Splenic peliosis is an unusual benign disorder characterized by the presence of irregular cystic blood-filled cavities.
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Clinical presentation
Most patients are asymptomatic although very rarely, a patient can present with spontaneous rupture of the spleen.
Associations
Recognized associations include
- use of anabolic steroids
- hematological conditions such as aplastic anemia
- wasting diseases such as
- tuberculosis
- AIDS
- concurrent malignancy
Radiographic features
Ultrasound
May be seen as an echogenic mass lesion with numerous poorly defined foci of varying hypoechogenicity 5.
CT
On non-contrast-enhanced CT images, typically seen as a hypo-attenuating, multi-loculated lesion with well-defined septa within.
On contrast-enhanced CT images, the lesion may show significant enhancement with loss of definition of the lobules and septa. Fluid–fluid levels may also be present.
History and etymology
The term originates from the Greek pelios (Πήλιος), meaning dusky or purple, which arose from the macroscopic appearance of the lesion.
See also
-
peliosis
- splenic peliosis
- hepatic peliosis
- splenic lesions and anomalies
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