Screening
Tests that look for cancer before symptoms appear.
Articles about Screening
Screening
2D vs 3D Mammograms: What Is the Difference?
2D vs 3D mammograms compared: how tomosynthesis works, what studies show about finding cancers, what the TMIST trial is testing, and what to ask about cost.
5 min read · Beginner
Screening
Abnormal HPV Test: What to Ask Next
What an abnormal HPV test can mean, why follow-up matters, and what to ask about Pap results, colposcopy, and timing.
5 min read · Beginner
Screening
Breast Awareness: Knowing What Is Normal for You
A plain-language explainer on breast self-awareness, how it differs from a formal self-exam, and when to report changes
5 min read · Beginner
Screening
Called back after a mammogram: what happens next
A callback after screening usually means more pictures are needed, not that cancer has been found. NCI notes most people called back are not found to have breast cancer.
5 min read · Beginner
Screening
Cancer Found During Routine Screening: What Happens Next
An abnormal screening result starts a sequence: recall, diagnostic imaging, biopsy, pathology, sometimes staging. Most callbacks are not cancer.
8 min read · Beginner
Screening
Cancer Screening for Transgender People
A respectful guide to cancer screening for transgender people, framed around the body parts you have. Based on NCI screening resources.
4 min read · Beginner
Screening
Cancer Screening Guidelines by Age: A Plain Summary
A plain-language overview of which cancer screenings are commonly recommended and at roughly what ages
6 min read · Beginner
Screening
Cancer Screening in Japan: What We Can Learn
Japan screens for stomach, colorectal, breast, cervical, and lung cancer. A plain-language look at what works, what is different, and lessons for anyone.
5 min read · Beginner
Screening
Cancer Screening Schedule After a Previous Cancer
Surveillance for a recurrence is not the same as screening for a new cancer. Survivors need both, and the second one is what most often gets dropped.
6 min read · Beginner
Screening
Cancer Screening: An Overview
A plain-language overview of what cancer screening is, its goals, and its benefits and harms, based on National Cancer Institute resources.
6 min read · Beginner
Screening
Cancer With Few or No Early Symptoms: Why Screening Matters
Ovarian, pancreatic, kidney and lung cancers can grow with no early symptoms. Which of them have a screening test, which do not, and why that is.
8 min read · Beginner
Screening
Cervical & Ovarian Cancer Screening After Hysterectomy
Whether you still need Pap or HPV testing after a hysterectomy depends on whether your cervix was removed and why the surgery was done.
7 min read · Beginner
Screening
Cervical Cancer Screening: When and How
A plain-language overview of cervical cancer screening — the Pap and HPV tests, when to start and stop, how often
6 min read · Beginner
Screening
Colon Polyps Found: What Happens Next
Polyps were found during your colonoscopy — what happens next: why polyps are removed, the pathology report, recovery, and your follow-up schedule.
5 min read · Beginner
Screening
Colonoscopy Prep Questions for Cancer Screening
Questions to ask before colonoscopy prep, including medicines, diabetes, blood thinners, transportation, timing, and incomplete prep.
5 min read · Beginner
Screening
Colonoscopy: What It Is and What to Expect
A plain-language guide to colonoscopy for colorectal cancer screening — the prep, the sedation, polyp removal, and how often it's needed
6 min read · Beginner
Screening
Colorectal Cancer Screening Now Starts at 45
The U.S. Preventive Services Task Force recommends colorectal cancer screening beginning at age 45, with several test options and intervals.
4 min read · Beginner
Screening
Colorectal Cancer Screening: Your Options Explained
A plain-language overview of colorectal cancer screening — why it works, when to start, and how the main tests compare
6 min read · Beginner
Screening
Colposcopy: A Closer Look After an Abnormal Result
A plain-language guide to colposcopy — the follow-up procedure after an abnormal Pap or HPV test
6 min read · Beginner
Screening
CT Colonography (Virtual Colonoscopy)
A plain-language guide to CT colonography, also called virtual colonoscopy
6 min read · Beginner
Screening
Dense Breast Notification: What to Ask
What dense breast notification letters mean, what they do not prove, and what to ask about screening options.
4 min read · Beginner
Screening
Dense Breast Tissue & Supplemental Screening
A clear guide to dense breast notifications, why dense tissue makes mammograms harder to read, 3D mammography, breast ultrasound, and MRI options.
6 min read · Beginner
Screening
Dense Breasts & Cancers Missed by Mammography
Dense breast tissue hides cancer on mammograms and raises risk on its own. What your density letter means and what the evidence says about extra imaging.
7 min read · Beginner
Screening
Dense Breasts and What They Mean for Screening
A plain-language guide to dense breasts — what breast density is, how it affects mammograms and breast cancer risk, and what notification laws mean
5 min read · Beginner
Screening
Diagnostic vs. Screening Mammogram
Screening mammograms look for cancer before symptoms. Diagnostic mammograms check a lump, change, or callback.
