Items tagged “lipoma”
8 results found
Article
Lipoma of the filum terminale
Lipoma of the filum terminale, also known as fatty filum terminale or filar lipoma, is a relatively common finding on imaging of the lumbar spine, and in most cases is an incidental finding of no clinical concern. However, in some patients it may be associated with signs and symptoms of tethered...
Article
Pericallosal lipoma
Pericallosal lipomas are fat-containing lesions occurring in the interhemispheric fissure closely related to the corpus callosum, which is often abnormal. It is the most common location for an intracranial lipoma making up around 50% of them.
Epidemiology
Pericallosal lipomas are rare, found i...
Article
Bracket sign (pericallosal lipoma)
The bracket sign refers to a radiographic appearance seen with the tubulonodular variety of pericallosal lipoma. It reflects calcification seen at the periphery of the midline lipoma. It is best seen on coronal imaging and historically was identified on frontal radiographs.
It should not be con...
Article
Suprasellar cistern lipoma
Suprasellar cistern lipomas are uncommon, usually incidental findings, with characteristic imaging features and very limited differential diagnosis. A proportion of these lesions can peripherally ossify, in which case they are referred to as osteolipomas 4.
For a general discussion of intracra...
Article
Pleural lipoma
Pleural lipomas are the most common benign soft tissue tumor of the pleura. These lesions are thought to originate from the submesothelial layers of the parietal pleura, extending into the subpleural, pleural, or extrapleural space. Pleural lipomas are encapsulated fatty tumors with a slow growt...
Article
Angiolipoma
Angiolipomas are rare soft tissue tumors composed of mature adipocytes and vessels. They most commonly arise in the subcutaneous tissues of the extremities.
Please refer to the epidural (spinal) angiolipoma article for a specific discussion. The remainder of this article describes the general f...
Article
Intermuscular lipoma
Intermuscular lipomas are lipomas located deep between muscles.
Terminology
Intermuscular lipomas are sometimes called ‘infiltrating lipomas’ since they can involve both the intramuscular and the tissue between muscles 1.
Epidemiology
Intermuscular lipomas are much less common than superfici...
Article
Mesenteric lipoma
Mesenteric lipomas are uncommon benign fat-containing lesions.
Pathology
Like other lipomas, they are comprised of mature adipocytes.
Radiographic features
Although described on both CT and ultrasound, they are more commonly seen on CT.
Ultrasound
Usually seen as a well-encapsulated, homog...
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