Dedifferentiated liposarcoma of the retro-peritoneum: histologically low-grade type.

A dedifferentiated liposarcoma of the retro-peritoneum of a 45-year-old female is described in this case report. It showed dedifferentiation into a histological low-grade type and thus defies the traditional definition of dedifferentiated liposarcoma. The excised specimen was a huge, multi-nodular encapsulated mass surrounding the kidney and infiltrating into it.

Potter's syndrome: a report of 5 cases.

Bilateral renal agenesis or Potter's Syndrome is an extremely rare congenital anomaly associated with oligohydramnios. The infants die off pulmonary hypoplasia. We herewith report five cases of Potter's Syndrome over a span of one year.