Final answer:
Hematuria is a condition characterized by the presence of blood in the urine. It can be caused by factors such as kidney infections, trauma, or conditions like malaria and typhoid.
Step-by-step explanation:
Hematuria is a condition where there is blood in the urine. It can be caused by various factors such as nephritis, trauma, tuberculosis of the kidney, kidney stones, or conditions like malaria and typhoid. Additionally, hemolysis, the breakdown of red blood cells, can also lead to hematuria.