3 min read · Beginner
Screening
False Reassurance & Interval Cancers Explained
A normal screening result covers one organ, one test, one day. Interval cancers are expected, and new symptoms always outrank a recent clear result.
6 min read · Beginner
Screening
Flexible Sigmoidoscopy: Screening the Lower Colon
A plain-language guide to flexible sigmoidoscopy for colorectal cancer screening
6 min read · Beginner
Screening
How accurate are at-home stool tests for bowel cancer screening?
USPSTF publishes accuracy figures for FIT, gFOBT and stool DNA tests. All of them require a colonoscopy after a positive result for screening to deliver its benefit.
5 min read · Beginner
Screening
How often should an average-risk woman have a mammogram?
The US Preventive Services Task Force recommends screening mammography every other year for women aged 40 to 74, a grade B recommendation issued in 2024.
5 min read · Beginner
Screening
How to Check Your Own Skin: The ABCDE Rule
A step-by-step, plain-language guide to checking your own skin for signs of skin cancer using the ABCDE rule
6 min read · Beginner
Screening
HPV Self-Sampling & Managing Positive HPV Results
FDA-approved HPV self-collection, what it involves, and what a positive high-risk HPV result actually means and triggers next.
6 min read · Beginner
Screening
Incidental Pulmonary Nodules Found on CT Scans
A lung nodule on a CT scan is usually benign. Here are the Lung-RADS and Fleischner follow-up intervals and what actually makes a nodule concerning.
8 min read · Beginner
Screening
Lung Cancer Screening with Low-Dose CT
A plain-language guide to lung cancer screening with low-dose CT — who it's for, its benefits and harms — based on National Cancer Institute resources.
5 min read · Intermediate
Screening
Lung CT Screening & Incidental Lung Nodules
Who qualifies for lung CT screening, what the scan finds, and how screening-detected nodules differ from nodules found by accident on other scans.
7 min read · Beginner
Screening
Lung Screening Nodule Follow-Up Questions
Questions to ask when low-dose CT lung screening finds a nodule, including risk, timing, comparison scans, and next steps.
4 min read · Beginner
Screening
Mammogram vs. Ultrasound vs. Breast MRI
What mammography, breast ultrasound and breast MRI each do well, when each is used, and why they are layered rather than ranked.
5 min read · Beginner
Screening
Mammograms: Breast Cancer Screening Explained
A plain-language guide to mammograms — what they show, what to expect, how results are reported (BI-RADS), and when to be screened
5 min read · Beginner
Screening
Managing False-Positive Screening Results & Anxiety
Why false-positive screening results are common, what the real numbers are, why they are not anyone's mistake, and how to handle the anxiety.
6 min read · Beginner
Screening
Managing False-Positive Screening Results & Callbacks
You were called back after a screening test. What each result category means, what test comes next, how long it takes, and what it may cost.
6 min read · Beginner
Screening
Multi-Cancer Early Detection (MCED) Blood Tests
An objective, evidence-based guide to multi-cancer blood tests (liquid biopsies), what they can detect, FDA status, and why they complement standard screening.
5 min read · Beginner
Screening
Oral Cancer Screening: What a Dental Exam Checks For
A plain-language explainer on oral cancer screening during dental and medical exams, who is at higher risk, and the signs to watch for.
5 min read · Beginner
Screening
Overcoming Colonoscopy Prep Barriers & Discomfort
The practical barriers to colonoscopy — prep, cost, time off, transport — and the honest trade-offs of FIT, Cologuard, CT colonography and blood tests.
6 min read · Beginner
Screening
Overdiagnosis: When Screening Finds Harmless Cancer
A clear, plain-language explanation of overdiagnosis and overtreatment in cancer screening
4 min read · Beginner
Screening
Prostate Cancer Screening: Deciding With Your Doctor
A plain-language guide to the shared decision behind prostate cancer screening, including the PSA test, digital rectal exam, benefits and harms
7 min read · Beginner
Screening
PSA Screening Benefits, Harms, and Shared Decisions
PSA screening prevents about 1.3 prostate cancer deaths per 1,000 men over 13 years. Here are the harms in the same units, so you can weigh both.
7 min read · Beginner
Screening
Screening After a Parent's Early-Onset Cancer
What a parent's early-onset cancer says about your own risk, why colorectal screening can start at 40 or earlier, and when to ask about genetics.
8 min read · Beginner
Screening
Screening Anxiety: What Happens During the Test
Step-by-step guides to mammograms, colonoscopies, Pap and HPV tests, lung CT and skin exams — and practical ways to manage the anxiety.
