What to do if i had my blood tests done and pee sample.. can this tell if there is something wrong?

Sure: Depending on the blood tests you can see white count, anemia, platelets, liver functions, kidney functions, thyroid m rheumatoid and so on Urine can be a start to see if blood is in the urine , bacteria, infection, concentration. Its a good screen tool but broad its hard to make a diagnosis just on the labs yu need a good history and physical