Prostate Cancer Screening: What You Need to Know to Make an Informed Decision

Relying on a single prostate-specific antigen number is an outdated practice—now there’s a toolkit that can spare men unnecessary procedures.

Illustration by The Epoch Times, Shutterstock

Prostate cancer screening isn’t just about a single prostate-specific antigen (PSA) number anymore. In 2025, we look at patterns over time, personal risk factors, and, when needed, advanced imaging. It’s a new era—one marked by precision, context, and choice.

Every week in my clinic, I meet men who are understandably confused by mixed medical messages. Some have heard the PSA test is outdated. Others worry about unnecessary treatment. Many don’t realize that modern screening is more than a blood test—it’s a toolkit. When used wisely, such a kit can catch aggressive cancers early while sparing men unnecessary procedures.

The Modern Prostate Cancer Screening Toolkit

A toolkit in plain language that explains what matters most and helps you or a loved one make an informed decision about screening contains the following five elements:

1. PSA Test

PSA is a protein made by the prostate that can be measured in the blood. Higher levels can be a warning sign of cancer—but they can also rise from harmless causes, such as an enlarged prostate or infection. That’s why a single “normal” or “abnormal” number doesn’t tell the whole story.

For example, PSA of 4.0 has long been considered a “cutoff,” but aggressive cancers can appear in men with PSA values under 3.0. On the other hand, I’ve had patients with PSA levels higher than 6.0 whose biopsies showed no cancer at all.

What matters most is context: whether your PSA is rising over time, your age, your family history, and your overall health.

Certain medications also change the way we read PSA. For instance, men taking finasteride for hair loss or urinary symptoms often have artificially lower readings. In those cases, doctors interpret the result differently to avoid missing a cancer diagnosis.

2. Looking Beyond a Single Number

Doctors today don’t just look at your total PSA. We also use tools that add context and help decide who truly needs more testing:

• PSA Over Time: A slow, steady rise may be less concerning than a sudden jump.
• PSA Compared With Prostate Size: A larger prostate naturally makes more PSA. If your PSA is high but your prostate is also large, that may be less worrisome.
• PSA Types: PSA comes in different forms in the blood. A higher proportion of “free” PSA often suggests a non-cancer cause, while lower free PSA may signal a higher risk of prostate cancer.

These measures—endorsed by recent urology guidelines—help doctors avoid unnecessary biopsies while still finding dangerous cancers early.

3. Newer Blood and Urine Tests

If a PSA result is unclear, newer tests can sometimes help decide whether a biopsy is needed. These blood or urine tests don’t diagnose cancer directly, but they can tell us if you’re more likely to have an aggressive form that deserves closer attention.

Two common examples are the 4Kscore Test—a blood test that combines PSA with other markers to estimate the chance of finding a high-risk cancer, and the prostate health index test—another blood test that blends PSA with related proteins into a single score to refine risk.

These tools can spare many men from an unnecessary biopsy while ensuring that those who need one get it at the right time.

4. Prostate MRI

One of the most significant advances in recent years is the use of prostate MRI. Unlike a general pelvic scan, this specialized MRI gives a detailed picture of the prostate and can highlight suspicious spots.

Why does this matter? Because an accurate MRI can:

• Show areas that may need a biopsy
• Help avoid unnecessary biopsies when no suspicious areas are found
• Guide doctors to the exact spot that looks abnormal, instead of taking random samples

Not all MRIs are the same, though. A standard pelvic MRI often misses important details. That’s why it’s important to ask for a prostate-specific multiparametric MRI—the version designed for this purpose.

I’ve seen men who were told their MRI was normal, only for us to repeat it with the right technique and find a cancer that truly needed treatment.

5. Modern Biopsy

If a biopsy is needed, how it’s done makes a big difference. Traditional biopsies often take random samples from the prostate, which can miss aggressive cancers or pick up tiny, low-risk ones that may never cause harm.

Today, we have more precise options such as the MRI-targeted biopsy, where doctors use MRI images to guide the needle directly to suspicious areas, and the transperineal biopsy, where, instead of going through the rectum, the needle goes through the skin between the scrotum and anus. This approach lowers the risk of infection and allows for better sampling of hard-to-reach areas.

These modern techniques mean fewer missed cancers, fewer unnecessary procedures, and more confidence in the results.

It should be noted, however, that not every elevated PSA or suspicious scan means you need a biopsy right away. Sometimes, careful monitoring is the safest and wisest choice.

For example, I once cared for a man in his late 70s with a slightly elevated PSA. He was otherwise healthy, active, and enjoying life. Instead of rushing into a biopsy, we followed him closely with repeat PSA tests and an MRI. Years later, he’s still doing well—without having gone through an unnecessary procedure.

This kind of “watchful waiting” can save men from anxiety, complications, and overtreatment, especially when the risks of a biopsy outweigh the benefits.

Screening That Fits You

Prostate cancer screening isn’t one-size-fits-all. The right approach depends on the person:

• Age Isn’t Everything: I’ve seen men in their late 70s who are healthier than some men in their 50s. If you’re active and in good shape, screening may still be worthwhile even as you get older.
• Family History Matters: If your father or brother was diagnosed—especially before age 60—you may need to start screening earlier and watch more closely.
• Lifestyle Counts: Obesity, diabetes, and chronic inflammation can all affect PSA levels and increase cancer risk. These factors help guide how we interpret results.

Ultimately, the best screening plan is tailored to your health, your risks, and your goals.

Prostate cancer screening in 2025 is smarter and more personal than ever. It’s no longer about one PSA number—it’s about patterns, risk factors, and, when needed, advanced tools such as MRI. If you’re older than 50 or 45 with risk factors, start the conversation with your doctor. If you’re 70 and in good health, don’t stop—screening can still save lives when done wisely.

The bottom line: Early detection works best when it’s tailored to you, not just a number on a lab report.