Patient Case Story: LC
Short Excerpt: Diagnosed with breast cancer in 2016 and recurrence in 2019, LC combined Letrozole and Ibrance with repurposed medications, supplements, and a ketogenic, active lifestyle. Now cancer-free (NED), she credits her recovery to integrative care, emotional strength, and balance, proving that personalized, holistic approaches can lead to long-term remission and renewed purpose.
Patient Profile
- Age: 44 years
- Gender: Female
- Primary Diagnosis: Breast Cancer
- Date of Diagnosis: 2016 – Stage I
- Recurrence: 2019, Stage IV with metastasis to the lung
- Current Status: No Evidence of Disease (NED)
Initial Presentation and Diagnosis
LC found a lump in her breast in mid-2016 leading to a diagnosis of Stage I- T1c NO MO ERPR positive, Her2 negative breast cancer (the tumor is between 1-2 cm in size, and there is no cancer in the lymph nodes or other parts of the body). She underwent a unilateral mastectomy with implant reconstruction and deferred from tamoxifen therapy. In 2019, three years later, cancer recurred in the same breast in a surface scar, with metastasis to the right hilar lymph node, (biopsy verified). She was confirmed to be metastatic disease and started on Letrozole and Ibrance and stopped it the fall of 2024 given her NED status.
Treatment History
Surgery: Unilateral mastectomy with implant reconstruction
Medications:
Letrozole (an aromatase inhibitor) and Ibrance (a CDK 4/6 inhibitor) from 2019-2024
Repurposed Medications: Doxycycline, Metformin, Atorvastatin, Mebendazole from 2019 to present
Supplements: Vitamin D, DIM, Zinc, B12/Folate, Quercetin, CoQ10, Melatonin
Lifestyle Management
- Diet: LC maintains a mostly modified ketogenic, gluten-free diet with very little sugar.
- Exercise: Weightlifting (3x/week), walking dogs, Taekwondo, rowing machine.
Current Status
LC is currently NED (no evidence of disease). LC credits her success in her cancer journey to a combination of traditional and integrative therapies. She believes that her cancer diagnosis led her to find a more meaningful life.
This is her advice for others navigating similar paths:
- Be prepared for a roller-coaster journey.
- Choose providers who are open to integrative therapies.
- Embrace both repurposed medications and standard of care.
- Confront the emotional challenges of a cancer diagnosis and the reality of possibly facing the end of life. LC feels that this can help cultivate a deeper sense of meaning in life.
LC’s Reflections:
LC expressed that while she’s currently in recovery, the journey doesn’t truly “end,” as she remains reminded of her cancer diagnosis and mortality. She hopes others will continue to check in on patients and support them emotionally, instead of assuming that recovery is a closed chapter.
Metastatic Hormone-Positive Breast Her 2 neg Cancer: Overview
What it is:
Metastatic breast cancer, also known as metastatic breast cancer, occurs when the cancer spreads beyond the breast to other organs like bones, liver, lungs, or brain. Hormone-positive (HR-positive) means the cancer cells have receptors for hormones like estrogen or progesterone, which can fuel the cancer’s growth.
Survival Rates:
Survival rates for stage 4 hormone-positive breast cancer vary based on numerous factors, including age, overall health, response to treatment, and metastasis location. According to research and statistical data:
- The 5-year survival rate for metastatic breast cancer is approximately 27%.
- For those with hormone-positive breast cancer, treatments targeting hormonal receptors can improve prognosis, with some women living for many years after diagnosis.
- Overall survival is highly individual, and while there are treatments that can help control the disease, Stage 4 breast cancer remains considered incurable. Having a single metastasis or oligometastatic disease has a much improved outcome.
Despite the grim statistics, many patients, like LC, experience long periods of stability or remission with the right treatment strategies, especially when they incorporate alternative and adjunct therapies alongside traditional therapies.
Ibrance and Letrozole in Breast Cancer Treatment
The combination of Ibrance and Letrozole has become a cornerstone treatment for hormone-positive. Her 2 negative metastatic breast cancer, particularly in premenopausal and postmenopausal women.
- Letrozole is an aromatase inhibitor that blocks the production of estrogen in postmenopausal women, thereby preventing estrogen from fueling the growth of estrogen receptor-positive cancer cells.
- Ibrance (Palbociclib) is a CDK4/6 inhibitor that blocks proteins involved in cell cycle regulation. By inhibiting CDK4/6, Ibrance halts the division of cancer cells and can slow the progression of the disease.
Together, these drugs work synergistically to control hormone-positive breast cancer and improve survival rates. Studies have demonstrated that Ibrance, when used in conjunction with Letrozole, significantly extends progression-free survival, thereby improving outcomes for patients with metastatic disease.
Repurposed Medications in Breast Cancer Treatment
In addition to traditional treatments, LC’s use of repurposed medications plays an important role in her therapy regimen. Repurposing medications is the practice of using drugs that were originally developed for other health conditions but are found to have anticancer effects. Studies have shown that certain medications, such as Doxycycline, Metformin, Atorvastatin, and Mebendazole may have potential benefits for cancer patients due to their ability to impact cancer cell metabolism and growth.
- Doxycycline: Typically used as an antibiotic, it has been explored for its anti-cancer properties, including its potential to inhibit cancer cell migration and invasion.
- Metformin: Originally developed to treat type 2 diabetes, this drug has shown promise in reducing cancer cell growth by affecting metabolic pathways often dysregulated in
- Atorvastatin: Commonly prescribed to manage cholesterol, statins like atorvastatin have demonstrated anticancer effects by inhibiting cholesterol synthesis, which is essential for cancer cell membranes.
- Mebendazole: An antiparasitic drug, mebendazole has been found to disrupt the microtubules in cancer cells, inhibiting their ability to divide and spread.
The concept of “starving” cancer cells by depriving them of the nutrients and signals they need to grow, and divide is a growing area of research in cancer treatment. Cancer cells often have abnormal metabolic pathways that allow them to thrive in environments where normal cells would struggle. By targeting these pathways, therapies can disrupt cancer cell metabolism and prevent further growth.
Additionally, LC’s ketogenic diet may support this theory by limiting glucose availability, forcing the cancer cells to rely on alternative metabolic pathways—pathways that may not support their growth or may even lead to cell death.
LC reports no negative side effects from these repurposed medications, and this approach represents a therapy that may enhance the effectiveness of conventional cancer treatments.
Conclusion
LC’s journey has been challenging but inspiring. She highlights the importance of mental resilience and the role of support systems in surviving a cancer diagnosis. LC’s outlook is a reflection of her holistic approach to fighting cancer—focusing not only on the medical treatments but also on living a balanced, meaningful life.
LC’s story showcases the power of personalized care, repurposed medications, and integrative therapies used alongside conventional treatments in managing metastatic breast cancer. As research continues, these approaches may lead to more effective treatments and improved outcomes for patients like LC.
References
- https://pmc.ncbi.nlm.nih.gov/articles/PMC4174984/
- https://www.drugs.com/medical-answers/effective-ibrance-3539764/
- https://www.nationalbreastcancer.org/breast-cancer-stage-4/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC2736998/
- https://www.ibrance.com/about-ibrance
- https://nbcf.org.au/about-breast-cancer/diagnosis/stage-4-advanced-or-metastatic-breast-cancer/
- https://www.healthline.com/health/breast-cancer/metastatic-prognosis
- https://www.cancer.gov/news-events/cancer-currents-blog/2015/palbociclib-breast-cancer
