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Anatomic variations:
accessory spleen, lobulations, wandering spleen, polyspenia, asplenia, splenosis (s/p trauma)
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Focal splenic lesions: tumor �
mets (lymphoma, melanoma), hemangioma, lymphangioma, hamartoma; infection (often calcified) � abscess, Candida, TB, MAI, Schistosomiasis, PCP;
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Focal splenic lesions: other �
infarct, septic emboli, hematoma, cyst (simple, hydatid) pancreatic pseudocyst, fatty nodules in Gaucher�s
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Microabscess pattern:
Candida, MAI, TB, PCP, bacterial, fungal, Gaucher�s, sarcoid, KS, lymphoma, mets
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Scalloped contour:
infarcts, septic emboli, hematoma, metastatic implants, pseudocyst
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Splenic cyst: primary �
congenital, true;
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Splenic cyst: secondary �
calcified, false, prior infarct, trauma, infection, echinococcus, pancreatic pseudocyst
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Splenic calcifications:
TB, histo, PCP, phleboliths, hemangioma
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Splenomegaly: tumor �
lymphoma, leukemia;
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Splenomegaly: infection �
infectious mono, histo, sarcoid;
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Splenomegaly: metabolic �
Gaucher�s, amyloid, hemochromatosis;not metabolic but another reason: trauma;
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Splenomegaly: vascular �
portal HTN, hematologic disorders
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