Table 1.

Timeline

08/2013	Male term newborn with a congenital soft tumor of the left axilla, postnatal sonography: see Fig. 1a, b
09/2013	Spontaneous augmentation of the tumor, MRI: diagnosis of a CCL without intrathoracic expansion
10/2013	SonoVue® supported CEUS and sclerotherapy of CCL with OK-432
11/2013	Follow up examination by sonography: see Fig. 3a
12/2013	Follow up examination by sonography: see Fig. 3b