Items tagged “musculoskeletal sonography”

15 results found
Article

Glomangioma

Glomangiomas, also known as glomus tumors, are benign vascular tumors typically seen at the distal extremities. On imaging, they characteristically present as small hypervascular nodules under the fingernail.  Terminology These tumors should not be confused with paragangliomas, which were form...
Article

Beta angle (developmental dysplasia of the hip)

The beta angle is a measurement used in the ultrasonographic assessment of developmental dysplasia of the hip (DDH). Measurement The angle is formed by the cartilaginous roof to the vertical cortex of the ilium and thus reflects the femoral head cartilaginous coverage Technique for drawing th...
Article

Morel-Lavallée lesion

Morel-Lavallée lesions are closed degloving injuries associated with severe trauma which then present as hemolymphatic collections or masses. MRI and ultrasound are useful modalities for evaluation. Terminology The lesions classically occur over the greater trochanter of the femur 1. Morel-Lav...
Case

Muscle hernia - bilateral tibialis anterior at multiple levels

  Diagnosis almost certain
Maulik S Patel
Published 30 Aug 2010
75% complete
Ultrasound
Case

Bilateral lateral meniscal cysts

  Diagnosis certain
Maulik S Patel
Published 30 Oct 2010
94% complete
Ultrasound
Article

Anisotropy

Anisotropy is an artifact encountered in ultrasound, notably in muscles and tendons during a musculoskeletal ultrasound. In musculoskeletal applications, the artifact may prompt an incorrect diagnosis of tendinosis or tendon tear. When the ultrasound beam is incident on a fibrillar structure su...
Article

Ultrasound of the elbow

Ultrasound of the elbow allows high-resolution imaging of elbow anatomy while simultaneously allowing dynamic evaluation of the joint, tendons, and ligaments. Approach There are multiple possible approaches to imaging the elbow with ultrasound. A typical protocol is as follows 1: Anterior elb...
Article

Arcade of Frohse

The arcade of Frohse (pronounced "\ˈfʁoːzə \") is also known as the supinator arch. The arcade is formed by a fibrous band between the two heads of the supinator muscle. The deep branch of the radial nerve passes beneath the arcade accompanied by vessels known as the leash of Henry. Radiograph...
Article

Ultrasound of the wrist

Ultrasound is a useful imaging modality for evaluation of the wrist, allowing high-resolution imaging of anatomy while simultaneously allowing dynamic evaluation of the joints, tendons, and ligaments. Approach There are multiple possible approaches to imaging the wrist with ultrasound. The exa...
Article

Snapping triceps syndrome

Snapping triceps syndrome is an uncommon cause of medial elbow pain. It occurs if the triceps insertion subluxates over the medial epicondyle during flexion and extension of the elbow, and two palpable "snaps" may be heard or felt during this motion. It may coexist with ulnar nerve dislocation. ...
Article

Ulnar nerve dislocation (at elbow)

Ulnar nerve dislocation (or it if occurs to lesser degree ulnar nerve subluxation) at the elbow is an uncommon cause of pain and paresthesia in the ulnar nerve distribution. It occurs if the ulnar nerve subluxes and then dislocates over the anterior aspect of the medial epicondyle during flexion...
Case

Plantar fibroma

  Diagnosis almost certain
Maulik S Patel
Published 08 Dec 2014
75% complete
Ultrasound
Article

Ultrasound of the knee

Ultrasound of the knee allows high-resolution imaging of superficial knee anatomy while simultaneously allowing dynamic evaluation of some of the tendons and ligaments. Knee ultrasound is somewhat limited compared with ultrasound examinations of other joints because the cruciate ligaments and th...
Case

Lateral epicondylosis

  Diagnosis certain
Hector Rivera-Melo
Published 07 Jun 2018
97% complete
Ultrasound
Case

Peritendinous gouty tophus of tibialis posterior

  Diagnosis certain
Akos Jaray
Published 22 Nov 2019
94% complete
Ultrasound

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