Urology pertains to diagnosing and treating disorders of the urinary tract or urogenital system. The urinary tract consists of organs and tubes that produce and excrete urine. The urogenital system refers to the organs and functions involved in excretion and reproduction.

Physicians in this specialty treat patients suffering from numerous diseases and illnesses, but some of the most common are Incontinence, Impotency, Sterilization, Sexual Dysfunctions, Kidney stones, Infertility, bladder disorders, Benign prostatic hyperplasia (BPH), Benign prostatic hyperplasia, Urinary tract infection, Prostate cancer, Erectile dysfunction (impotence), Prostatitis, Male infertility, Urinary incontinence, Testicular cancer, Bladder cancer, Cystitis, Frequent urination, and Bladder stones.

Once properly diagnosed, practitioners can perform numerous procedures on patients including Seed Implant (Brachtherapy), Circumcision, Vasectomy, Non-Incisional Sterilization, Brachytherapy, Lithotripsy, Kidney Biopsy, Bladder reconstruction, Prostate Biopsy, Nerve-sparing prostatectomy, Kidney Transplantation, Cryosurgical treatment, Robot-assisted nephrectomy and prostatectomy, Retrograde Pyelogram, and Radical perineal prostatectomy.

To diagnose patients with possible illnesses and diseases, specialists will often perform one of many tests including Computed Tomography (CT or CAT) Scan of the Kidney, Kidney, Ureter, and Bladder X-ray, Cystoscopy, Kidney Ultrasound, Uroflowmetry, Cystometry, Kidney Scan, Intravenous Pyelogram, Retrograde Cystography, Renal Venogram, Prostate / Rectal Sonogram, Retrograde Pyelogram, Cystography, Uroscopy, Renal Angiogram, and Antegrade Pyelogram.

Doctor density varies by specialty and location. Washington, D.C. has 76 practicing urologists. Broken out by city, urology doctor density in Seneca is 1 and in Washington is 75.

According to 2005 Census estimates, Washington, D.C. has a population of 550,521. Of this population, 110,240 are under the age of 18 and 66,591 are at or above the age of 65.