Spleen Flashcards
25 year old female complains of RLQ pain and nausea. RUQ looks normal, but small mass noted in area of splenic hilum. Mass is isoechoic to spleen. Most likely diagnosis?
Accessory spleen
15 year old male with history of left sided trauma five years ago. Findings include a mass that contains calcifications producing shadowing. Most likely diagnosis?
Splenic hematoma
Chronic hematomas may appear:
Complex
Have calcified walls
A patient with a wandering spleen would have an increased risk for:
Splenic torsion
The most common cause of splenomegaly
Portal hypertension
A splenic hamartoma may be discovered more often in individuals with a history of:
Tuberous sclerosis
What is a benign lesion that is a congenital malformation of the lymphatic system?
Lymphangioma
What is likely to be seen in a patient with a history of histoplasmosis?
Multiple granulomas
Another name for splenoma is:
Hamartoma
Most common infection of spleen
Mononucleosis
What kind of mortality rate is associated with abscess in the spleen?
High
What is the most common primary splenic tumor?
Hemangioma
Hemangiomas are more common in males between the ages of 50-70 years.
T/F
False, 20-50
Leukemia is more common in:
Males
Hemangiosarcoma is also known as:
Splenic angiosarcoma
There’s a ____ mortality rate within 6 months of diagnosis of hemangiosarcoma.
80%
Most common Mets to spleen:
Melanoma, leukemia, lymphoma, breast, ovary, and bronchogenic cancers
True cysts of the spleen are also known as:
Epidermoid cysts or congenital cysts
True cysts have a:
Epithelial or endothelial lining
Splenic pseudocysts are also known as:
Post traumatic cysts
Splenic pseudocysts account for ____ of all splenic cysts
80%
Post traumatic cysts in the spleen differ from true cysts by:
Post traumatic cysts DO NOT have an epithelial lining
Blood disorders associated with the spleen
Hemolytic anemia
Extramedullary hematopoeisis
Sickle cell anemia
Polycythemia Vera
Sickle cell anemia is a genetic mutation in African Americans resulting in altered shape and plasticity of WBCs.
T/F
False, RBCs
Sickle cell anemia can lead to:
Increased blood viscosity Stasis Small vessel occlusion Infarction Necrosis
What is an acquired myeloproliferative disorder where the bone marrow produces excessive amounts of RBCs, WBCs, and platelets?
Polycythemia Vera
Gaucher’s disease makes the spleen look similar to:
A cirrhotic liver
Children under 8 account for 60% of the affected population with Gaucher disease.
T/F
False, 50%
Niemann-Pick disease is a fatal disease affecting:
Infant females
