My boyfriend he got spot blood when he pass urine....what the sign of it....

Here are some ...: All men with gross bloody urine should be checked out to ensure no UTI, no STD-related urethritis, and even tumor despite being young. So, collect th info on the onset, degree, duration, interval, evolution, and progress of the symptoms & their related Sx over time, and bring those to Doc for analysis + physical exam + tests such as UA, CT.IVP, cystoscopy, etc, so to deduce possible Dx for Rx...