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ABD/SMALL PARTS II > Spleen > Flashcards

Spleen Flashcards

1
Q

Name the 5 cystic lesions of the spleen

A 
autosomal dominant polycystic disease
hydatid cysts
epidermoid cysts
liquified infarcts/hematomas
pancreatic pseudocysts
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2
Q

Which portion may be most helpful in an ultrasound exam of the spleen

A

rolled into a steep rt lateral decubitus position with left arm raised

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3
Q

Is the spleen often the site of primary disease

A

False, rarely

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4
Q

List the ligaments which hold the spleen in place

A

lienorenal
gastrosplenic
phrenocolic

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5
Q

What is splenomegaly

A

splenic enlargement

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6
Q

A length measurement greater than _____ is considered splenomegaly

A

13 cm

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7
Q

What are the primary causes of splenomegaly

A

portal hypertension
viral infections
bacterial infections

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8
Q

What are granulomas

A

Focal lesions resulting from previous infections

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9
Q

What is the most frequent cancer to metastasis to the spleen

A

melanoma

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10
Q

Which abdominal quadrant is the spleen located in

A

LUQ

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11
Q

What position is the left kidney to the spleen

A

inferior and medial

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12
Q

Is the spleen essential to life

A

no

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13
Q

Can trauma to the spleen be life threatening? why?

A

yes, organ stores blood, when it ruptures, it surrounds the spleen and peritoneal cavity

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14
Q

What is the most common primary neoplasm of the spleen

A

cavernous hemangiomas

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15
Q

What is polysplenia

A

bilateral left sidedness

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16
Q

What is abdominal heterotaxia

A

generic term defining the misarrangement of abdominal structures

17
Q

What is the term for the normal common variant characterized by small, round masses with parenchyma identical to spleen, located near the splenic hilum

A

accessory spleen/splenule

18
Q

What is the late ultrasound appearance of a spleen in a patient, associated with sickle cell anemia

A

spleen decreases in size and echogenic hypoechoic area in the periphery of the spleen

19
Q

What are the two classifications of heterotaxia

A

polysplenia

asplenia

20
Q

The spleen is part of the what system

A

reticuloendothelial

21
Q

What is the spleen function

A

synthesis of blood proteins

22
Q

what is the spleen

A

largest single mass of lymphoid tissue in the body

23
Q

Due to its location in the LUQ, when the spleen enlarges it

A

extends anteriorly, medially and inferiorly

24
Q

What is the modality of choice in evaluating abdominal trauma/splenic trauma

A

CT

25
Q

What are the labs associated with the spleen

A 
hematocrit
bacteremia
sepsis
leukocytosis
leukopenia
thrombocytopenia

ABD/SMALL PARTS II (10 decks)

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