Hormone Therapy for PR Positive Breast Cancer: 85 Real Stories

Stage III HR-Positive Invasive Lobular Carcinoma: Tanya's Patient Story

Patient Info: Tanya, Female, 40s | Stage III

Biomarkers: ER-positive; PR-positive; HER2-negative; grade 1

As of May 2025, Tanya was recovering from chest wall surgery, ALT flap repair, and a later skin graft after developing angiosarcoma in her radiated reconstructed breast years after Stage IIIA ILC treatment.

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Stage IIIB ER/PR-positive breast cancer: emergency mastectomy for infected fungating tumor

Patient Info: Anonymized, Female, 70+ | Stage III

Biomarkers: ER >75%; PR >75%; HER2 0 / HER2-negative; grade 3 invasive ductal carcinoma

As of May 2025, management centered on anastrozole after emergency mastectomy, repeated debridements, wound care, and major postoperative complications; oncology follow-up had become inconsistent because of ongoing medical setbacks.

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Stage IV HR-Positive Invasive Ductal Carcinoma: Samantha's Patient Story

Patient Info: Samantha, Female, Under 40 | Stage IV

Biomarkers: ER-positive; PR-positive; HER2-positive

Metastatic Site: Rib; spine; pelvis

After a mixed response on the radium trial, Samantha changed to anastrozole and abemaciclib. She described the newer hormone-targeted combination as easier to tolerate and working better while remaining in ongoing treatment.

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Stage IA ER/PR-positive breast cancer in SLE: arm-behind-back radiation after lumpectomy

Patient Info: Anonymized, Female, 40s | Stage I

Biomarkers: ER >95%; PR >95%; HER2 1+; Ki-67 23%; no BRCA1/2 variants identified

As of April 2025, 15 months after 3D conformal radiotherapy, she had no local recurrence, no distant metastasis, and no radiation pneumonitis.

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Stage I HR-Positive Invasive Lobular Carcinoma: Mandy's Patient Story

Patient Info: Mandy, Female, 40s | Stage I

Biomarkers: ER-positive; PR-positive; low Oncotype score; genetic testing negative for 70 cancer-causing genes

As of April 2025, Mandy was about 10 months after bilateral mastectomy for Stage IA ER-positive, PR-positive ILC, had a low Oncotype score, was planning several years of tamoxifen, and was still in reconstruction.

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HER2-positive breast cancer with brain metastases: responding well to T-DXd

Patient Info: Anonymized, Female, 50s | Stage IV

Biomarkers: ER-positive; PR-positive; HER2-positive / HER2 IHC 3+

Metastatic Site: brain (left cerebellum, left frontal lobe, medulla)

After 14 months and 19 doses of T-DXd, brain metastases remained controlled with no symptomatic or radiological relapse and no severe T-DXd-related adverse events.

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Accessory breast cancer: surgery, radiation, endocrine therapy, no recurrence

Patient Info: Anonymized, Female, 50s | Stage I

Biomarkers: ER 2+/>95%; PR 3+/>95%; HER2-negative; Ki-67 2%

As of March 2025, 26 months after surgery, she continued anastrozole and breast MRI showed no evidence of recurrence.

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Stage III HR-Positive Invasive Lobular Carcinoma: Katie's Patient Story

Patient Info: Katie, Female, Under 40 | Stage III

Biomarkers: ER-positive; PR-positive; HER2-negative; genetic testing negative

As of February 2025, Katie was a few months beyond active treatment for Stage III ER-positive, PR-positive, HER2-negative ILC and was adjusting to maintenance therapy with Verzenio, Lupron, and Letrozole.

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Stage II HR-Positive Invasive Lobular Carcinoma: Karen's Survivor Story

Patient Info: Karen, Female, 40s | Stage II

Biomarkers: ER-positive; PR-positive; HER2-negative; grade 2; inherited genetic testing negative

Karen completed double mastectomy, 3 months of chemotherapy and reconstruction. She was doing well on ongoing endocrine and targeted therapy and walking 3–5 miles daily.

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Stage IIIA encapsulated papillary breast carcinoma with invasion: mastectomy, axillary dissection, and anastrozole

Patient Info: Anonymized, Female, 70+ | Stage III

Biomarkers: ER 100%; PgR 80%; HER2 2+ by IHC with FISH negative; Ki-67 20%; initial biopsy HER2 1+

She received postoperative anastrozole alone after right mastectomy and axillary dissection; no apparent recurrence was observed 18 months after surgery.

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Stage IV luminal A breast cancer: liver resection and disease-free follow-up

Patient Info: Anonymized, Female, 50s | Stage IV

Biomarkers: luminal A; ER-positive; PgR-positive; HER2-negative

Metastatic Site: lung, liver

Disease-free after R0 hepatic segmentectomy for breast cancer liver metastasis, with May 2021 MRI showing no remaining liver nodules while she continued maintenance letrozole and goserelin.

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Stage 4 HR-positive breast cancer: stable disease on ribociclib

Patient Info: Anonymized, Female, 40s | Stage IV

Biomarkers: ER-positive; PR-positive; HER2-negative

Metastatic Site: left iliac bone

Metastatic HR-positive, HER2-negative breast cancer remained without progression as of October 2024 while she continued ribociclib 400 mg plus letrozole after SBRT to a left iliac bone metastasis.

