periventricular nodular heterotopia 7 (MONDO_0014966) is any periventricular nodular heterotopia in which the cause of the disease is a mutation in the NEDD4L gene. Also known as: NEDD4L periventricular nodular heterotopia, PVNH7, periventricular nodular heterotopia 7; PVNH7, periventricular nodular heterotopia caused by mutation in NEDD4L, periventricular nodular heterotopia type 7.