Spleen

Question 1

25 year old female complains of RLQ pain and nausea. RUQ looks normal, but small mass noted in area of splenic hilum. Mass is isoechoic to spleen. Most likely diagnosis?

Answer 1

Accessory spleen

Question 2

15 year old male with history of left sided trauma five years ago. Findings include a mass that contains calcifications producing shadowing. Most likely diagnosis?

Answer 2

Splenic hematoma

Question 3

Chronic hematomas may appear:

Answer 3

Complex

Have calcified walls

Question 4

A patient with a wandering spleen would have an increased risk for:

Answer 4

Splenic torsion

Question 5

The most common cause of splenomegaly

Answer 5

Portal hypertension

Question 6

A splenic hamartoma may be discovered more often in individuals with a history of:

Answer 6

Tuberous sclerosis

Question 7

What is a benign lesion that is a congenital malformation of the lymphatic system?

Answer 7

Lymphangioma

Question 8

What is likely to be seen in a patient with a history of histoplasmosis?

Answer 8

Multiple granulomas

Question 9

Another name for splenoma is:

Answer 9

Hamartoma

Question 10

Most common infection of spleen

Answer 10

Mononucleosis

Question 11

What kind of mortality rate is associated with abscess in the spleen?

Answer 11

High

Question 12

What is the most common primary splenic tumor?

Answer 12

Hemangioma

Question 13

Hemangiomas are more common in males between the ages of 50-70 years.
T/F

Answer 13

False, 20-50

Question 14

Leukemia is more common in:

Answer 14

Males

Question 15

Hemangiosarcoma is also known as:

Answer 15

Splenic angiosarcoma

Question 16

There’s a ____ mortality rate within 6 months of diagnosis of hemangiosarcoma.

Answer 16

80%

Question 17

Most common Mets to spleen:

Answer 17

Melanoma, leukemia, lymphoma, breast, ovary, and bronchogenic cancers

Question 18

True cysts of the spleen are also known as:

Answer 18

Epidermoid cysts or congenital cysts

Question 19

True cysts have a:

Answer 19

Epithelial or endothelial lining

Question 20

Splenic pseudocysts are also known as:

Answer 20

Post traumatic cysts

Question 21

Splenic pseudocysts account for ____ of all splenic cysts

Answer 21

80%

Question 22

Post traumatic cysts in the spleen differ from true cysts by:

Answer 22

Post traumatic cysts DO NOT have an epithelial lining

Question 23

Blood disorders associated with the spleen

Answer 23

Hemolytic anemia
Extramedullary hematopoeisis
Sickle cell anemia
Polycythemia Vera

Question 24

Sickle cell anemia is a genetic mutation in African Americans resulting in altered shape and plasticity of WBCs.
T/F

Answer 24

False, RBCs

Question 25

Sickle cell anemia can lead to:

Answer 25

Increased blood viscosity
Stasis
Small vessel occlusion
Infarction 
Necrosis

Question 26

What is an acquired myeloproliferative disorder where the bone marrow produces excessive amounts of RBCs, WBCs, and platelets?

Answer 26

Polycythemia Vera

Question 27

Gaucher’s disease makes the spleen look similar to:

Answer 27

A cirrhotic liver

Question 28

Children under 8 account for 60% of the affected population with Gaucher disease.
T/F

Answer 28

False, 50%

Question 29

Niemann-Pick disease is a fatal disease affecting:

Answer 29

Infant females