Nerve Month 2010.Contraction, Muscle & Nerve Month 2010.

2/ P. S. Zoumpoulis, A. Plagou, E. Fandridis, 2/ P. S. Zoumpoulis, A. Plagou, E. Fandridis, N. Gerostathopoulos: Ultrasound Imaging and N. Gerostathopoulos: Ultrasound Imaging and Elastography of the Rotator Cuff Muscles: Elasticity Elastography of the Rotator Cuff Muscles: Elasticity Measurements of the Supraspinatus and Infraspinatus Measurements of the Supraspinatus and Infraspinatus Muscles using Shear Wave Elastography (ECR 2011, Muscles using Shear Wave Elastography (ECR 2011, poster).poster).

musculoskeletal applications of supersonic shear imaging (ssi)

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