Module 5 Spleen
Where are accessory spleens usually located?
at the hilum
The most common focal neoplasm found in the spleen is a
cavernous hemangioma
Etiologies for congestive splenomegaly include all, except what?
cirrhosis cystic fibrosis polycythemia vera-NOT splenic vein thrombosis
which is not a indication for a sonogram of the spleen
clinical history of mononucleosis anemia erythrocytosis abnormal phosphatase-NOT
A sonographic approach that is not advantageous in visualizing the spleen is
coronal in left lateral decubitus
The spleen in a patient with leukemia will most likely be
enlarged
which of the following is NOT considered a risk factor for splenic infarction
gaucher disease bacterial endocarditis diabetes mellitus -NOT portal hypertension
What is another name for splenoma?
hamartoma
A sonogram of the spleen demonstrates a hypoechoic wedge shaped area in the peripheral aspect. What is it?
infarction
the sonographic appearance of a normal spleen in relationship to the liver is
isoechoic or hyperechoic and homogeneous
Pt present with LUQ pain. u/s reveals a complex mass in the spleen with free fluid in the abdo/pelv cavity. what is it
lymphoma
Which congenital splenic disorder is associated with visceral heterotaxy of bilateral left sidedness?
polysplenia syndrome
An enlarged spleen may be caused by what?
portal hypertension
All of the following are functions of the spleen except
production of enzymes-NOT destruction of red blood cells production of lymphocytes production of plasma
In adults with a history of sickle cell anemia, the spleen is typically
small (pg 168 splenomegaly in children with spelnic atrophy later in life)