PMC3766531_01
Abdominal distension in an infant.
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An abdominal examination disclosed a general distention (Figure 1), with a dullness on the left side and tympany on the right side of the abdomen.
CT scan showed a large, cystic, heterogeneous mass extending across the midline
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CT scan showed a large, cystic, heterogeneous, left sided, retroperitoneal mass extending across the midline (Figure 2).
Smooth muscle, cartilage, fat tissue were mixed with mature and immature glial tissue. Arrow shows a glandular structures wall (Hematoxylin-eosin stain, original magnification, X 100).
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This was consistent with a mature teratoma (Figure 3).