<prompt> Most common nephropathy in the world isIgA nephropathyFocal segmental glomerulosclerosisMinimal change diseaseRapidly progressive glomerulonephritis  <response>: IgA nephropathy nuh-FROP-uh-thee, also known as Bergers disease, is akidney disease that occurs when an antibody called immunoglobulin AIgA builds up in your kidneys. This results in local inflammation that, over time, can hamper your kidneys ability to filter waste from your blood. Refer robbins 9e 