Is urine occult blood 3+ nephritis?

Urine occult blood 3+ may be nephritis, but it may also be caused by other reasons, as follows:

Urine occult blood 3+ refers to the presence of 30 red blood cells in urine in routine urine test. If urine occult blood 3+ is present, accompanied by laboratory tests and imaging tests with nephritis indicators, it is usually considered nephritis. Glomerular filtration membrane is damaged, causing red blood cells in the blood to enter urine, showing urine occult blood 3+. However, urine occult blood 3+ may also be caused by urinary tract infection, urinary tract infection, inflammatory substances damage bladder or urethral mucosa, there will be blood in the urine.