An adult may be able to hold up to 400 milliliters of urine in their bladder. If a person feels the need to urinate, they should only hold in their pee for as long as it takes to reach a restroom.

One of the most helpful tests in the evaluation of neurogenic bladder is called a urodynamic test. Urodynamic testing is also called a cystometrogram (CMG). In this test a very small catheter is ...