Katie Thurston received a diagnosis of breast cancer in February 2025 at the age of 34.
“I had a little bump in my chest around 10’oclock [sic] Spot, “wrote the old Bachelorette via his Instagram stories the same month.” I discovered it myself. I thought it was my period [or] It may be muscle pain in training. But, in the end, this bump has never disappeared. »»
Thurston then visited his doctor for mammography, which indicated the presence of cancer tissue. Later, she suffered a biopsy to find out more about the type of cancer.
“Good news! My cancer has not metastasé[d]”, Shared Thurston via his Instagram stories on February 21, 2025, noting that the smart fabric was confined in his lymph nodes.” Two other meetings in Los Angeles before officially moving to New York [on] March 1. The planned order of things is fertility (freezing of eggs / embryos), chemo, then surgery. »»
Before her treatment against cancer, Thurston moved to the Big Apple with her husband now, Jeff Arcuri. (Thurston and the actor engaged in late 2024 and married in March 2025.)
“I am so grateful to my family, my friends and my community here for helping me go to my current scene [sic] of mind, “she added.” Today, I feel calm, less frightened and ready. “”
Continue to scroll for a complete chronology of the Battle of Thurston Cancer:
November 2024

Thurston discovered a bump in his chest at the end of 2024, noting the following February on his Instagram stories that the pain continued for “three [or] Four months. “”
“My first bump [which was a benign cyst] I felt like a pea or a marble [and] Hard, unnatural, but did not cause me any discomfort. The second felt larger, “she recalls in February 2025.” The pain first went and came, but maybe after 3-4 months not to disappear or improve, I became nervous and I saw my doctor. »»
Thurston had a breast ultrasound, mammography and several biopsies, which confirmed the presence of cancer.
February 2025
Thurston was diagnosed shortly before Valentine’s Day, publicly revealing the news several hours later.
“Yesterday, I saw all the couples publish their Valentine’s Day celebrations. I felt captivating if I am honest. Jeff took me to Hawaii and afterwards, we were going to travel the world before planting roots together in New York,” she wrote via Instagram on February 15. “But instead, my Vday was spent coordinating a place to live because I have to go to more treatment.”.
She added: “I used my morning to find insurance for New York and laws on pre -existing conditions. I programmed appointments for another biopsy, fertility, mental health, surgery, as well as to meet my team to discuss the overall treatment plan, which will include chemo. “
February 2025

Thurston had another biopsy, this time on his lymph nodes on February 19.
“Biopsy finished. Went well this time,” wrote Thurston via his Instagram stories. “I took Lorazepam,” explained my last difficulties at Appt and asked me for more numbness, and they allowed Jeff to be there to hold my hand. “
Biopsy said Thurston cancer had not more metastasé.
March 2025
At the beginning of the month, Thurston moved to New York full time before starting fertility treatments. The reality star chose to freeze embryos before undergoing chemotherapy.
“One day, you think you don’t want children,” she wrote on March 9. “Then one day, you meet the man of your dreams and do everything to make sure that we can start a family in the future.”
March 2025

Throughout the month of March, Thurston continued to plan his treatment protocol.
“I opted for the I-SPY breast cancer test instead of the healthcare standard,” she wrote on March 13. “The objective is to match the treatments to the patients used on the molecular and genetic characteristics of their tumors instead of a single size road”.
The same day, she had an optometry meeting to “get [her] The eyes checked ”to check if it is still qualified for the I-SPY clinical trial. A day later, Thurston underwent egg recovery.
March 2025
Days later US Weekly exclusively confirmed That Thurston and Arcuri married on March 22, they discovered that several spots had been Found on the liver of the old Bachelorette. Then Thurston underwent biopsies on his chest, his lymph nodes and his liver to discover when to start treatment. She also had a placed port.
On March 28, Thurston confirmed that the spots found on his liver were cancerous.
“After days of waiting, unfortunately, I discovered today that my breast cancer has spread to the liver,” she said in an Instagram video. “It is quite small, but it puts me at the four stadium.”
Thurston shared that she would start treatment the following week.
April 2025
While Thurston excited her hospital bag on April 3 to start chemotherapy the next day, she received a call from her doctors to suspend her plans.
“I received the call according to which my results of pathology on my liver, breast and lymph nodes all returned as her2 negative, even if my original samples as Kaiser were her2 +,” wrote Thurston via Instagram April 4. “I was a few minutes away from taking my steroid for the preparation of chemo. Instead, I was heading for my doctor to discuss how it happened, what tests are necessary and what it means for my new treatment plan. It looks like the chemo that is out of the table now.”