Young woman's 2.5-year fight: dismissed 13 times before stage 3 bowel cancer diagnosis at 22

Milli underwent chemotherapy, radiotherapy, and surgery resulting in permanent stoma placement; radiotherapy may have caused infertility, causing severe psychological distress including suicidal ideation.
You're just too young to have bowel cancer
The phrase Milli Tanner heard repeatedly across thirteen GP visits over 2.5 years, even as her cancer advanced undiagnosed.

At nineteen, Milli Tanner began presenting to doctors with symptoms that would, in an older patient, have triggered immediate investigation. Over two and a half years and thirteen consultations, she was turned away each time with the same quiet certainty: she was too young. By the time a colonoscopy confirmed stage three bowel cancer in her rectum, the disease had reached her lymph nodes — and the medical system's assumptions had cost her years. Her story arrives at a moment when bowel cancer rates among young people have risen 74% since the 1990s, asking a question medicine has not yet answered: when the world changes, how long before the protocols follow?

  • A young woman's repeated, urgent pleas for investigation were dismissed thirteen times across two and a half years, each refusal grounded not in evidence but in the assumption that her age made serious illness impossible.
  • The delay allowed a treatable cancer to advance to stage three, spreading to her lymph nodes — a progression that may never have occurred had standard screening tools been applied without age bias.
  • Milli's treatment left her with a permanent stoma and likely infertility at twenty-four, transforming a diagnostic failure into a cascade of irreversible physical and psychological consequences, including suicidal despair.
  • Bowel cancer among under-25s has surged 74% since the 1990s and England ranks fourth globally for the fastest rise in early-onset cases, yet NHS protocols and referral thresholds remain calibrated to an older era.
  • Teenage Cancer Trust is now pressing for the National Cancer Plan to mandate faster diagnostic pathways for young people, while Milli herself has turned her grief into public advocacy, determined her ordeal should not be repeated.

Milli Tanner was nineteen when the bleeding began. Over the next two and a half years, she returned to GP surgeries thirteen times carrying the same symptoms — persistent abdominal pain, profound exhaustion, rectal bleeding, and eventually blood clots and ten bowel movements a day. Each time, she was sent home. The explanations shifted — a stomach irritated by alcohol, piles, IBS, period pain — but the conclusion never did: she was too young for bowel cancer.

When she pushed harder, attending A&E and requesting second opinions, the response was the same. No faecal immunochemical test was ordered. No colonoscopy was scheduled. The screening tools routinely offered to everyone over fifty were considered unnecessary for a woman in her early twenties. Eventually, Milli ordered a private FIT test online. It came back positive for blood. Her GP acknowledged the result but told her the NHS could not fast-track her colonoscopy because of her age, placing her on a sixty-week waiting list instead.

It was not until November 2023, after months of daily phone calls and a further A&E visit that was again dismissed, that her GP practice finally ordered its own FIT test and issued an urgent referral. Milli was twenty-two. The colonoscopy found a tumour in her rectum. The diagnosis was stage three bowel cancer, already in her lymph nodes.

What followed was nine months of chemotherapy, radiotherapy, and surgery to remove the tumour, lymph nodes, and rectum. She emerged with a permanent stoma. But a second loss shadowed the first: the radiotherapy may have rendered her infertile. Eggs had been retrieved before treatment, yet damage to her uterine lining may mean she can never carry a child. At twenty-four, she describes the possibility as heartbreaking — and recalls telling her mother, in the depths of that despair, that she did not want to go on living.

Milli's experience is not exceptional. Bowel cancer rates among those aged zero to twenty-four have risen 74% since the early 1990s. Among twenty to twenty-nine-year-olds, diagnoses are climbing by nearly 8% annually. England has the fourth fastest rise in early-onset bowel cancer among under-fifties globally. The medical protocols that failed Milli were written for a different era — one in which her diagnosis would have been genuinely rare. That era has passed.

No systemic apology has been offered for the years of delay. An apology came for one A&E encounter after her MP complained; the broader failure went unacknowledged. Teenage Cancer Trust has confirmed that Milli's story reflects a widespread pattern and is calling for the National Cancer Plan to include specific measures to accelerate diagnosis in young people. Milli, now facing online criticism from those who blame her diet, has chosen advocacy over silence. She hopes that by speaking, she might spare others the diagnostic nightmare that cost her so much.

Milli Tanner was nineteen when the bleeding started. Over the next two and a half years, she would walk into a GP surgery thirteen times with the same cluster of symptoms: abdominal pain that wouldn't quit, exhaustion that made ordinary days feel impossible, and blood every time she used the toilet. Each visit ended the same way. She was too young to have bowel cancer. The doctors said it with such certainty that she began to doubt her own body.

The dismissals came in waves, each one a different diagnosis that didn't fit. At nineteen, a doctor suggested she'd simply had too much to drink one night and irritated her stomach lining. Later came the familiar refrains: piles, irritable bowel syndrome, period-related pain. When she pushed back, when she asked for a second opinion at A&E, a doctor returned to tell her—after consulting another department—that she was still too young, then sent her away. No faecal immunochemical test was ordered. No colonoscopy was scheduled. The test that screens for blood in stool, routinely given to everyone over fifty in the UK, was deemed unnecessary for a girl in her early twenties, even as her symptoms worsened and she was opening her bowels up to ten times a day and passing blood clots.

