Glossary

Alpha-blockers
Medications used to treat the symptoms of benign prostatic hyperplasia by relaxing the smooth muscles of the prostate and bladder neck

Androgen
Male hormones, such as testosterone

Anemia
A condition in which a person has an abnormally low number of red blood cells, low hemoglobin and/or low volume of packed red blood cells per 100 mL of blood

Antibiotic
Medication used to treat bacterial infections

Anus
The opening of the rectum to the outside of the body

Bacteria
Single-celled organisms, some of which live inside other organisms and some of which live independently

Benign
Not cancerous; a benign growth does not invade surrounding tissue or spread to other parts of the body

Benign prostatic hyperplasia
Abnormal growth of the prostate not due to cancer or infection

Biopsy
The removal of a small piece of tissue, which is then examined under a microscope

Cancer
An abnormal, uncontrolled growth in any tissue or organ in the body that can spread to surrounding or distant organs

Catheter
A thin, hollow, flexible tube that is inserted into the body, e.g. a urinary catheter is designed to pass through the urethra into the bladder to drain it of retained urine

Chemotherapy
Treatment with drugs intended to kill cancer cells

Digital rectal exam
Test in which the doctor inserts a gloved finger into the anus to feel the prostate for any unusual features such as hardness, bumps or swelling

Dihydrotestosterone
A hormone derived from testosterone and thought to be involved in prostate enlargement

DNA
Deoxyribonucleic acid, the molecule that encodes genetic information; DNA contains many functional units called genes

Enlarged prostate
Common name for benign prostatic hyperplasia

External beam radiation therapy
A therapy in which a radiation beam from outside of the body targets cancer on the inside of the body. Also called EBRT

Genetic
Having to do with genes; related to the mechanisms by which cells grow, function, and divide

Gland
An organ that makes and secretes substances used by the body

Impotence
Inability to sustain an erection sufficient for intercourse

Lymph node
Small glands that release cells to defend the body against harmful foreign particles

Metastasis / Metastatic
The spread of cancer cells to areas of the body beyond the organ of original occurrence

Neoadjuvant
Therapy that is used before the main, or primary, therapy. For instance, neoadjuvant androgen deprivation therapy (ADT) used before radiation therapy

Orchiectomy
Surgical removal of the testicles

Prostate cancer
The presence of cancerous cells in the prostate

Prostate-specific antigen
A protein in semen produced by the prostate gland and measured in the blood in patients with BPH or prostate cancer

Prostatic (adj)
Related to the prostate

Prostatitis
An inflammation of the prostate gland

Radiation
The use of directed high-energy X-rays to kill cancer cells

Radical prostatectomy
Surgery to remove the entire prostate gland along with the nearby tissue such as the seminal vesicles

Rectum
The final section of the intestines at the anus

Remission
The state in which all or some cancer signs and symptoms disappear, or the period of time when a disease stays under control (no progression). Complete remission does not always mean the cancer is cured

Retrograde ejaculation (dry climax)
A condition in which semen enters the bladder during ejaculation and is later flushed out during urination

Seminal vesicles
A pair of glands, near the prostate, that add substances to semen

Testes
Male reproductive glands where sperm are produced. Also the main source of testosterone in males

Testosterone
The most potent male hormone

Tumor
An abnormal mass of tissue, which may be benign or cancerous; a collection of abnormal cells

Ultrasound
Imaging test that uses high-frequency sound waves to view internal organs

Urethra
The tube that carries urine and semen through the penis

Urge incontinence
Leakage of urine in the presence of a strong desire to void

Urgency
A sudden need to urinate

Urinalysis
Analysis of urine for chemicals, minerals, sugar, hormones, infections etc.

Urinary flow study
Measure of the amount of urine voided per second

Urinary incontinence
Involuntary urination that leads to loss of urinary control

Urinary retention
Condition in which urine is kept in the bladder instead of being eliminated; acute urinary retention occurs suddenly and the patient cannot urinate at all

Urinary tract infection
Infection of an element of the urinary system: the urethra, the bladder, the ureters, or the kidneys

Urologist
Doctor who specializes in diseases of the urinary system in women, and the urinary and sex organs in men

Vas deferens
A tubal structure that carries sperm from the testicles to the prostate prior to ejaculation

Watchful waiting
Period of time after diagnosis of a disease during which no active treatments are pursued; rather, the condition is monitored at frequent intervals