Investigations Peoplereferredtoahaematuriaclinicforfurtherinvestigation willusuallyhaveaflexiblecystoscopytoexcludebladder and urethral pathology and a renal ultrasound scan, to excludeuppertractpathology,aCTintravenousurography, intravenousurogram(IVU)orakidneys,uretersandbladder (KUB)X-ray.