Acute prostatitis is swelling and irritation (inflammation or infection) of the prostate gland that develops rapidly.
Acute prostatitis is usually caused by a bacterial infection of the prostate gland. Any bacteria that can cause a urinary tract infection can cause acute bacterial prostatitis, including:
Some sexually transmitted diseases (STDs) can cause acute prostatitis, typically in men younger than age 35. These STDs include:
Prostatitis from an STD usually comes soon after sexual contact with an infected partner.
In men older than age 35, E. coli and other common bacteria typically cause prostatitis. E. coli prostatitis may occur spontaneously or after:
Acute prostatitis may also develop from problems involving the urethra or prostate, such as:
Prostatitis is rare in young boys. Men ages 20 - 35 who have multiple sexual partners are at an increased risk. Also at high risk are those who engage in anal intercourse, especially without using condoms.
Men age 50 or older who have an enlarged prostate (benign prostatic hyperplasia) are at increased risk for prostatitis due to their risk of urinary tract infection.
Nickel JC. Inflammatory conditions of the male genitourinary tract: prostatitis and related conditions, orchitis, and epididymitis. In: Wein AJ, ed. Campbell-Walsh Urology. 9th ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 9.
Barry MJ, McNaughton-Collins M. Benign prostate disease and prostatitis. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 130.
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