Spleen Pathology Flashcards
(34 cards)
The spleen is location in the _______ region
left hypochondriac
What is the largest mass of lymphatic tissue in the body?
Spleen
The spleen is located between which ribs?
9th and 11th
The spleen is location between the _____ and the _____
fundus of the stomach; diaphragm
The spleen stores?
iron and metabolites
The lymphatic tissue of the spleen helps with?
phagocytosis
What provides the method for expelling contained blood to meet circulatory demands?
venous sinocoids
The white pulp of the spleen aids in?
defense against disease
The red pulp of the spleen removes?
defective RBCs
What is the reservoir function of the spleen?
releases blood during times of stress to maintain rapid return of blood to the heart and muscles
For blood to reach the sinuses it must go through?
diapedesis
Diapedesis
leukocytes squeeze through pores much smaller than cells
What is the most frequent sonographic abnormality of the spleen?
splenomegaly
Signs and symptoms of splenomegaly
LUQ mass, jaundice, ascites, portal hypertension, fever, lymphadenopathy
What is the most common cause of splenomegaly?
portal hypertension
What is the 2nd most common type of splenomegaly?
infiltrative
What is the most common malignant disease that affects the spleen?
Lymphoma
What is the most common benign neoplasm of the spleen?
Hemangioma
Hemangiosarcoma
rare, aggressive, primary malignant lesion of the spleen
Hemangiosarcoma is also called?
angiosarcoma
True or False: Splenic metastasis is common
False
Metastisis to the spleen is most commonly related to?
Melanoma
Signs and symptoms of lymphoma
lymphadenopathy, fever, fatigue, elevated WBC, weight loss