Prostate specific antigen (PSA) is a protein that is found in the semen. PSA levels are used to detect prostate cancer and monitor the progression of the disease. A condition called benign prostatic hypertrophy (BPH) can also cause elevated PSA levels. Read more: PSA Test (Prostate Specific Antigen) Article
Multimedia: Slideshows, Images & Quizzes
Picture of Prostate Gland
A gland within the male reproductive system that is located just below the bladder. See a picture of Prostate Gland and learn...
Picture of Prostate
Side View of the Prostate. The prostate is a walnut-sized gland located between the bladder and the penis. See a picture of the...
Screening Tests Every Man Should Have
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Prostate Cancer Symptoms, PSA Test, Treatments
Prostate cancer is the most common cancer in men. Learn the signs and symptoms of prostate cancer, along with causes and...
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Treatment & Diagnosis
Prevention & Wellness
- Health Tip: Recognizing Prostate Cancer
- New Research Finds Value in PSA Testing
- 'Observation' Best Option for Most Low-Risk Prostate Cancer
- PSA Testing Rates for Prostate Cancer Have Leveled Off
- Updated Prostate Cancer Test Guidelines Now Stress Patient Choice
- Many Docs Don't Discuss Prostate Cancer Screening Pros and Cons
- Experts Weigh In On Newly Released Health Information From Clinton, Trump
- Cancer Experts Criticize Report on Rising Prostate Cancer Numbers
- High-Dose Radiation May Be No Better for Low-Risk Prostate Cancer
- PSA Testing Differs Among Primary Care Doctors, Urologists
- Prostate Cancer Screening, Detection Both Down in U.S., Studies Say
- Relaxed Guidelines on PSA Testing Might Miss Aggressive Tumors: Study
- Prostate Cancer Testing Drops Off After Controversial Guidelines
- Dogs Find Prostate Cancer by Smell
- Did PSA Test's Decline Spur Rise in Prostate Cancers?
- Is the PSA Test Worth It? Major Study Is Inconclusive
- Newer Radiation Therapy Treats Prostate Cancer More Quickly: Study
- Surgery May Benefit Younger Prostate Cancer Patients
- Study Ties Y Chromosome Variations to Prostate Cancer Risk
- Prostate Biopsies May Cause Unnecessary Worry for Many Men, Study Finds
- Many Doctors Ignore Guidelines, Order PSA Tests for Elderly Men
- Older Men Gain Little From PSA Test: Study
- Gene Test May Help Predict Prostate Cancer Aggressiveness
- Many Men Plan to Ignore PSA Test Guideline: Survey
- Many Men Not Told Pros, Cons of PSA Testing, Survey Finds
- Prostate Cancer May Be Deadlier for the Uninsured
- Urologists' Group Issues Updated Guidelines on PSA Test
- Study Questions Value of PSA Test for Older Men
- Most Men Don't Need PSA Tests, Doctors' Group Says
- Which Cancer Tests Do You Really Need?
- Targeted Prostate Cancer Biopsies Might Improve Care: Study
- New DNA-Based Blood Test May Spot Signs of Cancer
- Boomers Zero In on Health at Age 50 and 65, Study Says
- PSA Testing Linked to Improved Prostate Cancer Survival
- Can Prostate Cancer Screening Improve Men's Lives?
- Screening Debate Typifies Prostate Cancer Uncertainties
- Study: PSA Testing Cuts Worst Prostate Cancers
- Prostate Cancer Surgery May Not Always Up Survival
- Expert Panel Suggests PSA Test May Benefit Some Men
- PSA Screening Controversy: FAQ
- Panel: Don't Get PSA Prostate Cancer Screen
- Prostate Cancer Screening Guidelines Often Not Followed: Study
- PSA Test Cuts Prostate-Cancer Deaths -- At a Cost
- Prostate Size May Be Clue to Severity of Cancer
- PSA Test for Prostate Cancer Doesn't Save Lives: Study
- Report: Task Force to Recommend Against PSA Test
- PSA Test May Help Check for Breast Cancer
- Combination Therapy May Treat Prostate Cancer
- New Doubts on Value of Prostate Cancer Screening
- Can Pomegranate Pills Fight Prostate Cancer?
- New Debate on PSA Test for Prostate Cancer
- Targeted Radiation May Help Men Avoid Impotence
- Prostate Cancer Screening No Benefit to Older Men With Low PSA Levels
- Statins, Painkillers May Upset PSA Test Results
- PSA Test Does Cut Prostate Cancer Deaths, Study Finds
- Tracking PSA Test Results Over Time Gives Clues to Cancer
- PSA Test: More Harm Than Good?
- Experts Back Away From Annual PSA Test
- Earlier Start, Stop for PSA Testing?
- PSA: Why Obese Men Post Lower PSA Levels
- PSA Testing Still Valuable for Prostate Cancer
- Fast PSA Rise Implies Bad Prostate Cancer
- PSA Test Affected By Obesity, Hide Prostate Cancer
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