Splenic lesions and anomalies
Dr Yuranga Weerakkody et al.
There are number of splenic lesions and anomalies
Congenital anomalies
Mass lesions
Benign mass lesions
- splenic cysts : see cystic lesions of the spleen
- splenic haemangioma : commonest benign splenic lesion
- splenic epidermoid cyst
- splenic lymphangioma
- splenic hamartoma
- splenic abscess
Indeterminate mass lesions
Malignant mass lesions
- lymphoma : commonest malignant tumour with splenic involvement 2
- angiosarcoma of spleen : commonest primary malignant splenic tumour 3
- haemagiopericytoma of spleen
- splenic metastases
Diffuse infiltrative processes
Usually manifests as splenomegaly
Some can present as distinct lesions (e.g granulomas)
Other abnormalities
-
splenic rupture
- traumatic : spleen is the most frequently injured intra-abdominal organ in blunt trauma 2
- non traumatic
- splenic infarction
- splenosis
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