Spleen Pathology Flashcards

(34 cards)

1
Q

The spleen is location in the _______ region

A

left hypochondriac

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2
Q

What is the largest mass of lymphatic tissue in the body?

A

Spleen

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3
Q

The spleen is located between which ribs?

A

9th and 11th

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4
Q

The spleen is location between the _____ and the _____

A

fundus of the stomach; diaphragm

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5
Q

The spleen stores?

A

iron and metabolites

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6
Q

The lymphatic tissue of the spleen helps with?

A

phagocytosis

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7
Q

What provides the method for expelling contained blood to meet circulatory demands?

A

venous sinocoids

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8
Q

The white pulp of the spleen aids in?

A

defense against disease

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9
Q

The red pulp of the spleen removes?

A

defective RBCs

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10
Q

What is the reservoir function of the spleen?

A

releases blood during times of stress to maintain rapid return of blood to the heart and muscles

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11
Q

For blood to reach the sinuses it must go through?

A

diapedesis

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12
Q

Diapedesis

A

leukocytes squeeze through pores much smaller than cells

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13
Q

What is the most frequent sonographic abnormality of the spleen?

A

splenomegaly

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14
Q

Signs and symptoms of splenomegaly

A

LUQ mass, jaundice, ascites, portal hypertension, fever, lymphadenopathy

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15
Q

What is the most common cause of splenomegaly?

A

portal hypertension

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16
Q

What is the 2nd most common type of splenomegaly?

18
Q

What is the most common malignant disease that affects the spleen?

19
Q

What is the most common benign neoplasm of the spleen?

20
Q

Hemangiosarcoma

A

rare, aggressive, primary malignant lesion of the spleen

21
Q

Hemangiosarcoma is also called?

22
Q

True or False: Splenic metastasis is common

23
Q

Metastisis to the spleen is most commonly related to?

24
Q

Signs and symptoms of lymphoma

A

lymphadenopathy, fever, fatigue, elevated WBC, weight loss

25
Which type of lymphoma spreads orderly?
Hodgkin's lymphoma
26
Which type of lymphoma does not spread orderly?
Non-Hodgkin's lymphoma
27
Which type of lymphoma is the majority of lymphoma?
Non-hodgkin lymphoma
28
What is the main difference between Hodgkin and Non Hodgkin's lymphoma?
the specific lymphocyte each involves
29
What causes splenic infarction?
tissue death caused by lack of blood supply
30
Sonographic appearance of splenic infarction
well bordered hypoechoic wedge shaped or round areas at periphery with diminished flow
31
What is the most common splenic variant?
splenule
32
What is the most common location of a splenule?
splenic hilum
33
What is the most commonly damaged organ in blunt abdominal trauma?
Spleen
34