Feb 10, 2025 · Splenunculi, also known as supernumerary spleens, accessory spleens, or splenules, are small nodules of spleen that are separate from the rest of the organ. They are common, seen in up to 16% of CTs of the abdomen and up to 30% of autopsies 2.

Jul 9, 2023 · How is a splenule diagnosed? A splenule is diagnosed on imaging studies like ultrasound, CT, MRI and nuclear medicine studies. What does a splenule look like on imaging? A splenule will closely follow what the spleen looks like on all imaging tests. An MRI is best for cases that are not certain.

Jul 17, 2023 · An accessory spleen, also called a supernumerary spleen, a splenule, or a splenunculus, is a benign and asymptomatic condition in which splenic tissue is found outside the normal spleen. Accessory spleens are a relatively common phenomenon with an estimated 10% to 30% of the population having one.

Mar 15, 2024 · Accessory Spleen (Splenule, Splenunculus) An accessory spleen is normal splenic tissue separate from the main mass of the spleen. Accessory spleens vary in size from a few millimeters to several centimeters, they occur most frequently near or at the splenic hilum.

Sep 2, 2023 · It is critical to distinguish accessory spleens from other abdominal masses with similar ultrasound characteristics, such as enlarged lymph nodes or tumors. Follow-up or imaging may be suggested on a regular basis to evaluate any changes in the splenunculus over time.

As this case illustrates, when submucosal lesions are present in the stomach, especially in patients with a history of splenectomy, the endoscopic ultrasound (EUS) operator should consider the possible presence of an accessory spleen to minimize invasive removal procedures.

Oct 6, 2012 · An accessory spleen (supernumerary spleen, splenule, or splenunculus) is a small nodule of splenic tissue found apart from the main body of the spleen. Accessory spleens are found in approximately 10 percent of the population and are typically around 1 …

Sep 24, 2024 · Ultrasound: Often the first imaging method used to detect an accessory spleen due to its safety and non-invasive nature. CT Scan and MRI: Provide detailed cross-sectional images, which can help in distinguishing accessory spleens from other abnormalities, like tumors or lymph node enlargements.

Jun 23, 2019 · The first study is ultrasound, which can show a well-defined scrotal mass that is isoechoic to spleen. Malignant disease associated with splenic-gonadal fusion is exceedingly rare and occurs in the undescended testis.

Mar 6, 2016 · Accessory spleens have the same imaging characteristics on ultrasound (US), CT, and MRI as the normal spleen (see Fig. 15-2). Enhancement of accessory spleens after intravenous contrast administration on CT and MR images may be similar in character and intensity to that of the normal spleen, a feature that helps distinguish accessory spleens ...