Items tagged “ref”
30 results found
Article
Hourglass biceps tendon
An hourglass biceps tendon refers to severe enlargement of the intra-articular portion of the biceps tendon which can entrap inside joint during flexion and become symptomatic. It can be associated with accumulation of fluid in tendon sheath within the bicipital groove.
Article
Biceps pulley
The biceps pulley is a capsuloligamentous complex that stabilizes the long head of biceps tendon within the bicipital groove. It comprises the coracohumeral ligament, superior glenohumeral ligament, and distal attachment of the subscapularis tendon. It is located within the rotator interval betw...
Article
Double target sign (hepatic abscess)
The double target sign is a characteristic imaging feature of liver abscess on contrast-enhanced CT scans, in which a central, fluid-filled low attenuation lesion is surrounded by a high attenuation inner rim and a low attenuation outer ring 1,2.
The inner ring (abscess membrane) demonstrates e...
Article
Cloquet's canal
Cloquet's canal, also known as the hyaloid canal or Stilling's canal, is a transparent canal that runs from the optic nerve disc to the lens traversing the vitreous body. It serves as a perivascular sheath surrounding the hyaloid artery in the embryonic eye.
History and etymology
Hippolyte Clo...
Case
Pancake adrenal gland
Published
06 Sep 2017
91% complete
Ultrasound
Article
Silver recovery
Silver recovery is the process by which pure metallic silver can be recycled from old x-ray films. The modern process is extremely efficient with a recovery of greater than 99.9% silver.
Historically all radiographic film media employed silver salts as part of the image-producing process. Alth...
Article
PSA density
The PSA density (PSAD) is a calculation performed at diagnosis and is the serum prostate specific antigen (PSA) level (ng/mL) divided by the volume of the prostate gland (mL), resulting in a value with the units, ng/mL2 1. Prostate volume is calculated from TRUS measurements 2,3.
Alternatively...
Article
Fleischner Society
The Fleischner Society is an interdisciplinary learned society with the key aim to advance the study of pathologies of the chest by the use of thoracic imaging.
History
Eight radiologists congregated in November 1969 to found a new society to advance the knowledge of diseases of the chest, pre...
Article
Cystic partially differentiated nephroblastoma
Cystic partially differentiated nephroblastomas (CPDN) are rare pediatric cystic renal tumors. They are distinct from pediatric cystic nephromas although they have very similar imaging appearances.
Terminology
Evolving terminology regarding cystic nephromas and other cystic renal tumors reflec...
Article
Atlas of individual radiographic features in osteoarthritis
The atlas of individual radiographic features in osteoarthritis (OARSI atlas) are publications about radiographic features of osteoarthritis in different joints. They provide a grading scheme for those features illustrated by imaging examples 1,2.
The original and revised version of the OARSI a...
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