“…Hamartoma 15,28 Usually benign, focal disorganized overgrowth of mature mesenchymal tissue Solid soft-tissue mass, cystic components; homo-or heterogeneous; can contain calcifications; isoechoic to surrounding soft-tissue; echogenic fibrovascular stalk, sessile; single vascular pedicle; depending on the location, orbital or intracranial extension can occur; both solitary and multiple. Haemangioma 16 Proliferation of endothelial cells lining the blood vessels Vascular, mixed echogenicity; Rapidly involuting congenital hemangioma (RICH, fast-growing) or non-involuting congenital hemangioma (NICH, not usually a prenatal diagnosis). Dacrocystocele 17 Nasolacrimal duct obstruction, due to obstruction of the valve of Hasner Cystic; hypo-, anechoic; avascular; circular or tubular; arising from the medial epicanthus.…”