PKD2 and autosomal dominant polycystic kidney disease: Also, no mutation was detected in two fetuses from terminated pregnancies: one with prenatal anhydramnios and autopsy findings including hypoplastic kidneys with cystically dilated collecting ducts, club foot, Potter facies, and no liver impairment (patient 974); the other with prenatal findings, such as oligohydramnios, bilaterally massively enlarged kidneys and pulmonary hypoplasia, but also with a positive family history of autosomal dominant polycystic kidney disease caused by mutation in the PKD2 gene (which was also inherited in this fetus - patient 1629).