MYH9 and macrothrombocytopenia and granulocyte inclusions with or without nephritis or sensorineural hearing loss: <b>Background/Objectives</b>: <i>MYH9</i> gene variants cause <i>MYH9</i>-related disease (<i>MYH9</i>-RD), which is also known as Epstein syndrome, Fechtner syndrome, May-Hegglin anomaly, and Sebastian syndrome.