Items tagged “spleen”

Splenic epithelial cysts, also known as splenic epidermoid cysts or primary splenic cysts, are unilocular fluid lesions with thin and smooth walls and no enhancement. They represent ~20% of cysts found in the spleen, and are usually an innocuous incidental imaging finding. Note that most (~80%)...

Increased splenic density can be due to a number of processes. The density may be due to calcification (most common) or other compounds (iron, Thorotrast), and can be seen (often incidentally) on abdominal radiographs and CT. On CT the usual splenic attenuation is 35-55 HU or ~10 HU 6 lower than...

Splenunculi, also known as supernumerary spleens, accessory spleens, or splenules, are small nodules of spleen that are separate from the rest of the organ.  Epidemiology They are common, seen in up to 16% of CTs of the abdomen and up to 30% of autopsies 2.  Pathology Accessory spleens are c...

Splenosis is one type of ectopic splenic tissue (the other being accessory spleen). It is an acquired condition and is defined as autoimplantation of one or more focal deposits of splenic tissue in various compartments of the body. Pathology Etiology Abdominal splenosis is seen after abdomina...

Autosplenectomy denotes spontaneous infarction of the spleen with resulting hyposplenism. Epidemiology Autosplenectomy is most frequently encountered in patients with homozygous sickle cell disease, although it has also been reported in pneumococcal septicemia 1, and systemic lupus erythematos...

There are a number of splenic lesions and anomalies: Gamuts hypervascular splenic lesions Congenital anomalies accessory spleen wandering spleen asplenia polysplenia splenogonadal fusion retrorenal spleen Mass lesions Benign mass lesions splenic cyst splenic pse...

Seurat spleen is an angiographic appearance seen following blunt trauma to the spleen. Multiple small punctate regions of intraparenchymal contrast extravasation lead to a spotted appearance. Pathology Several mechanisms are thought to to attribute to this appearance which include sinusoidal s...