Cancer Screenings Fresno Adults Should Not Skip
- Dr. Virk
- 3 days ago
- 5 min read
By Dr. Harman Virk, DO — Board‑Certified Internal Medicine, The Modern Medicine Group (Fresno, CA)
Medical disclaimer: This article is educational and not medical advice. If symptoms are severe, worsening, or you’re worried—seek urgent care or call 911.
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Quick Take
Screening finds cancer before symptoms appear, which is when treatment works best. By the time most cancers cause symptoms, they are further along.
Colorectal screening now generally starts at 45, not 50. Many adults do not know this changed.
Lung cancer screening exists and is dramatically underused — if you have a significant smoking history, ask about it specifically.
For colon cancer, there is more than one screening option. The best test is the one you will actually complete.
Being overdue is common and fixable. Most people are behind on at least one.
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Table of Contents
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1) What Screening Is and What It Is Not
Screening tests look for cancer in people who feel completely well. That is the entire point — finding disease at a stage where it is smaller, more contained, and more treatable.
Two clarifications matter.
Screening is not for symptoms: If you have rectal bleeding, a breast lump, a persistent cough, or unexplained weight loss, that is a diagnostic evaluation and it should not wait for the next screening interval.
A normal screening is not a lifetime pass: Screening works because it repeats on a schedule. One clear colonoscopy in 2016 does not cover you now.
Also worth knowing: exact ages and intervals get updated as evidence changes, and they shift with your personal and family history. Treat the ages below as the general starting point for the conversation, not the final answer for you.
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2) Colorectal Cancer Screening
Who: Most adults at average risk begin at 45, continuing through about 75, with decisions after that made individually. Screening may start earlier and happen more often with a family history, inflammatory bowel disease, or certain genetic syndromes.
The change people miss: The starting age moved down from 50 to 45. Colorectal cancer rates have been rising in younger adults, and a lot of people in their late forties assume they have years before this applies to them.
Options:
Colonoscopy, typically every ten years when normal. It both finds and removes precancerous polyps in one procedure.
Stool-based tests, done at home more frequently — annually or every one to three years depending on the test.
Other imaging-based options in certain circumstances.
Stool tests are a legitimate choice, not a lesser one — with one condition: an abnormal stool test must be followed by a colonoscopy. A positive result that is never followed up is worse than not testing.
If you have avoided colonoscopy because of the preparation, say so directly. A home test you will complete beats a procedure you keep postponing.
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3) Breast Cancer Screening
Who: Mammography screening for women at average risk generally begins between 40 and 50, with current guidance supporting starting at 40, continuing to about 74. Intervals are commonly every one to two years.
Higher risk — including a strong family history, known genetic mutation, prior chest radiation, or dense breast tissue — may mean starting earlier, screening more often, or adding MRI. That is worth a specific conversation.
Dense breasts reduce mammogram sensitivity. California requires notification of breast density, and that information should prompt a discussion, not just a letter you file away.
A lump is not a screening question: Any new lump, skin change, nipple discharge, or persistent breast pain needs evaluation regardless of when your last mammogram was.
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4) Lung Cancer Screening
This is the most underused screening in adult medicine, and one of the most relevant in a region with agricultural and industrial work histories.
Who: Annual low-dose CT is generally recommended for adults roughly 50 to 80 who have a 20 pack-year smoking history and who currently smoke or quit within the past 15 years.
A pack-year is one pack per day for a year. One pack a day for twenty years, or two packs a day for ten, both reach twenty.
Why it matters: Lung cancer is usually silent until it is advanced. Screening catches it earlier, when treatment is far more effective.
Quitting does not remove eligibility: Many people assume that stopping ten years ago means screening no longer applies. Within fifteen years, it usually still does.
If you have a significant smoking history, raise this at your next visit. It is rarely offered unless someone asks.
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5) Family History Changes Everything
Standard ages assume average risk. Family history can move all of them.
Tell your doctor about any first-degree relative — parent, sibling, or child — with cancer, including what type and at what age it was diagnosed. Age at diagnosis is as important
as the type.
Flags that warrant a deeper look, and sometimes genetic counseling:
Cancer diagnosed before 50 in a close relative
Multiple relatives with the same or related cancers
Breast and ovarian cancer in the same family
Colorectal and uterine cancer in the same family
Male breast cancer
A known genetic mutation in the family
Ashkenazi Jewish ancestry with a family history of breast or ovarian cancer
Bringing an accurate family history to one appointment can change your screening schedule for the rest of your life.
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6) What to Do If You Are Overdue
Most people are behind on something. The fix is a single visit.
Ask which screenings you are due or overdue for
Ask what the options are for each, including at-home choices
Schedule the one you have been avoiding first
Ask whether your insurance covers it — many preventive screenings are covered at no cost, and Medicare covers many as well
If cost or transportation is the barrier, say so; there are usually options
Complete the follow-up if a screening comes back abnormal — that step is where the benefit actually happens
For everything else that belongs on the list at this age, see Modern Medicine’s related article, Essential Health Screenings After Age 50
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7) Frequently Asked Questions
I feel fine. Why screen?
Because screening is designed for people who feel fine. Cancers that cause symptoms are generally further along than cancers found by screening.
Do I really need a colonoscopy at 45?
You need colorectal screening at 45. Colonoscopy is one option; stool-based tests are another. Discuss which fits you.
Are these screenings covered?
Many preventive screenings are covered at no cost under most plans, and Medicare covers many. Coverage details vary, so confirm before scheduling.
How long does it take to catch up if I’m years behind?
Usually one visit to plan and a few weeks to schedule. It is a smaller project than most people expect.
My relative had cancer young. Does that change my schedule?
Very likely yes. Bring the details — type of cancer and age at diagnosis — to your next appointment.
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Fresno CTA — The Modern Medicine Group
If you cannot remember your last screening, you are probably due for something — and if you have a smoking history, ask specifically about lung cancer screening.
The Modern Medicine Group reviews and tracks cancer screening for Fresno patients, orders the right tests, arranges referrals, and follows up on results so nothing gets lost.
Visit: 7053 N. Cedar Ave., Fresno, CA 93720
Phone: 559-369-7787
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