6 min read · Beginner
Screening
Screening vs. Diagnostic Tests
Screening tests look for cancer before symptoms appear. Diagnostic tests find out what is going on when there is a symptom or an abnormal result.
4 min read · Beginner
Screening
Screening When a Relative Was Diagnosed Young
A relative diagnosed young usually means you start screening earlier. The colorectal rule is age 40 or ten years before their diagnosis, whichever comes first.
7 min read · Beginner
Screening
Self-Exams vs. Professional Clinical Screening
Formal breast self-exam is no longer advised as screening, and why. What the evidence shows for breast, testicular and skin self-examination.
9 min read · Beginner
Screening
Skin Cancer Screening: What an Exam Involves
A plain-language look at professional skin exams for skin cancer, who is at higher risk, and what a dermatologist checks
5 min read · Beginner
Screening
Skin Check Appointment: What to Expect
What to expect at a skin check appointment and what to ask about changing spots, biopsy, photos, and follow-up.
4 min read · Beginner
Screening
Stool Tests for Colorectal Cancer Screening
A plain-language guide to at-home stool tests for colorectal cancer — gFOBT, FIT, and stool DNA tests
5 min read · Beginner
Screening
Supplemental Screening for Dense Breasts
What the FDA density notification means, what extra MRI or ultrasound actually finds, and why the major guidelines still disagree.
5 min read · Beginner
Screening
Testicular Self-Exam: How to Check and What Is Normal
A calm, plain-language guide to checking your own testicles for changes, what normal feels like, and when to tell a doctor
5 min read · Beginner
Screening
The Benefits and Harms of Cancer Screening
A plain-language look at the benefits and harms of cancer screening, from early detection to false positives and overdiagnosis
5 min read · Beginner
Screening
The HPV Test for Cervical Cancer Screening
A plain-language guide to the HPV test — how it checks for the virus that causes most cervical cancers, what primary HPV testing and co-testing mean
6 min read · Beginner
Screening
The Pap Test: What It Finds and What to Expect
A plain-language guide to the Pap test for cervical cancer screening — what it checks for, what happens during the test, and what results mean
6 min read · Beginner
Screening
The PSA Test: Prostate Cancer Screening Explained
A plain-language guide to the prostate-specific antigen (PSA) test
5 min read · Intermediate
Screening
Understanding Cancer Overdiagnosis vs. Overtreatment
Overdiagnosis means finding a real cancer that would never have harmed you. How it differs from a false positive, with numbers from thyroid, breast, and prostate.
6 min read · Beginner
Screening
Understanding Screening Results: Abnormal Results
A calm, plain-language guide to cancer screening results, including false positives, false negatives, and what happens after an abnormal result
5 min read · Beginner
Screening
What Cancer Screening Can and Cannot Detect
Only a handful of cancers have proven screening tests. Here is what has no screening, what was tried and abandoned, and what a normal result does not cover.
7 min read · Beginner
Screening
What does an annual physical actually do for cancer screening?
The visit itself is not the screening. Its value is as the place where the specific tests the Task Force grades A or B — for breast, cervical, colorectal and lung cancer — get ordered and tracked.
4 min read · Beginner
Screening
What Happens After a Positive At-Home Stool Test?
A positive FIT or Cologuard needs a colonoscopy, not a repeat stool test. Delay past ten months is linked to higher cancer risk and more advanced disease.
8 min read · Beginner
Screening
What Happens After an Abnormal Screening Result?
A reassuring, step-by-step guide to diagnostic follow-up after an abnormal mammogram, Pap test, colonoscopy, or lung CT scan.
5 min read · Beginner
Screening
What to Ask After an Abnormal Cancer Screening Test
A plain-language guide to abnormal screening results, follow-up testing, false positives, timelines, and questions to ask.
4 min read · Beginner
Screening
When Adult Children Should Begin Cancer Screening
Adult children of someone with cancer usually start at standard ages, unless the diagnosis was young or a syndrome is suspected. Here is how to work out which.
7 min read · Beginner
Screening
Whole-body MRI scans as cancer screening: are they worth it?
NCI lists the screening tests shown to lower cancer deaths. Whole-body scans are not among them, and NCI describes real harms including overdiagnosis and false results.
5 min read · Beginner
Screening
Why Cancer Screening Guidelines Change Over Time
Screening guidelines change because evidence accrues and because expert panels weigh the same harms differently. Neither is incompetence or flip-flopping.
7 min read · Beginner
Screening
Why Mammograms Can Miss Some Breast Cancers
Dense tissue, interval cancers and lobular carcinoma explain why a normal mammogram cannot overrule a lump that will not go away.
6 min read · Beginner
Screening
Why People Delay Cancer Screening
Fear of bad news, modesty, cost and lack of time all delay screening. Recognizing these barriers is what helps people finish the test.
4 min read · Beginner
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