Blood in urine and frequent urination can be due to
kidney stones, inflammation of urinary tract
and kidneys, diabetes, renal vein thrombosis, certain kidney tumors and polycystic kidney disease.
To confirm the diagnosis, diagnostic tests that may be performed include Urinalysis, Urine culture, X-rays of the kidneys, Cystoscopy, IVP, blood sugar levels, Abdominal ultrasound and CT scan of the abdomen.
I sincerely hope that helps. Please do keep me posted. Kind regards.