D2I2.
chronic

Glomerulonephritis

Glomerulonephritis (GN) is a term used to refer to several kidney diseases. Many of the diseases are characterised by either of the glomeruli or of the small blood in the kidneys, hence the name, but not all diseases necessarily have an component.

Underlined words are explained — tap any of them.

Plain-language summary adapted from Wikipedia. Not medical advice.