Differentiate glycosuria from ketonuria.

Explanation

To differentiate glycosuria from ketonuria, we can follow these steps:

### Step 1: Definition
- **Glycosuria**: This is a condition characterized by the presence of glucose in the urine. It typically occurs when blood glucose levels exceed the renal threshold for glucose reabsorption, commonly seen in diabetes mellitus.

- **Ketonuria**: This condition is defined by the presence of ketone bodies in the urine. Ketones are produced during the breakdown of fats for energy, especially when carbohydrate intake is low, such as during prolonged fasting or in uncontrolled diabetes.

### Step 2: Causes
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