Radiation for PR Positive Breast Cancer: 80 Real Stories

Stage IV HR-Positive Breast Cancer: Abigail's Patient Story

Patient Info: Abigail Myers, female, Under 40 | Stage IV

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

Metastatic Site: bones, brain

Abigail continued living with Stage IV metastatic breast cancer after about 8 years of multiple treatment lines, including therapy for bone and brain metastases.

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Chemotherapy complication: methotrexate absorbed into the bloodstream after spinal injection

Patient Info: Anonymized, Female | Stage IV

Biomarkers: ER-positive; PR-positive; HER2-negative; Oncotype DX Recurrence Score 20

Metastatic Site: leptomeninges / central nervous system; brain

Five months after leptomeningeal carcinomatosis was recognised, she developed a new 2 cm brain lesion and neurological decline. Her family chose supportive care, and she died 10 days after transfer to inpatient hospice.

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Breast Cancer Spread to the Sinuses, Eye Sockets and Skull

Patient Info: Anonymized, Female | Stage IV

Biomarkers: ER-positive; PR-positive

Metastatic Site: ethmoid and frontal sinuses; both orbits; multiple…

At 1-year follow-up, the sino-orbital metastases had not progressed on neuroimaging, right-eye visual acuity remained good, and chemoradiotherapy had been tolerated without complication.

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Breast radiation completed after severe vertigo during COVID-19 vaccination

Patient Info: Anonymized, Female, 60s

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

Four weeks after completing radiation, her skin reaction was improving and she had returned to work briefly, although vertigo was still present.

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Recurrent Lobular Breast Cancer Spread to the Opposite Armpit Lymph Node

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

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

Metastatic Site: Contralateral right axillary lymph node

After surgery for the recurrence and removal of the opposite-side axillary nodes, the patient proceeded with adjuvant chemotherapy and remained in active treatment.

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

Patient Info: Jeanine, Female | Stage III

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

Jeanine completed chemotherapy, bilateral mastectomy, and post-surgery radiation after her disease was restaged from Stage II to Stage III, and she described continued active oncology care and advocacy as of June 2021.

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Male breast cancer discovered after years of stiff-person syndrome

Patient Info: Anonymized, Male, 50s

Biomarkers: ER-positive; PR-positive; HER2-negative; anti-amphiphysin antibody positive at 1:64; hereditary cancer panel negative for pathogenic germline variants.

He completed curative-intent breast cancer treatment and reported substantial improvement in upper-body stiffness, although lower-extremity stiffness, cramps, and unsteadiness persisted.

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Breast cancer with sarcoidosis that mimicked metastatic disease

Patient Info: Anonymized, Female, 40s

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

Her most recent mammogram showed no recurrent breast cancer while she continued letrozole, goserelin, and six-monthly follow-up.

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Breast cancer recurrence in the mandibular condyle causing jaw pain

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

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

Metastatic Site: right mandibular condyle with extension into the…

After anastrozole and 60 Gy of radiation, her jaw pain, mouth opening, and function improved, although some discomfort remained and palliative systemic treatment was continuing.

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A New Mass Three Years After Lumpectomy Was Fat Necrosis

Patient Info: Anonymized, Female, 50s

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

A new mass detected three years after treatment was biopsy-proven fat necrosis rather than recurrent cancer.

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A Surveillance Asymmetry Near a BioZorb Marker Was Benign Scar and Fat Necrosis

Patient Info: Anonymized, Female, 60s

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

The new surveillance asymmetry was confirmed as benign fat necrosis, fibrosis, and scar tissue, with follow-up imaging planned.

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A Mass Beside a BioZorb Implant Was Fat Necrosis, Not Recurrence

Patient Info: Anonymized, Female, 50s

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

A 1.8 cm mass detected beside the BioZorb site was confirmed as fat necrosis, with continued imaging follow-up recommended.

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Local Breast Cancer Recurrence Was Found During BioZorb Surveillance

Patient Info: Anonymized, Female, 70+

Biomarkers: Initial right breast tumor: ER-positive, PR-positive, HER2-equivocal. Recurrent right breast tumor: ER-positive, HER2-negative.

Two sites of right-breast recurrence were confirmed three years after lumpectomy, leading to right mastectomy.

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A New Mass Near a BioZorb Implant Was a Foreign-Body Reaction

Patient Info: Anonymized, Female, 40s

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

Follow-up imaging after a benign biopsy showed no mammographic evidence of malignancy.

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A BioZorb-Site Density Two Years After Lumpectomy Was Fat Necrosis

Patient Info: Anonymized, Female, 60s

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

A new density at the lumpectomy site was confirmed as fat necrosis rather than recurrent cancer during ongoing surveillance.

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Locally advanced male breast cancer associated with a pathogenic ATM variant

Patient Info: Anonymized, Male, 50s | Stage Metastatic/Advanced

Biomarkers: ER 100% positive; PR 100% positive; HER2-negative; Ki-67 30%; germline pathogenic ATM variant c.2921+1G>A.

Two years after diagnosis, he had an ECOG performance status of 0 and remained without signs of breast-cancer relapse or another primary cancer.

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Breast Cancer Recurrence Treated With Radiation Despite a Chronic Skin Condition

Patient Info: Anonymized, Female, 50s

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

After treatment of a chest-wall recurrence and a radiographically suspicious ischial lesion, she completed chest-wall radiation, her skin healed within 5 weeks, and she remained under surgical, radiation-oncology, and dermatology review.

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A New Breast Cancer Arising Beneath an Accessory Nipple

Patient Info: Anonymized, Female, 40s

Biomarkers: ER 5%; PR 5–10%; HER2-negative.

After chemotherapy, surgery, endocrine therapy, proton radiation, and later reconstruction revision, she was currently without evidence of disease.

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

Patient Info: Caitlin J., Female, Under 40 | Stage II

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

As of July 2020, Caitlin had completed lumpectomy, AC chemotherapy, Taxol, and 33 radiation treatments for Stage IIB ER-positive, PR-positive IDC and was continuing monthly Lupron plus daily anastrozole.

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A second breast cancer arising in a previously known cyst

Patient Info: Anonymized, Female, 70+

Biomarkers: ER >95% positive; PR >95% positive; HER2 negative; Ki-67 11–50%; p53 negative for overexpression

She completed right-breast radiation and was continuing anastrozole 1 mg daily as adjuvant endocrine therapy.

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Small hormone-receptor-positive breast cancer found incidentally on chest CT

Patient Info: Anonymized, Female, 70+

Biomarkers: ER 95% positive; PR 70% positive; HER2 negative; Ki-67 11–50%; p53 negative for overexpression

She was receiving adjuvant breast radiation, with at least 5 years of anastrozole planned afterward.

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Early breast cancer followed 19 years later by a radiation-related breast sarcoma

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

Biomarkers: Strongly ER-positive; strongly PR-positive.

The stage IA breast carcinoma remained disease-free for 19 years; a later right-breast mass was a separate radiation-induced sarcoma rather than recurrent carcinoma.

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Metastatic Breast Cancer Presenting With Severe Pulmonary Hypertension

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

Biomarkers: ER-positive; PR-positive.

Metastatic Site: bone; bone marrow

At seven months, she was doing well with a marked response on PET imaging, normalized right-heart pressures, and ongoing systemic treatment with palbociclib.

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Breast Cancer Arising in Ectopic Tissue in the Armpit

Patient Info: Anonymized, Female, 40s

Biomarkers: ER positive; PR positive; HER2 negative

A 43-year-old woman’s presumed axillary cyst proved to be hormone-receptor-positive breast cancer arising in ectopic breast tissue.

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