By the time Milli finally ordered a private FIT test online and brought the results—positive for blood—back to her GP, she was told the NHS couldn't fast-track her for a colonoscopy because of her age. She was placed on a sixty-week waiting list. She rang every day trying to move up the queue. When the bleeding intensified and she returned to A&E, her symptoms were again ignored. It wasn't until November 2023, after months of pleading, that her GP practice ordered its own FIT test and referred her for an urgent colonoscopy. Milli was twenty-two years old.

The colonoscopy revealed a mass in her rectum. The doctor's face told her everything before the words came. "It's a tumour," the doctor said. When Milli asked if it was cancer, all the doctor could offer was an apology. The diagnosis was stage three bowel cancer, already spread to her lymph nodes. What should have been caught years earlier had been allowed to advance while she was repeatedly assured she was too young for such a thing to happen to her.

The medical establishment's age bias reflects a genuine rarity—bowel cancer in young people is uncommon. Fewer than forty people under twenty-five are diagnosed each year in the UK. But the trend is unmistakable and alarming. Since the early 1990s, bowel cancer rates among those aged zero to twenty-four have climbed seventy-four percent, far outpacing increases in older populations. Among those aged twenty to twenty-nine, diagnoses are rising by nearly eight percent annually. England has experienced the fourth fastest rise in early-onset bowel cancer among under-fifties globally. The textbooks that taught Milli's doctors their craft were written in an era when her diagnosis would have been genuinely extraordinary. The world has changed; the protocols have not.

Milli endured nine months of brutal treatment: chemotherapy, radiotherapy, and surgery in August 2024 to remove her tumour, lymph nodes, and rectum. She emerged with a permanent stoma and a body fundamentally altered. But the physical recovery, grueling as it was, became secondary to another loss. The radiotherapy that saved her life may have destroyed her ability to have children. She had eggs retrieved before treatment began, but the damage to her uterus lining may have rendered her infertile. At twenty-four, she grieves a future she may never have. "I've always been maternal," she says. "The thought of being infertile is just heartbreaking." When she first learned this possibility, the despair was so complete that she told her mother she wanted to take her own life.

Milli's anger at the two-and-a-half-year delay is justified and unresolved. Her GP attempted contact after the diagnosis; she refused and switched doctors. Her MP complained to the hospital about the A&E physician who had dismissed her. An apology came for that single encounter, but no one apologized for the years of delay. Teenage Cancer Trust, the charity supporting young cancer patients, confirmed that Milli's experience is not isolated but symptomatic of a widespread failure. The organization is calling for the National Cancer Plan for England to include specific actions to accelerate diagnosis in teenagers and young adults. Since going public with her story, Milli has faced online criticism from people suggesting she brought the cancer on herself through poor diet—a cruel and baseless form of victim-blaming that misses the point entirely. The rise in early-onset bowel cancer is not confined to one person's eating habits; it's a population-wide phenomenon affecting developed nations globally. Milli has always eaten a balanced diet. She is now channeling her anger into advocacy, determined that her suffering might spare others the same diagnostic nightmare. "If me talking about what I've been through helps others avoid the same fate," she says, "some good will have come of it."

I'm angry that a lot of what I've been through could have been avoided if I'd just been listened to sooner. But I want to direct that into helping raise awareness among other young people—and doctors—that you really can have cancer in your teens and early 20s.
— Milli Tanner
Milli's story, although extreme, is sadly not unique. We know from recent evidence and through the young people we support that far too often the path to a diagnosis is challenging, traumatic and too long for young people.
— Amy Harding, Teenage Cancer Trust director of services and impact
A Conversa do Hearth Outra perspectiva sobre a história
Inventor

Why do you think the doctors kept missing this? Was it really just about age?

Model

It was age, but age as a kind of permission to stop looking. The textbooks said bowel cancer in young people was so rare it barely existed. So when symptoms showed up, the doctors had a ready explanation for everything else. Piles. IBS. Alcohol. Periods. Anything but what was actually happening.

Inventor

But the symptoms were classic, weren't they? Blood, pain, frequency?

Model

Completely classic. Ten times a day to the toilet. Blood clots. Exhaustion. If she'd been fifty-five, a single GP visit would have triggered a colonoscopy. At twenty-two, she had to fight for a basic screening test.

Inventor

What changed? Why did they finally listen?

Model

Persistence. She ordered a private test, brought back proof of blood, and kept ringing every single day. Even then they tried to put her on a sixty-week wait. It took her becoming so ill she had no choice but to demand urgency.

Inventor

And by then the cancer had spread.

Model

To her lymph nodes. Stage three. The kind of delay that changes everything—not just the treatment she needed, but what it cost her. The radiotherapy that may have saved her life also may have taken away her ability to have children.

Inventor

That's the cruelest part of the story, isn't it?

Model

It is. She's twenty-four and grieving a future she might not get to have. And the system that delayed her diagnosis never had to answer for that.

Inventor

What does she want now?

Model

For other young people not to go through it. She's angry—rightfully—but she's channeling it into making doctors and young people understand that cancer doesn't check your age before it arrives.

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