Spleen

Question 1

4 components that make up the spleen

Answer 1

white and red pulp
vascular system
supporting tissue

Question 2

functions of the spleen

Answer 2

storage
hematopoiesis: formation of blood cell
filtration
immune response

Question 3

ligaments of the spleen

Answer 3

gastrosplenic
splenorenal
splenophrenic
splenocolic

Question 4

splenule or accesssory spleen

Answer 4

usually near splenic hilum
small round and isoechoic to spleen

Question 5

wandering spleen

Answer 5

spleen can move around abdomen

Question 6

what is leukopenia

Answer 6

low WBC

Question 7

leukocytosis

Answer 7

abnormal elevation of WBC

Question 8

normal size of spleen

Answer 8

length under 11cm
width under 4cm

Question 9

splenomegaly

Answer 9

most common finding

Question 10

most common cause of large spleen

Answer 10

liver disease
blood cancer
infection
abnormal flow
blood cell disorder

Question 11

splenic cyst

Answer 11

parasitic or non
more common in females

Question 12

main causes of splenic abscess

Answer 12

infection
trauma
immunodeficiency conditions

Question 13

splenic artery aneurysm

Answer 13

3rd common site for intra abdominal aneurysm

Question 14

cystic lymphangioma

Answer 14

malformation of lymphatics is composed of endothelium lined cystic spaces

Question 15

splenic hamartoma

Answer 15

rare
benign
vascular tumor
usually <3cm
usually no symptoms

Question 16

splenic cavernous hemangioma

Answer 16

most common benign tumor
<2cm

Question 17

hodgkins disease

Answer 17

cancer of lymph nodes

Question 18

non hodkins

Answer 18

uncontrolled metastasis of undifferentiated lymphocytes

Question 19

lymphoma

Answer 19

diffuse or focal
may have associated splenic hilar lymphadenoapthy

Question 20

hemangiosarcoma most common symptoms

Answer 20

fever
malaise
abd pain

Question 21

splenic infarct

Answer 21

refers to occlusion of splenic vascular supply
from trauma, vascular disease, autoimmune disease