I'm not a doctor, but I can provide some general information that might be helpful. Painless hematuria (blood in the urine) in a 15-year-old male, especially when accompanied by urinary incontinence, could be indicative of various underlying medical conditions. It's essential for the individual to consult a healthcare professional for a thorough evaluation and diagnosis. Some potential causes may include:
1. **Urinary Tract Infection (UTI)**: While UTIs are more common in females, they can affect males as well and might lead to hematuria and discomfort.
2. **Kidney Stones**: Hematuria can occur when small stones in the urinary tract cause irritation or injury.
3. **Trauma or Injury**: Physical injury to the urinary tract could result in blood in the urine and, in some cases, urinary incontinence.
4. **Bladder or Kidney Infection**: Infections of the urinary bladder or kidneys might lead to these symptoms.
5. **Underlying Medical Conditions**: Certain medical conditions such as blood clotting disorders or kidney diseases may cause hematuria.
6. **Medications or Treatments**: Sometimes, medications or treatments can lead to side effects such as hematuria.
Given the various potential causes, it's crucial for the individual to consult a healthcare provider promptly. The healthcare provider will conduct a thorough medical history, physical examination, and may order additional tests (such as urine tests, imaging studies, or blood tests) to determine the underlying cause and develop an appropriate treatment plan.