Nephropathy-deafness-hyperparathyroidism syndrome is characterized by renal failure without haematuria, parathyroid hyperplasia and sensorineural deafness. It has been described in five children born to consanguineous patents. The mode of inheritance appears to be autosomal recessive. The disease is Monarch Disease Ontology term MONDO_0009729 (nephropathy - deafness - hyperparathyroidism syndrome). Also known as: Edwards-Patton-Dilly syndrome.