Haematuria is the disorder involving

Options

A. The loss of blood through the urine
B. Loss of haemoglobin in R.B.C.
C. Loss of glucose in urine
D. The increase in concentration blood urea

Answer

**Step-by-Step Solution:**

1. **Understanding Hematuria**: Hematuria is a medical term that refers to the presence of blood in the urine. This condition can be a sign of various underlying health issues.

2. **Identifying the Options**: The question provides four options:
- A) Loss of blood through the urine
- B) Loss of hemoglobin in red blood cells (RBCs)
- C) Loss of glucose in urine
- D) Increased concentration of blood urea

3. **Analyzing Each Option**:
- **Option A**: Loss of blood through the urine - This directly corresponds to the definition of hematuria.
- **Option B**: Loss of hemoglobin in RBCs - This does not relate to hematuria.
- **Option C**: Loss of glucose in urine - This is related to conditions like diabetes, not hematuria.
- **Option D**: Increased concentration of blood urea - This is related to kidney function but does not define hematuria.

4. **Selecting the Correct Answer**: Based on the analysis, the correct answer is **A) Loss of blood through the urine**. This option accurately describes hematuria.

5. **Understanding the Implications**: Hematuria can indicate serious medical problems such as urinary tract infections (UTIs), kidney diseases, bladder cancer, or injuries to the urinary tract.