<unk>  (or pelvic spleen) is a rare medical disease caused by the loss or weakening of the ligaments that help to hold the spleen stationary.
Wandering spleen
Accessory spleen
Duodenal lymphocytosis
Splenic marginal zone lymphoma
Generalized lymphadenopathy
Splenomegaly
Ectopic thymus
Retroperitoneal fibrosis