What is the most common malignancy of the spleen?
Angiosarcoma. Although rare, angiosarcoma is the most common primary non-hematopoietic malignant tumor of the spleen. This is a highly aggressive tumor with poor prognosis. Spenomegaly is commonly found and spontaneous splenic rupture has been reported in approximately 25% of patients.
Can a mass on the spleen be benign?
Most common primary tumours of the spleen are benign and originate from the vascular endothelium and include haemangioma, hamartoma, littoral cell angioma, lymphangioma, haemangioendothelioma, haemangiopericytoma.
How common are splenic tumors?
Cancer that first starts in the spleen is a rare occurrence. Researchers believe it happens in less than 2 percent of all lymphomas and 1 percent of all non-Hodgkin lymphomas.
What is a splenic mass?
A splenic tumor is a mass or lump within the spleen. Overall, two-thirds of all splenic masses are malignant and of these, two-thirds are hemangiosarcoma. If a patient presents with a splenic mass and internal bleeding, there is a 76% risk of having a malignant splenic tumor and 70% risk of having hemangiosarcoma.
How long does a spleen biopsy take?
The test will take about 30 to 60 minutes.
What are spleen masses?
Spleen is the largest single mass of lymphoid tissue in human body. It is reddish in color and oval in shape and has a notched anterior border. Spleen lies just beneath the left half of the diaphragm close to the ninth, tenth and eleventh ribs. The long axis of the organ lies parallel to the shaft of the tenth rib.
What are splenic lesions?
Splenic lesions are unusual cysts or inflamed areas of surface tissue on the spleen. Lesions can be caused by many different illnesses and adverse health conditions, including bacterial and viral infections, abnormal buildups of immune cells, cancer, and direct physical trauma to the organ.
What is a hypodense spleen lesion?
Hypodense lesions are usually described on ultrasound and/or cat scan reports of the spleen. The number, size and shape of the lesions are important to note also but they are not usually worrisome and are a common finding. Hypodense means they could indicate cysts or open spaces in the spleen that are not as dense as surrounding tissue.