Irish Man Diagnosed With Stage Four Cancer With 10% Survival Chances After Using ChatGPT

Irish man trusted ChatGPT for throat pain, but was later diagnosed with stage 4 cancer. Know the risks, symptoms, and why doctors matter most.

Irish Man Diagnosed With Stage Four Cancer With 10% Survival Chances After Using ChatGPT

Written by Mishika Gupta |Published : September 3, 2025 7:03 PM IST

Nowadays, people are easily accessible to the internet,so when they have any query regarding anything, they directly rush towards Google, most of the time, toAI tools like ChatGPT for the answers. People find these tools easy and quick to use, but they do not always show the right answer. A shocking and heartbreaking story from Ireland proves this. Warren Tierney, a 37-year-old man, trusted ChatGPT when he was not feeling well. A few months later, he got diagnosed with stage four throat cancer. This incident went viral and raised concerns among people about using AI for health.

Irish Man Used ChatGPT for a health update

Warren was facing pain in his throat and difficulty swallowing anything for a few months. So instead of visiting the doctor, he took help from ChatGPT, asking about the symptoms. And ChatGPT assured him that it was not cancer and asked him to calm down. He trusted ChatGPT and did not seek any medical help from a doctor.

Stage 4 throat cancer diagnosis

By the time Warren visited the hospital. His condition got worse. The doctor told him that he was suffering from stage 4 oesophageal cancer. It's a rare form of throat cancer. And on stage four, it's hard to treat cancer. Also, the survival rate gets limited;if he had detected it early, then he would have had more chances to recover properly.

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ChatGPT's health advice can be risky

When we look back, Warren accepted that relying on ChatGPT cost him his life. He said, " I know that probably cost me a couple of months. I relied on it too much".His storyshowed us a common issue: that a lot of people are now dependent on AI or Google search instead of taking help from doctors.People should know that AI tools cannot examine your body, and cannot understand what's going on inside your body;they can give you answers on a general basis.

Can ChatGPT detect cancer symptoms?

Although not everybody'sstory presented on AI is negative. There was a case in Northern Ireland where the doctor missed thyroid cancer, but ChatGPT helped to detect that. That timely hint helped her to go for further tests and get proper treatment. This incident shows that AI should be used wisely. It can also harm you or sometimes help you as well.

Early signs of throat cancer

There are some symptoms that doctors have suggested, and you should never ignore if they continue for more than 1-2 weeks :

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  • If you are facing soreness, pain and swelling in your throat.
  • unexplained weight loss
  • If you notice any lump in your neck or throat
  • continuous cough or hoarseness
  • If you have a feeling that your food is stuck while eating.

Using Google and AI tools like ChatGPT can be really helpful for learning purposes, but you cannot replace them with doctors.Warren'sStory is a wake-up call for all of us that AI can give you quick and easy solutions, but they are not accurate all the time,plus it cannot detect your disease and examine your body.