Module 5 Spleen

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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)


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