Spleen

Question 1

Most common causes of granulomas (in liver and spleen)

Answer 1

histoplasmosis and tuberculosis

Question 2

Splenomegaly is:

Answer 2

Longitudinal is > 12 cm or extends past LP of left kidney

Question 3

Cystic lesions that can be found in spleen:

Answer 3

ADPKD, hydatid, epidermoid, liquified infarcts, panc. pseudocysts

Question 4

Most common benign primary neoplasm of spleen:

Answer 4

hemangiomas

Question 5

Most common malignancy to metastasize to spleen”

Answer 5

melanoma (followed by breast/lung)

Question 6

blood disorder, uncontrolled RBC production, causes hyperviscosity and hypercoagulation

Answer 6

polycythemia vera

Question 7

Polycythemia vera may be cause of:

Answer 7

budd chiari, portal vein thrombosis, splenic infarcts

Question 8

Polysplenia/asplenia associated with

Answer 8

visceral heterotaxy; intestinal malrotation & cardiac defects

Question 9

Polysplenia associated w/ what abnormalities?

Answer 9

biliary atresia, absent GB, azygous continuation of IVC

Question 10

Asplenia associated w/

Answer 10

midline GB/liver, reversed AO and IVC

Question 11

splenic cells implant result in ectopic sleen

Answer 11

posttramatic splenosis