What condition is characterized by increased urine output?

The condition characterized by increased urine output is polyuria. Polyuria refers to the production of an abnormally large volume of urine, which can be a result of various factors such as diabetes mellitus, diabetes insipidus, certain medications, or excessive fluid intake.

When discussing polyuria, it is important to differentiate it from other terms related to urine output. Anuria describes a complete lack of urine production, typically indicating severe kidney dysfunction or obstruction. Oliguria refers to a decreased urine output, often considered as less than 400 milliliters in a 24-hour period, and is commonly associated with kidney problems or dehydration. Isosthenuria denotes urine that has a specific gravity that is similar to that of plasma, indicating a lack of concentration or dilution ability by the kidneys, rather than an increase in output.

Understanding these distinctions helps establish a clearer picture of renal function and potential underlying health issues, reinforcing the significance of monitoring urinary habits in clinical settings.