Immunoglobulin A nephropathy (also known as IgA nephropathy or Berger's disease) is a condition that causes IgA antibodies to accumulate in the kidneys—leading to damage that affects their blood ...

Immunoglobulin A (IgA) nephropathy is a condition that causes a certain type of protein to build up in your kidneys. It progresses differently in everyone. Your kidneys might still work well years ...

However, about 30% to 40% of those with IgA nephropathy develop kidney failure 20 to 30 years after symptom onset. Early ...