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Stage IV luminal B breast cancer with liver, bone, and bone marrow metastases

Patient Info: Anonymized, Female, Under 40 | Stage IV

Biomarkers: ER 90% positive; PR 20% positive; HER2-negative; Ki-67 60%; luminal B

Metastatic Site: liver, bone, bone marrow

The patient had marked clinical and hematologic improvement on leuprorelin, letrozole, ribociclib, and zoledronic acid, with sustained complete remission reported for 4 months from September to December 2023 and monthly follow-up advised.

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Anna’s Triple-Positive Breast Cancer Story

Patient Info: Anna, Female, Under 40

Biomarkers: ER-positive, PR-positive and HER2-positive

Anna completed surgery, chemotherapy and radiation and continued to navigate the effects of hormone therapy, early menopause and fertility loss.

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HR-Positive Breast Cancer: Anna's Survivor Story

Patient Info: Anna, Female, Under 40

Biomarkers: ER-positive; PR-positive; HER2-positive

As of October 2024, Anna was about 7 years from diagnosis and described long-term survivorship after surgery, chemotherapy, radiation, biologic treatment, and tamoxifen-related mental-health effects.

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Stage 1 invasive ductal breast cancer: nipple-preserving mastectomy with reconstruction

Patient Info: Anonymized, Female, 60s | Stage I

Biomarkers: ER-positive; PR-positive; HER2-negative; Ki-67 28%

No signs of recurrence 20 months after nipple-preserving mastectomy, sentinel node biopsy, immediate reconstruction, adjuvant chemotherapy, and endocrine therapy for ER-positive, PR-positive, HER2-negative invasive ductal breast cancer.

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Stage 4 breast cancer: ongoing treatment with multi-line chemotherapy

Patient Info: Anonymized, Female, 40s | Stage IV

Biomarkers: Initial tumor: hormone receptor-negative; HER2 2+. 2011 recurrence: ER 10%; PR 70%; HER2 2+.

Metastatic Site: pleura/pleural effusion; lung

Metastatic breast cancer with malignant pleural effusion achieved complete response after chemotherapy and long-term endocrine therapy; PET-CT in October 2023 still showed complete response, with ongoing cardiac and bone-health management.

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Stage 4 luminal A breast cancer: tumor regression on hormone therapy

Patient Info: Anonymized, Female, 40s | Stage IV

Biomarkers: ER-positive; PR-positive; HER2-negative

Metastatic Site: skin, soft tissue, lungs

Metastatic Luminal A breast cancer involving skin/soft tissue and lungs showed regressing tumors and stable lung metastasis after 3 months of anti-hormone therapy plus capecitabine; longer-term control was not reported.

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Invasive Lobular Carcinoma: Kim's Survivor Story

Patient Info: Kim, Female

Biomarkers: ER 99% positive; PR 85% positive; HER2-negative

Kim’s ER-positive, PR-positive, HER2-negative ILC responded strongly to Zoladex and Letrozole before skin-sparing mastectomy, with 90% tumor necrosis, clear margins, no lymph node spread, and confirmation that she was cancer-free.

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ER/PR-positive invasive mucinous breast cancer: mastectomy, DIEP reconstruction, and tamoxifen

Patient Info: Anonymized, trans woman, 50s

Biomarkers: ER 100% positive; PR 100% positive; HER2-negative; 19-gene hereditary cancer panel negative

As of May 2024, she was 1 year after bilateral DIEP free-flap reconstruction, satisfied with the cosmetic result, taking tamoxifen for recurrence-risk reduction, and planning nipple reconstruction; no recurrence status beyond the postoperative course was stated.

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Invasive lobular breast cancer with isolated scalp metastasis: excision and endocrine therapy

Patient Info: Anonymized, Female, 50s | Stage IV

Biomarkers: Original breast tumor: ER-positive; PR-positive; scalp metastasis: CK7-positive; ER-positive; GCDFP-15 partially positive

Metastatic Site: scalp/skin

As of April 2024, she had no signs of recurrence in the breast or scalp and no distant metastasis after excision of the isolated scalp metastasis while continuing anastrozole.

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Stage II HR-Positive Invasive Ductal Carcinoma: Allison's Patient Story

Patient Info: Allison Tierney, Female | Stage II

Biomarkers: ER-positive; PR-positive; HER2-positive; CHEK2 mutation; BRCA1/2 negative

As of March 2024, Allison had completed Taxol and Herceptin treatment, was on tamoxifen planned for 10 years, and had moved to 6-month oncology follow-up. No metastatic disease or recurrence was reported.

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Metastatic hormone receptor-positive breast cancer with paraneoplastic eosinophilic fasciitis

Patient Info: Anonymized, Female, 70+ | Stage IV

Biomarkers: ER-positive; PR-positive; eosinophilia during paraneoplastic eosinophilic fasciitis flare

Metastatic Site: pelvis

As of February 2024, paraneoplastic eosinophilic fasciitis had remitted after prednisone plus systemic breast-cancer therapy, and 6-month follow-up showed no further skin recurrence or cancer progression.

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Aggressive breast cancer presenting with severe skin infection

Patient Info: Anonymized, Female

Biomarkers: ER 99% positive; PR 99% positive; HER2 1+ / negative; Ki-67 3%; grade 2; 3 interpectoral lymph nodes negative; later axillary-node biopsy benign

She recovered from sepsis and surgery, had no distant metastases and a benign axillary-node biopsy, and was receiving adjuvant radiation with anastrozole ongoing.

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